Engine Control Module -- (2015 MY)

WARNING: This page is about a different car, the 2015 Audi A4 Quattro, 2014 Audi A4 Quattro, and 2013 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

DTC / Description	Monitor Strategy Description	Malfunction Criteria and Threshold Value	Secondary Parameters with Enable Conditions	Monitoring Time Length	MIL Illum	Component Diagnostic Procedure
P000A "A" Camshaft Position Slow Response Bank 1	VVT Actuator Intake Slow Response	Difference between target position vs. actual position > 8.0° CRK For time > 1.3 to 2.9 sec AND Adjustment angle >= 2.50° CRK/sec.	Time after engine start, >3.0 to 10.0 sec. Engine speed 920 to 6, 000 RPM Modeled oil temperature -48.0 to 143.0° C Frequency (normal operation) 4 times	14.0 Sec. Multiple	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0010 "A" Camshaft Position Actuator Control Circuit/Open Bank 1	VVT Actuator Intake Open Circuit	Signal voltage 4.70 to 5.40 V	Camshaft actuator solenoid valve off Engine speed > 80 RPM	0.50 Sec. Continuous	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0011 "A" Camshaft Position - Timing Over-Advanced or System Performance Bank 1	VVT Actuator Intake Target Error	Difference between target position vs. actual position> 8.0° CRK For time > 1.3 to 2.9 sec. AND Adjustment angle < 2.50° CRK	Time after engine start > 3.0 to 10.0 sec. Engine speed 920 to 6, 000 RPM Modeled oil temperature -48.0 to 143.0° C Frequency (normal operation) 4 times	14.0 Sec. Multiple	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P0016 Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor A	Camshaft Position Sensor Intake Angular Offset Check	Permissible deviation < -11.01° CRK OR Permissible deviation > 11.01° CRK		20 Rev. Multiple	2 DCY	-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P0030 HO2S Heater Control Circuit Bank 1 Sensor 1	Oxygen Sensors Heater Front Open Circuit	Heater voltage 4.70 to 5.40 V	Time after engine start > 5.0 sec. Heater commanded off	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0031 HO2S Heater Control Circuit Low Bank 1 Sensor 1	Oxygen Sensors Heater Front Short To Ground	Heater voltage 0.0 to 3.26 V	Time after engine start > 5.0 sec. Heater commanded off	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0032 HO2S Heater Control Circuit High Bank 1 Sensor 1	Oxygen Sensors Heater Front Short To Battery Plus	Signal current > 5.50 A	Time after engine start > 5.0 sec. Heater commanded on	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0036 HO2S Heater Control Circuit Bank 1 Sensor 2	Oxygen Sensors Heater Rear Open Circuit	Heater voltage 2.34 - 3.59 V	Engine speed > 80 RPM Heater commanded off	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0037 HO2S Heater Control Circuit Low Bank 1 Sensor 2	Oxygen Sensors Heater Rear Short To Ground	Heater voltage < 2.34 V	Engine speed > 80 RPM Heater commanded off	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0038 HO2S Heater Control Circuit High Bank 1 Sensor 2	Oxygen Sensors Heater Rear Short To Battery Plus	Heater voltage > 3.59 V	Engine speed > 80 RPM Heater commanded on	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0043 HO2S Heater Control Circuit Low Bank 1 Sensor 3	HO2S Heater Control Circuit Low Bank 1 Sensor 3	SULEV Heater voltage < 3 V ULEV Heater voltage < 3 V	SULEV Time after engine start > 5.0 sec. Heater commanded off ULEV engine speed > 80 RPM Heater commanded off	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0044 HO2S Heater Control Circuit High Bank 1 Sensor 3	HO2S Heater Control Circuit High Bank 1 Sensor 3	Heater current > 2.70 to 5.50 A	Engine speed > 80 RPM Heater commanded on	0.50 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0068 MAP/MAF - Throttle Position Correlation	Intake Air System Load Survey Below Threshold	Plausibility with fuel system load calculation < -50%	Engine speed 920 to 5, 000 RPM ECT @ cylinder block > 55° C IAT @ manifold < 90° C Mass air flow 0.0 to 3, 000.0 kg/h Ratio manifold pressure to barometric pressure < 0.90 [-] EVAP purge valve closed Lambda control closed loop	29.8 Sec. Multiple	2 DCY	-- Check the Mass Air Flow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0068 MAP/MAF - Throttle Position Correlation	Intake Air System Load Survey Above Threshold	Plausibility with fuel system load calculation > 50%	Engine speed 920 to 5, 000 RPM ECT @ cylinder block > 55° C IAT @ manifold < 90° C Mass air flow 0.0 to 3, 000.0 kg/h Ratiomanifold pressure to barometric pressure < 0.90 [-] EVAP purge valve closed Lambda control closed loop	29.8 Sec. Multiple	2 DCY
P0070 Ambient Air Temperature Sensor Circuit "A"	COM: Ambient Air Temperature (AAT) Sensor Communication With AAT Sensor	AAT signal: short to battery / open circuit failure	Time after ignition on > 2.0 sec.	1.0 Sec. Continuous	2 DCY	-- Check the Outside Air Temperature Sensor -G17-. Refer to appropriate repair information.
P0071 Ambient Air Temperature Sensor Circuit "A" Range/Performance	Ambient Air Temperature Cross Check	Diff. between ECT @ cylinder block and IAT @ manifold @ start< 24.8 K (depending on engine off time) And Diff. between IAT @ manifold and AAT @ start > 24.8 K (depending on engine off time) And Diff. between AAT and ECT @ cylinder block @ start> 24.8 K (depending on engine off time)	Engine off time > 8.0 h BLOCKHEATER: ECT @ cylinder block @ start< 1.5 K minus ECT @ condition: Time after engine start 60.0 sec. SOLAR RADIATION CASE 1: AAT @ start <= 5.3 K Minus AAT @ condition: Vehicle speed > 25 MPH For time> 30.0 sec. SOLAR RADIATION CASE 2: IAT @ manifold @ start<= 5.3 K minus IAT @ condition: Vehicle speed > 25 MPH For time> 30.0 sec.	0.0 Sec. Once/DCY	2 DCY	-- Check the Outside Air Temperature Sensor -G17-. Refer to appropriate repair information.
P0072 Ambient Air Temperature Sensor Circuit "A" Low	COM: Ambient Air Temperature (AAT) Sensor Communication With AAT Sensor	AAT signal: short to ground failure	Time after ignition on > 2.0 sec.	1.0 Sec. Continuous	2 DCY	-- Check the Outside Air Temperature Sensor -G17-. Refer to appropriate repair information.
P0087 Fuel Rail/System Pressure - Too Low Bank 1	Fuel Volume Regulator Control Functional Check: Stuck Open	Pressure control activity > 10.0 MPa AND Fuel trim activity 0.90 to 120 [-] AND Difference between target pressure vs. actual pressure > -16.38 MPa	Engine speed > 600 RPM EVAP purge adaptation < 22.0 [-] ECT@ cylinder block >= 55° C IAT @ manifold < 90° C Fuel cut off not active Lambda control closed loop	5.0 Sec. Multiple	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P0088 Fuel Rail/System Pressure - Too High	Fuel Rail/System Pressure - Too High Bank 1	Fuel rail pressure > 13.9 MPa		3.0 Sec.	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .
P0089 Fuel Pressure Regulator 1 Performance	Fuel System Control Low Pressure Side Functional Check	Difference between actual pressure vs. target pressure > 250.00kPa	Time after engine start > 15.0 sec. ECT @ cylinder block > -48° C Fuel cut off not active Time after fuel cut off > 15.0 sec.	7.0 Sec. Continuous	2 DCY	-- Check the Low Fuel Pressure Sensor -G410-. Refer to Low Fuel Pressure Sensor -G410-, CHECKING .
P0089 Fuel Pressure Regulator 1 Performance	Fuel System Control Low Pressure Side Functional Check	Difference between target pressure vs. actual pressure > 200.00kPa		7.0 Sec. Continuous	2 DCY
P008A Low Pressure Fuel System Pressure - Too Low	Fuel System Pressure Sensor Low Pressure Side Out Of Range Low	Actual pressure < 40.0 kPa		6.0 Sec. Continuous	2 DCY	-- Check the Low Fuel Pressure Sensor -G410-. Refer to Low Fuel Pressure Sensor -G410-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P008B Low Pressure Fuel System Pressure - Too High	Fuel System Pressure Sensor Low Pressure Side Out Of Range High	Actual pressure > 950.0 kPa		6.0 Sec. Continuous	2 DCY	-- Check the Low Fuel Pressure Sensor -G410-. Refer to Low Fuel Pressure Sensor -G410-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P0100 Mass or Volume Air Flow Sensor "A" Circuit	Mass Air Flow Sensor Internal Check	MAF sensor signal 0 μs	Engine speed > 20 RPM	0.20 Sec. Continuous	2 DCY	-- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0101 Mass or Volume Air Flow Sensor "A" Circuit Range/Performance	Mass Air Flow Sensor Rationality Check Mass Air Flow	Mass air flow vs lower threshold model < 0.0 to 417.0 kg/h	Camshaft revolutions > 150.0 Time after engine start> 0.5 sec.	2.0 Sec. Continuous	2 DCY	-- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
	Mass Air Flow Sensor Rationality Check Mass Air Flow	Mass air flow vs upper threshold model > 39.0 to 873.0 kg/h
	Mass Air Flow Sensor Rationality Check Load Survey	Load calculation > 23.0% And Fuel system (mult.) < -23.0%	Engine speed 920 to 5, 000 RPM ECT @ cylinder block > 55° C IAT @ manifold < 90° C Mass air flow 0 to 450 kg/h Engine load 21 to 210% Ratio manifold pressure to barometric pressure < 0.90 [-] EVAP purge valve closed Lambda control closed loop
	Mass Air Flow Sensor Rationality Check Load Survey	Load calculation < -23.0% And Fuel system (mult.) > 23.0%
P0102 Mass or Volume Air Flow Sensor "A" Circuit Low	Mass Air Flow Sensor Out Of Range Low	MAF sensor signal < 66 μs	Engine speed > 20 RPM	0.2 Sec. Continuous	2 DCY	-- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0103 Mass or Volume Air Flow Sensor "A" Circuit High	Mass Air Flow Sensor Out Of Range High	MAF sensor signal > 4, 500 μs	Engine speed > 20 RPM	0.2 Sec. Continuous	2 DCY	-- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0106 Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance	Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance	Boost pressure signal: < Altitude sensor -210 hPa > Altitude sensor 230 hPa	Altitude sensor no DTC Boost pressure sensor no DTC Engine speed < 1, 000 RPM AND Throttle position < 7.01% DK for 3.0 sec. Throttle position sensor no DTC	1.0 Sec.	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .
P0111 Intake Air Temperature Sensor 1 Circuit Range/Performance Bank 1	Intake Air Temperature Cross Check	Diff. between ECT @ cylinder block and IAT @ manifold @ start > 24.8 K (depending on engine off time) And Diff. between IAT @ manifold and AAT @ start > 24.8 K (depending on engine off time) And Diff. between AAT and ECT @ cylinder block @ start < 24.8 K (depending on engine off time)	Engine off time > 8.0 h Blockheater: ECT @ cylinder block @ start < 1.5 K Minus ECT @ condition: Time after engine start 60.0 sec. Solar Radiation Case 1: AAT @ start <= 5.3 K Minus AAT @ condition: Vehicle speed > 25 MPH For time > 30.0 sec. Solar Radiation Case 2: IAT @ manifold @ start <= 5.3 K Minus IAT @ condition: Vehicle speed > 25 MPH For time > 30.0 sec.	0.0 Sec. Once / DCY	2 DCY	-- Check the Intake Air Temperature Sensor -G42-. Refer to Intake Air Temperature Sensor -G42-, CHECKING .
P0112 Intake Air Temperature Sensor 1 Circuit Low Bank 1	IAT Sensor @ Manifold Short To Ground	Signal voltage < 0.16 V		2.0 Sec. Continuous	2 DCY	-- Check the Intake Air Temperature Sensor -G42-. Refer to Intake Air Temperature Sensor -G42-, CHECKING .
P0113 Intake Air Temperature Sensor 1 Circuit High Bank 1	IAT Sensor @ Manifold Short To Battery / Open Circuit	Signal voltage > 4.48 V	ECT @ cylinder block @ startn.a Or Time after engine start> 20.0s ECT @ cylinder block>= 60° C Vehicle speed < = 6 MPH Mass air flow < = 24.00 kg/h	2.0 Sec. Continuous	2 DCY	-- Check the Intake Air Temperature Sensor -G42-. Refer to Intake Air Temperature Sensor -G42-, CHECKING .
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance / Stuck in Range / Cross Check	Engine Coolant Temperature Sensor @ Cylinder Block Stuck High / Low - No Change On Signal	Diff. between max ECT @ cylinder block and min ECT @ cylinder block < 1.5 K	ECT @ cylinder block @ start50 to 140° C Without n.a. Substitute ECT > -48° C Driving Condition H: Vehicle speed 25 to 75 MPH Mass air flow (lower threshold) 4.0 kg/h Mass air flow (upper threshold) 36.0 to 152.0 kg/h Or Fuel cut off active For Time required > 40.0 sec. Frequency 1 time Driving Condition L: Vehicle speed 0 to 6 MPH Mass air flow (lower threshold) 4.0 kg/h Mass air flow (upper threshold) 4.0 to 180.0 kg/h For Time required > 25.0 sec. Frequency 3 times	117.0 Sec. Once / DCY	2 DCY	-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
	Engine Coolant Temperature Sensor @ Cylinder Block Stuck In Range	No change on signal< 1.5 K And Signal in range (lower threshold) > 89° C Signal in range (upper threshold)< 110° C	Engine off time > 9, 900.0 to 15, 600.0 sec. ECT @ cylinder block @ start < 89° C to > 110° C Substitute ECT > -48° C Driving Condition H: Vehicle speed 25 to 75 MPH Mass air flow (lower threshold) 4.0 kg/h Mass air flow (upper threshold) 36.0 to 152.0 kg/h For Time required > 40.0 sec. Frequency 1 time Driving Condition L: Vehicle speed 0 to 6 MPH Mass air flow (lower threshold) 4.0 kg/h Mass air flow (upper threshold) 4.0 to 180.0 kg/h For Time required > 25.0 sec. Frequency 3 times	117.0 Sec. Once / DCY
	Engine Coolant Temperature Cross Check	Diff. between ECT @ cylinder block and IAT @ manifold @ start> 24.8 K (depending on engine off time) And Diff. between IAT @ manifold and AAT @ start < 24.8 K (depending on engine off time) And Diff. between AAT and ECT @ cylinder block @ start > 24.8 K (depending on engine off time)	Engine off time > 8.0 h Blockheater: ECT @ cylinder block @ start< 1.5 K Minus ECT @ condition: Time after engine start 60.0 sec. Solar Radiation Case 1: AAT @ start <= 5.3 K Minus AAT @ condition: Vehicle speed > 25 MPH For time > 30.0 sec. Solar Radiation Case 2: IAT @ manifold @ start <= 5.3 K Minus IAT @ condition: Vehicle speed > 25 MPH For time> 30.0 sec.	0.0 Sec. Once / DCY
P0117 Engine Coolant Temperature Sensor 1 Circuit Low	Engine Coolant Temperature Sensor @ Cylinder Block Short To Ground	ECT @ cylinder block > 140° C		2.0 Sec. Continuous	2 DCY	-- Check Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- Check the coolant regulator. Refer to the appropriate repair information.
P0118 Engine Coolant Temperature Sensor 1 Circuit High	Engine Coolant Temperature Sensor @ Cylinder Block Short To Battery / Open Circuit	ECT @ cylinder block < -40° C		2.0 Sec. Continuous	2 DCY	-- Check Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- Check the coolant regulator. Refer to appropriate repair information.
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance	Throttle Position Sensor 1 Rationality Check	TPS 1 - TPS 2 > 5.10 to 6.30% And Actual TPS 1 - calc. value > actual TPS 2 calc. value Or TPS 1 - calc value > 9.0%	Engine speed > 480 RPM	0.3 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low	Throttle Position Sensor 1 Out Of Range Low	Signal voltage < 0.2 V		0.1 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High	Throttle Position Sensor 1 Out Of Range High	Signal voltage > 4.81 V		0.1 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0130 O2 Sensor Circuit Bank 1 Sensor 1	Oxygen Sensors Front Out Of Range	O2S ceramic temp. < 640° C	Modeled exhaust temp > 300° C Fuel cut-off not active	12.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0131 O2 Sensor Circuit Low Voltage Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Signal Range Check	Short To Ground Virtual mass (VM) < 1.75 V Or Nernst voltage (UN)< 1.50 V Or Adjustment voltage (IA) < 0.30 V Or Adjustment voltage (IP)< 0.30 V		10.0 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0132 O2 Sensor Circuit High Voltage Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Signal Range Check	Short To Battery Virtual mass (VM) > 3.25 V Or Nernst voltage (UN)> 4.40 V Or Adjustment voltage (IA) > 7.0V Or Adjustment voltage (IP)> 7.0 V		10.0 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0133 O2 Sensor Circuit Slow Response Bank 1 Sensor 1	Oxygen Sensors Front Response Rate Monitoring, Area Ratio And Gradient Ratio	Symmetric Fault: Difference of R2L area ratio vs. L2R area ratio -0.40 to 0.40 [-] Max value of both counters for area ratio R2L and L2R >= 4 times Delay Time: Gradient ratio >= 0.0 [-] Lower value of both area ratios R2L and L2R < 0.30 [-] Transient Time: Gradient ratio >= 0.0 [-] Gradient ratio <= 0.45 [-] Lower value of both area ratios R2L and L2R < 0.30 [-] Or Lower value of both gradient ratios R2L and L2R < 0.00 [-] Asymmetric Fault: Difference of R2L area ratio vs. L2R area ratio < -0.40; > 0.40 [-] Values of both counters for area ratio R2L and L2R >= 4 times Delay Time: Gradient ratio > = 0.00 Lower value of both area ratios R2L and L2R < 0.30 Transient Time: Gradient ratio >= 0.0 [-] Gradient ratio <= 0.45 [-] Lower value of both area ratios R2L and L2R < 0.30 [-] Or Lower value of both gradient ratios R2L and L2R < 0.0 [-]	O2S front - min. operation temperature is reached > 715° C O2S front - time since operation readiness > 10.0 sec. Engine speed 920 to 4, 000 RPM Engine load 15.0 to 100.01% Gradient of engine load <= 14.02% Exhaust system lag time calculation 0.1 to 0.30 sec. Gradient of exhaust system lag time calculation <= 0.08 sec. Heat supply n.a. ECT@ cylinder block >= 30° C Catalyst temperature >= 400° C Lambda control set-point prior to diagnostic fuel steps A/F-Ratio stoichiometric Relative fuel amount from wall-applied compensation and EVAP purge < = 0.40 [-] Time since last measurement> 3.0 sec. Gear shifting n.a. EVAP purge not active Or EVAP purge > 6.5 g 1st lambda control loop active For time > 2.0 sec. 2nd Lambda control loop not active Forced lambda oscillation not active AIR not active Tank leakage detectionnot active Diagnosis EVAP purge systemnot active Fuel cut off for any cylinders not active Open circuit pump current (IP) ready Exhaust gas mass after end of scavenging > n.a. g. Only Flex Fuel Systems Without Ethanol Sensor: Ethanol concentration adaptation not active	53.0 Sec. Once / DCY	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0135 O2 Sensor Heater Circuit Bank 1 Sensor 1	Oxygen Sensors Heater Front Out Of Range High	O2S ceramic temp.< 715° C And Heater duty cycle > 90%	Modeled exhaust gas temp > 300° C Heater control active	55.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0135 O2 Sensor Heater Circuit Bank 1 Sensor 1	Oxygen Sensors Heater Front Rationality Check (Sensor Heating Up)	O2S ceramic temp.< 715° C And Time after O2S heater on 40.0 sec.	ECT @ cylinder block @ start > -11° C Engine shut-off time > 300.0 sec. (during ECM keep alive-time after ignition off)< 300.0 s	40.0 Sec. Once / DCY	2 DCY
P0136 O2 Sensor Circuit Bank 1 Sensor 2	O2 Sensor Circuit Bank 1 Sensor 2	Delta voltage one step at heater switching > 2.0 V and number of heater coupling>= 6 times	Sensor voltage <= 0.40 V or sensor voltage 0.50 to 1.26 V Case 2: Sensor Theoretical Ready For Operation: For time> 12 sec. Sensor sufficient heated up if exhaust temperature >= 700° C For time > 18 sec. Or Heater power>= 50% for time > 18.0 sec. General: Dew point exceeded for time > 10 sec. Heater not active	10.24 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0137 O2 Sensor Circuit Low Voltage Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) O2S Signal Check - Circuit Continuity (Short To Ground, Core Connection Signal Wires)	Signal voltage < 0.06 V For time> 3.0 sec. AND Difference of sensor voltage with load pulse and voltage without load pulse (mean value of 3 measurements) < 0.01 V	CASE 1: Sensor ready for operation Sensor voltage <= 0.40 V OR Sensor voltage 0.50 to 1.26 V CASE 2: Sensor theoretical ready for operation For time> 12.0 sec. Sensor sufficient heated up if exhaust temperature >= 700° C For time > 18.0 sec. Or Heater power >= 50% For time > 18.0 sec. General: Engine running Dew point exceeded Fuel cut off not active Catalyst purge not active	3.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0138 O2 Sensor Circuit High Voltage Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) O2S Signal Check - Out Of Range High (Short To Battery Plus)	Signal voltage >1.26 V For time > 5.0 sec.	Case 1: Sensor ready for operation Sensor voltage <= 0.40 V Or Sensor voltage 0.50 to 1.26 V Case 2: Sensor theoretical ready for operation For time> 12 sec. Sensor sufficient heated up if exhaust temperature >= 700° C For time> 18.0 sec. Or Heater power >= 50.0% For time> 18.0 sec. General: Engine running Dew point exceeded Lambda set value> 0.995 [-]	5.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013A O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Check Of Differential Transient Time At Fuel Cut Off	Arithmetic filtered max differential transient time at fuel cut off n.a. Or EWMA filtered max differential transient time at fuel cut off >= 0.7 sec. And Number of checks >= 3.0 [-]	O2S front out of range ready, no fault O2S rear ready Fuel cut off active Engine speed 560 to 6, 000 RPM Integrated exhaust gas mass since O2S rear ready > 0.04 kg Exhaust gas mass flow> 6.0 kg/h Modeled exhaust gas temperature fitted position O2S rear >= 450° C Change of exhaust gas mass flow -250.0 to 150.0 kg/h Time fuel cut off < 90.0 sec. IF Time fuel cut off > 90.0 sec. THEN Disabling till next fuel cut off 20.0 sec. Binary Sensor Front Fitted O2S front voltage n.a. Linear Sensor Front Fitted Deviation between expected and measured lambda value < 6.0 [-] Or Lambda value Additional Conditions: Time after fuel cut off at first cylinder >= 1.5 sec. O2S rear voltage before start of measurement > 0.52 V O2S rear target voltage end of measurement <= 0.18 V Or Integrated O2 mass during fuel cut off >= 2, 800 mg Time delay 1.0 sec. Case 1: (With scavenging) If Scavenging rate n.a. Then Disabling Until: Scavenging rate n.a. And Integrated air mass n.a. Case 2: (Without scavenging) Integrated air mass > 0.0 kg Engine running	10.0 Sec. Once / DCY	1 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013B O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Check Of Differential Transient Time At Fuel Feed Restart	Arithmetic filtered max differential transient time at fuel feed restart n.a. Or EWMA filtered max differential transient time at fuel feed restart >= 6.0 sec. And Number of checks >= 3.0 [-]	O2S front out of range ready, no fault O2S rear ready Fuel feed restart active Engine speed 560 to 6, 000 RPM Integrated exhaust gas mass since O2S rear ready > 0.04 kg Exhaust gas mass flow> 25.0 kg/h Modeled exhaust gas temperature fitted position O2S rear >= 550° C Change of exhaust gas mass flow -20.0 to 50.0 kg/h If Time fuel cut off > 90.0 sec. Then Disabling till next fuel feed restart 20.0 s Additional Conditions: O2S rear voltage before start of measurement < 0.15 V O2S rear target voltage end of measurement >= 0.65 V Or Integrated negative O2 mass flow during catalyst purge >= 2, 800 mg Plus time delay 2.0 sec. Case 1: (With scavenging) IF Scavenging-rate > n.a. Then Disabling Until: Scavenging-rate < n.a. And Integrated air mass > n.a. Case 2: (Without scavenging) Integrated air mass > 0.0 kg Engine running	10.0 Sec. Once / DCY	1 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013E O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Check Of Differential Delay Time At Rich To Lean Transition	Arithmetic filtered max differential delay time at rich to lean transition > n.a. Or EWMA filtered max differential delay time at rich to lean transition > 1.0 s And Number of checks >= 3.00 [-]	O2S front out of range ready, no fault Heat supply >= n.a. Integrated exhaust gas mass flow after O2S rear ready > 0.50 kg Integrated exhaust gas mass flow during > 0.20 kg Catalyst temperature 500 to 830° C Exhaust gas mass flow40.0 to 140.0 kg/h Change of exhaust gas mass flow -65.00 to 65.00 kg/h Engine speed 800 to 5, 000 RPM O2S rear stuck lean / stuck rich ready, no fault Vehicle speed >= 0 MPH And Time after engine start >= 234.0 sec. Or Exhaust gas mass >= 0.0 kg Scavenging: Scavenging-rate < n.a. [-] Integrated air mass > n.a. kg/h Lambda control n.a. Lambda set value before n.a. [-] For integrated exhaust gas mass >= n.a. kg Lambda set value < n.a. [-] For time >= n.a. sec. Binary Sensor Front Fitted: O2S front voltage > n.a. V Linear Sensor Front Fitted: Diff. between lambda set point value (combustion chamber) vs. expected lambda (front sensor fitting) <= 0.01 [-] Diff. between lambda set value and actual lambda value <= 0.03 [-] - Threshold 1 O2S rear voltage >= 0.75 V Gradient O2S rear voltage -0.01 to 0.02 V/sec. Integrated negative O2 mass >= 50 mg Or - Threshold 2 O2S rear voltage > 1.25 V	40.0 Sec. Once / DCY	1 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P013F O2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Check Of Differential Delay Time At Lean To Rich Transition	Arithmetic filtered max differential delay time at lean to rich transition > n.a. sec. EWMA filtered max differential delay time at lean to rich transition > 1.5 sec. And Number of checks >= 3.00 [-]	O2S front out of range ready, no fault General: Heat supply >= n.a. kJ Integrated exhaust gas mass after O2S rear ready > 0.5 kg Integrated exhaust gas mass during > 0.20 kg Catalyst temperature 500 to 830° C Exhaust gas mass flow40.0 to 140.0 kg/h Change of exhaust gas mass flow -65.0 to 65.0 kg/h Engine speed 800 to 5, 000 RPM O2S rear stuck lean / stuck rich ready, no fault Vehicle speed >= 0 MPH And Time after engine start >= 234.0 sec. Or Exhaust gas mass >= 0.0 kg Scavenging: Scavenging-rate < n.a. [-] Integrated air mass > n.a. kg/h Lambada control n.a. Lambda set value >= n.a. [-] For time n.a. sec. Binary sensor front fitted O2S front voltage < n.a. sec. Linear sensor front fitted Diff. between lambda set point value (combustion chamber) vs. expected lambda (front sensor fitting) <= 0.01 [-] Diff. between lambda set value and actual lambda value <= 0.03 [-] Case 1: (Diagnosis in Catalyst State full) Time after engine start n.a. - Threshold 1 O2S rear voltage n.a. Gradient O2S rear voltage n.a. Integrated O2 mass n.a. Or - Threshold 2 O2S rear voltage n.a. Case 2: (Diagnosis at Fuel Feed Restart) Integrated exhaust gas mass > 0.5 kg Exhaust gas mass during > 0.2 kg Catalyst temperature 500 to 830° C Exhaust gas mass flow 6.0 to 140.0 kg/h Gradient of exhaust gas mass flow -3276.8 to 3276 7 kg/h Engine speed 520 to 4, 000 RPM O2S rear voltage after fuel cut off < 0.15 V For time >= 2.0 sec. And O2 mass > 1, 000 mg	40.0 Sec. Once / DCY	1 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0140 O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) O2S Signal Check - Circuit Continuity (Sensor Signal Line Open Circuit)	Signal voltage 0.40 to 0.60 V For time > 3.0 sec. And Difference of sensor voltage with load pulse and voltage without load pulse (mean value of 3 measurements) >= 2.8 V	CASE 1: Sensor ready for operation Sensor voltage <= 0.40 V Or Sensor voltage 0.50 to 1.26 V CASE 2: Sensor theoretical ready for operation For time> 12.0 sec. Sensor sufficient heated up if exhaust temperature >= 700° C For time> 18.0 sec. Or Heater power >= 50% For time> 18.0 sec. General: Engine running Dew point exceeded	30.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
	Oxygen Sensors Rear (Binary Sensor) O2S Signal Check - Circuit Continuity (Sensor Ground Line Open Circuit)	Internal resistance > 40, 000.0 Ω And Exhaust temperature > 600° C	CASE 1: Sensor ready for operation Sensor voltage <= 0.40 V Or Sensor voltage 0.50 to 1.26 V CASE 2: Sensor theoretical ready for operation For time> 12.0 sec. Sensor sufficient heated up if exhaust temperature >= 700° C For time> 18.0 sec. Or Heater power >= 50% For time> 18.0 sec. General: Engine running Dew point exceeded Valid Ri-measurements > 10 times	30.0 Sec. Multiple	2 DCY
P0141 O2 Sensor Heater Circuit Bank 1 Sensor 2	Oxygen Sensors Heater Rear Out Of Range	Internal resistance > 810 to 4, 560 Ω	Modeled exhaust gas temp, 250 to 700° C Engine shutoff time > 60.0 sec. (During ECM keep alive-time after ignition off)< 300.0 sec. Number of checks 10.0 [-] Fuel cut off not active Heater commanded on	15.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0145 O2 Sensor Circuit Slow Response Bank 1 Sensor 3	O2 Sensor Circuit Slow Response Bank 1 Sensor 3	EWMA filtered transient time at fuel cut-off > 0.40 sec. In voltage range 401.4 to 201.2 mV Number of checks (initial phase) > 3 Number of checks (step function) > 3	Rich voltage >= 547.9 mV Lean voltage <= 152.3 mV Or Max O2 mass flow (disable) >= 6, 000 mg O2S rear ready Fuel cut off active Front O2 sensor lambda signal > 2.0 [-] Modeled exhaust gas temp. > 400° C Exhaust gas mass flow, > 25.0 kg/h Rear O2 sensor internal resistance <= 131 KΩ Or resistance measurement ready Front O2 sensor cross change no fault Rear O2 sensor heater wires and oscillating check no fault Purge valve no fault Trigger for step change delta transient time READ ERROR	4.5 Sec.	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0169 Incorrect Fuel Composition	ECM: Electronic Throttle Control Module Function Monitoring: Injection	Corrections of fuel mass on single cylinders incorrect		2.0 Sec. Continuous	2 DCY	-- Quality of fuel is suspect. Higher than allowed levels of alcohol may be present. Check the Fuel Quality Sensor -G446-. Refer to Fuel Quality Sensor -G446-, CHECKING ..
		Injection cut off incorrect		2.0 Sec. Continuous
	ECM: Electronic Throttle Control Module Function Monitoring: Lambda Mode	Internal check failed	Internal engine speed > 1, 200 RPM	0.5 Sec. Continuous
	ECM: Electronic Throttle Control Module Function Monitoring: Mixture Control	Correction factor incorrect
		Fuel quantity incorrect
	ECM: Electronic Throttle Control Module Function Monitoring: Load Plausibility	Abs. difference between predicted and real air mass > 11.3%	Internal engine speed >= 1, 200 RPM
P0171 System Too Lean Bank 1	Fuel System Too Lean	Low pass filtered lambda controller output > 23% For time > 25.0 sec.	General: Number of injections after engine start >= 200.0 ECT @ cylinder block >= 55° C Lambda control closed loop Ethanol value valid And Case 1: Evap purge not active Case 2: Integrated EVAP purge mass >= 0.0 g Case 3: Evap purge controller limitation >= 15.94 [-] Evap purge flow <= 0.0 kg/h	35.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P0172 System Too Rich Bank 1	Fuel System Too Lean	Low pass filtered lambda controller output < -23% For time > 25.0 sec.	General: Number of injections after engine start >= 200.0 ECT @ cylinder block >= 55° C Lambda control closed loop High PCV purge load due to oil dilution not detected Ethanol value valid And Case 1: Evap purge not active Case 2: Integrated EVAP purge mass >= 0.0 g Case 3: Evap purge controller limitation >= 15.94 [-] Evap purge flow <= 0.0 kg/h	35.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P0177 Fuel Composition Sensor Circuit Range/Performance	Ethanol Sensor Gradient Check	Delta ethanol sensor signal > 5.95% [Eth] Within time 200 ms And Fuel system fault detected	Ignition on	0.2 Sec. Continuous	2 DCY	-- Check the Fuel Quality Sensor -G446-. Refer to Fuel Quality Sensor -G446-, CHECKING .
	Ethanol Sensor Stuck Check	Delta quotient fuel system adaptation @ part load > 0.08 [-] In possible fuel change window after possible refueling event with change in fuel trim activity And Fuel system fault detected	General: Change in ethanol sensor signal <= 4.25% [Eth] Possible refueling event 1: Engine speed (once in current driving cycle) >= 20 RPM Vehicle speed > 0 MPH For time > 150.0 sec. Or Possible refueling event 2: Vehicle speed (once in current driving cycle) 0 MPH Vehicle speed 0 MPH For time > 90.0 sec. (Time in idle speed in last driving cycle + engine off time + time in idle speed in current driving cycle) Fuel change window after detecting possible refueling event: Fuel change window begin Fuel consumption > 0.26 L Fuel change window end Fuel consumption 1.00...2.50 L Change in fuel trim activity Fault suspicion lambda controller detected Or Quotient of fuel trim activity mean value before possible fuel change window to in possible fuel change window > 1.04 [-] Or Delta fuel trim activity bandwidth (max to min) in possible fuel change window to before possible fuel change window > 0.05 [-]	0 FTP75: 800.0 Sec. Multiple
	Ethanol Sensor Signal Range Check	Signal frequency > 155.0 Hz	Engine on	5.0 Sec. Continuous
	Ethanol Sensor Signal Range Check	Signal frequency > 45.0 Hz	Engine on
	Ethanol Sensor Error Oscillation Check	Number of toggle error events > 2.0 [-]	Engine on Time between toggle events < 5.0 sec.
	Ethanol Sensor Internal Fault	Signal frequency > 165.0 to 195.0 Hz	Engine on
	Ethanol Sensor (Temperature) Internal Fault	Signal negative pulse length 0 to 1 ms
	Ethanol Sensor (Temperature) Signal Range Check	Signal negative pulse length > 4 ms
	Ethanol Sensor (Temperature) Signal Range Check	Signal negative pulse length < 1 ms
	Ethanol Sensor (Temperature) Rationality Check	Diff. between ethanol temperature and ECT @ cylinder block > 30 to 45° C	Cold start detected ECT @ cylinder block > -40° C	60.0 Sec. Once / DCY
P0178 Fuel Composition Sensor Circuit Low	Ethanol Sensor Short To Ground	Signal voltage < 1.0 V	Engine on	5.0 Sec. Continuous	2 DCY	-- Check the Fuel Quality Sensor -G446-. Refer to Fuel Quality Sensor -G446-, CHECKING .
P0179 Fuel Composition Sensor Circuit High	Ethanol Sensor Short To Battery / Open Circuit	Signal voltage > 2.2 V	Engine on	5.0 Sec. Continuous	2 DCY	-- Check the Fuel Quality Sensor -G446-. Refer to Fuel Quality Sensor -G446-, CHECKING .
P0190 Fuel Pressure Regulator 1 Control Circuit/Open	Fuel System Pressure Sensor, High Pressure Side Signal Range Check	Signal voltage > 4.90 V		0.5 Sec. Continuous	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P0191 Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1	Fuel Rail, High Pressure Side Out Of Range High	Actual Pressure > 21.30 MPa	Engine speed 1, 000 to 7, 000 RPM	3.0 Sec. Continuous	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P0192 Fuel Rail Pressure Sensor Circuit Low Bank 1	Fuel System Pressure Sensor, High Pressure Side Signal Range Check	Signal voltage < 0.20 V		0.5 Sec. Continuous	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P0201 Cylinder 1 Injector "A" Circuit	Injection Valves Open Circuit	Signal current < 2.10 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .
P0201 Cylinder 1 Injector "A" Circuit	Injection Valves Monitoring Booster-Time	Internal logic failure	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY
P0202 Cylinder 2 Injector "A" Circuit	Injection Valves Open Circuit	Signal current < 2.10 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 2 Fuel Injector -N31-. Refer to FUEL INJECTORS, CHECKING .
P0202 Cylinder 2 Injector "A" Circuit	Injection Valves Monitoring Booster-Time	Internal logic failure	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY
P0203 Cylinder 3 Injector "A" Circuit	Injection Valves Open Circuit	Signal current < 2.10 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 3 Fuel Injector -N32-. Refer to FUEL INJECTORS, CHECKING .
P0203 Cylinder 3 Injector "A" Circuit	Injection Valves Monitoring Booster-Time	Internal logic failure	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY
P0204 Cylinder 4 Injector "A" Circuit	Injection Valves Open Circuit	Signal current < 2.10 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 4 Fuel Injector -N33-. Refer to FUEL INJECTORS, CHECKING .
P0204 Cylinder 4 Injector "A" Circuit	Injection Valves Monitoring Booster-Time	Internal logic failure	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY
P0221 Throttle/Pedal Position Sensor/Switch "B" Circuit Range/Performance	Throttle Position Sensor 2 Rationality Check	TPS 1-TPS 2 > 5.1 to 6.3% And Actual TPS 2-calc. value > actual TPS 1-calc. value Or TPS 2-calc value > 9.0%	Engine speed > 480 RPM	0.3 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0222 Throttle/Pedal Position Sensor/Switch "B" Circuit Low	Throttle Position Sensor 2 Out Of Range Low	Signal voltage < 0.20 V		0.1 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High	Throttle Position Sensor 2 Out Of Range High	Signal voltage > 4.81 V		0.1 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P0234 Turbocharger/Supercharger "A" Overboost Condition	Turbocharger Boost Pressure Control Rationality Check High	Diff. set value boost pressure vs actual boost pressure value > 20.0 to 128.0 kPa	Barometric pressure > 73.0 kPa	1.50 Sec. Multiple	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .-- Check the charge air system for proper seal. Refer to appropriate repair information.
P0236 Turbocharger/Supercharger Boost Sensor "A" Circuit Range/Performance	Turbocharger Boost Pressure Sensor Plausibility Check	Diff. boost pressure signal vs barometric sensor signal > 24.20 kPa Diff. boost pressure signal vs barometric sensor signal < -14.20 kPa	Engine speed < 1, 000 RPM Throttle position < 11.5%	2.0 Sec. Multiple	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .-- Check the charge air system for proper seal. Refer to appropriate repair information.
P0237 Turbocharger/Supercharger Boost Sensor "A" Circuit Low	Turbocharger Boost Pressure Sensor Short To Ground	Signal voltage < 0.2 V	Engine speed > 80 RPM	0.20 Sec. Continuous	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .-- Check the charge air system for proper seal. Refer to appropriate repair information.
P0238 Turbocharger/Supercharger Boost Sensor "A" Circuit High	Turbocharger Boost Pressure Sensor Short To Battery / Open Circuit	Signal voltage > 4.88 V	Engine speed > 80 RPM Throttle position < 11.5%	0.20 Sec. Continuous	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .-- Check the charge air system for proper seal. Refer to appropriate repair information.
P0243 Turbocharger/Supercharger Wastegate Solenoid "A"	Turbocharger Boost Pressure Control Valve Open Circuit	Signal voltage > 4.40 to 5.60 V	Boost pressure control valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING .
P0245 Turbocharger/Supercharger Wastegate Solenoid "A" Low	Turbocharger Boost Pressure Control Valve Short To Ground	Signal voltage < 2.15 to 3.25 V	Boost pressure control valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING .
P0246 Turbocharger/Supercharger Wastegate Solenoid "A" High	Turbocharger Boost Pressure Control Valve Short To Battery Plus	Signal current > 2.20 to 4.0 A	Boost pressure control valve commanded on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING .
P025A Fuel Pump Module "A" Control Circuit/Open	Fuel Pump Open Circuit	Signal voltage 4.8 to 5.3 V	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module - J538- / Fuel Delivery Unit -GX1-, CHECKING .
P025C Fuel Pump Module "A" Control Circuit Low	Fuel Pump Short To Ground	Signal voltage < 2.7 to 3.25 V	Engine speed > 80 RPM	3.5 Sec. Continuous	2 DCY	-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module - J538- / Fuel Delivery Unit -GX1-, CHECKING .
P025D Fuel Pump Module "A" Control Circuit High	Fuel Pump Short To Battery Plus	Signal current > 0.6 mA	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module - J538- / Fuel Delivery Unit -GX1-, CHECKING .
P0261 Cylinder 1 Injector "A" Circuit Low	Injection Valves Short To Ground (Low Side)	Signal current < 2.10 A	Engine speed > 80 RPM High side signal current > 4.20 A	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .
P0262 Cylinder 1 Injector "A" Circuit High	Injection Valves Short To Battery Plus (Low Side)	Signal current > 14.70 A	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .
P0264 Cylinder 2 Injector "A" Circuit Low	Injection Valves Short To Ground (Low Side)	Signal current < 2.10 A	Engine speed > 80 RPM High side signal current > 4.20 A	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 2 Fuel Injector -N31-. Refer to FUEL INJECTORS, CHECKING .
P0265 Cylinder 2 Injector "A" Circuit High	Injection Valves Short To Battery Plus (Low Side)	Signal current > 14.70 A	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 2 Fuel Injector -N31-. Refer to FUEL INJECTORS, CHECKING .
P0267 Cylinder 3 Injector "A" Circuit Low	Injection Valves Short To Ground (Low Side)	Signal current < 2.10 A	Engine speed > 80 RPM High side signal current > 4.20 A	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 3 Fuel Injector -N32-. Refer to FUEL INJECTORS, CHECKING .
P0268 Cylinder 3 Injector "A" Circuit High	Injection Valves Short To Battery Plus (Low Side)	Signal current > 14.70 A	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 3 Fuel Injector -N32-. Refer to FUEL INJECTORS, CHECKING .
P0270 Cylinder 4 Injector "A" Circuit Low	Injection Valves Short To Ground (Low Side)	Signal current < 2.10 A	Engine speed > 80 RPM High side signal current > 4.20 A	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 4 Fuel Injector -N33-. Refer to FUEL INJECTORS, CHECKING .
P0271 Cylinder 4 Injector "A" Circuit High	Injection Valves Short To Battery Plus (Low Side)	Signal current > 14.70 A	Engine speed > 80 RPM Injection valve switched on	0.5 Sec. Continuous	2 DCY	-- Check the Cylinder 4 Fuel Injector -N33-. Refer to FUEL INJECTORS, CHECKING .
P0299 Turbocharger/Supercharger "A" Underboost Condition	Turbocharger Boost Pressure Control Rationality Check Low	Diff. set value boost pressure vs actual boost pressure value (filtered) > 15.0 kPa	Engine speed > 2, 200 to 2, 800 RPM Barometric pressure > 73.0 kPa Diff. set value boost pressure vs. basic boost pressure value > 20.0 kPa Boost pressure control active Turbo charger bypass valve closed	6.0 Sec. Multiple	2 DCY	-- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor - G31-, CHECKING .-- Check the charge air system for proper seal. Refer to the appropriate repair information.
P0300 Random/Multiple Cylinder Misfire Detected	Misfire Crankshaft Speed Fluctuation (Single Or Multiple)	Emission threshold misfire rate (MR) > 1.5% Catalyst damage misfire rate (MR) > 5.0 to 20.0%	CASE 1: ECT @ cylinder block @ start > = -11° C CASE 2: ECT @ cylinder block @ start < -11° C Then activation if ECT @ cylinder block > 20° C GENERAL: Active after engine startidle to 150 RPM + 1 camshaft rev Time after engine start > 0.0 sec. Engine torque >=0 Nm Fuel cut off not active Rough road not detected	1, 000 Rev. Continuous 200 Rev. Continuous	2 DCY Immediately	-- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0301 Cylinder 1 Misfire Detected	Misfire Crankshaft Speed Fluctuation (Single Or Multiple)	Emission threshold misfire rate (MR) > 1.5% Catalyst damage misfire rate (MR) > 5.0 to 20.0%	CASE 1: ECT @ cylinder block @ start > = -11° C CASE 2: ECT @ cylinder block @ start < -11° C Then activation if ECT @ cylinder block > 20° C GENERAL: Active after engine startidle to 150 RPM + 1 camshaft rev Time after engine start > 0.0 sec. Engine torque >=0 Nm Fuel cut off not active Rough road not detected	1, 000 Rev. Continuous 200 Rev. Continuous	2 DCY Immediately	-- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0302 Cylinder 2 Misfire Detected	Misfire Crankshaft Speed Fluctuation (Single Or Multiple)	Emission threshold misfire rate (MR) > 1.5% Catalyst damage misfire rate (MR) > 5.0 to 20.0%	CASE 1: ECT @ cylinder block @ start > = -11° C CASE 2: ECT @ cylinder block @ start < -11° C Then activation if ECT @ cylinder block > 20° C GENERAL: Active after engine startidle to 150 RPM + 1 camshaft rev Time after engine start > 0.0 sec. Engine torque >=0 Nm Fuel cut off not active Rough road not detected	1, 000 Rev. Continuous 200 Rev. Continuous	2 DCY Immediately	-- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0303 Cylinder 3 Misfire Detected	Misfire Crankshaft Speed Fluctuation (Single Or Multiple)	Emission threshold misfire rate (MR) > 1.5% Catalyst damage misfire rate (MR) > 5.0 to 20.0%	CASE 1: ECT @ cylinder block @ start > = -11° C CASE 2: ECT @ cylinder block @ start < -11° C Then activation if ECT @ cylinder block > 20° C GENERAL: Active after engine startidle to 150 RPM + 1 camshaft rev Time after engine start > 0.0 sec. Engine torque >=0 Nm Fuel cut off not active Rough road not detected	1, 000 Rev. Continuous 200 Rev. Continuous	2 DCY Immediately	-- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0304 Cylinder 4 Misfire Detected	Misfire Crankshaft Speed Fluctuation (Single Or Multiple)	Emission threshold misfire rate (MR) > 1.5% Catalyst damage misfire rate (MR) > 5.0 to 20.0%	CASE 1: ECT @ cylinder block @ start > = -11° C CASE 2: ECT @ cylinder block @ start < -11° C Then activation if ECT @ cylinder block > 20° C GENERAL: Active after engine startidle to 150 RPM + 1 camshaft rev Time after engine start > 0.0 sec. Engine torque >=0 Nm Fuel cut off not active Rough road not detected	1, 000 Rev. Continuous 200 Rev. Continuous	2 DCY Immediately	-- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance	Crankshaft Position Sensor Rationality Check	Counted teeth versus reference incorrect Or Monitoring reference gap = failure		1.5 Sec. Multiple	2 DCY	-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0322 Ignition/Distributor Engine Speed Input Circuit No Signal	Crankshaft Position Sensor Signal Activity Check	Camshaft signals > 3.0 [-] And Engine speed no signal		2.5 Sec. Multiple	2 DCY	-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0324 Knock Control System Error	Knock Control Internal Hardware Check	Signal fault counter (combustion) > 24.0 [-] OR Signal fault counter (measuring window) > 2.0 [-]	Engine speed > 2, 500 RPM	0.5 Sec. Multiple	2 DCY	-- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 -G61-, CHECKING .
P0327 Knock/Combustion Vibration Sensor 1 Circuit Low Bank 1 or Single Sensor	Knock Sensor Short To Ground Port A	Lower threshold < -0.7 V	Engine speed > 1, 000 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 -G61-, CHECKING .
	Knock Sensor Short To Ground Port B	Lower threshold < -0.7 V	Engine speed > 1, 000 RPM	0.5 Sec. Continuous	2 DCY
	Knock Sensor Signal Range Check	Lower threshold < 0.58 to 1.6 V	Engine speed > 2, 000 RPM ECT @ cylinder block > 41° C Engine load > 42.8 to 60%	3.0 Sec. Multiple	2 DCY
P0328 Knock/Combustion Vibration Sensor 1 Circuit High Bank 1 or Single Sensor	Knock Sensor Short To Ground Port A	Upper threshold > 1 V	Engine speed > 1, 000 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 -G61-, CHECKING .
	Knock Sensor Short To Ground Port B	Upper threshold > 1 V	Engine speed > 1, 000 RPM	0.5 Sec. Continuous
	Knock Sensor Signal Range Check	Upper threshold > 18 to 150 V	Engine speed > 2, 000 RPM ECT @ cylinder block > 41° C Engine load > 42.8 to 60%	3.0 Sec. Multiple
P0340 Camshaft Position Sensor "A" Circuit Bank 1 or Single Sensor	Camshaft Position Sensor "A" Circuit Bank 1 or Single Sensor	Cam adaption values out of range > 20 ° KW < -20 ° KW Difference of adapted and actual values > 9° KW	Engine speed sensor no DTC Phase sensor no DTC Cam adaptation active Engine speed sensor no DTC Phase sensor no DTC Camshaft adjustment no DTC Engine start completed Cam adaptation completed Camshaft in ref pos. for > 2.0 sec.	2.0 Sec.	2 DCY	-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P0341 Camshaft Position Sensor "A" Circuit Range/Performance Bank 1 or Single Sensor	Phase Sensor 1 Rationality Check	Signal pattern incorrect Defect counter 12.0 [-]		0.5 Sec. Continuous	2 DCY	-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P0342 Camshaft Position Sensor "A" Circuit Low Bank 1 or Single Sensor	Phase Sensor 1 Rationality Check	Signal voltage permanently low And Crankshaft signals 8.0 [-]		0.5 Sec. Continuous	2 DCY	-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P0343 Camshaft Position Sensor "A" Circuit High Bank 1 or Single Sensor	Phase Sensor 1 Rationality Check	Signal voltage permanently high And Crankshaft signals 8.0 [-]		0.5 Sec. Continuous	2 DCY	-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P0351 Ignition Coil "A" Primary Control Circuit/Open	Ignition Coils Open Circuit	Signal current 0.25 to -2.0 mA Or Internal check failed	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 1 With Power Output Stage -N70-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0352 Ignition Coil "B" Primary Control Circuit/Open	Ignition Coils Open Circuit	Signal current 0.25 to -2.0 mA Or Internal check failed	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 2 With Power Output Stage -N127-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0353 Ignition Coil "C" Primary Control Circuit/Open	Ignition Coils Open Circuit	Signal current 0.25 to -2.0 mA Or Internal check failed	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 3 With Power Output Stage -N291-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0354 Ignition Coil "D" Primary Control Circuit/Open	Ignition Coils Open Circuit	Signal current 0.25 to -2.0 mA Or Internal check failed	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 4 With Power Output Stage -N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P0410 AIR System	AIR System "A"	Deviation SAI pressure > 20.0 hPa	Mass air flow 7 to 150 kg/h Delta engine load -10 to 10% rev ECT 5 to 39.8° C IAT 5 to 40° C Altitude < 2, 700 m SAI pressure sensor ready no fault	10.0 Sec. Once / DCY	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0413 AIR System Switching Valve "A" Circuit Open	AIR System Switching Valve "A" Circuit Open	Signal voltage 9.25 to 11.25 V	Air valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0414 AIR System Switching Valve "A" Circuit Shorted	AIR System Switching Valve "A" Circuit Shorted	Signal voltage < 6.0 V	Air valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0415 AIR System Switching Valve "B" Circuit	AIR System Switching Valve "B" Circuit	Signal current 2.20 to 4.20 A	Air valve commanded on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0418 AIR System Control "A" Circuit	AIR System Control "A" Circuit	Signal voltage 4.50 to 5.50 V	Pump relay commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0420 Catalyst System Efficiency Below Threshold Bank 1	Catalyst System Measure Of OSC Compared To OSC Of Borderline Catalyst	Measured OSC / OSC of borderline catalyst Measured OSC EWMA filter value for catalyst < 1.0 [-]	General: Delta exhaust gas mass flow < 45.0 kg/h Relative delta exhaust gas mass flow n.a. Exhaust gas mass flow lower range 15.0 to 125.0 kg/h Exhaust gas mass flow, upper range 60.0 to 165.0 kg/h Modeled exhaust gas temp. dynamic < 35 K Time delay > 10.0 sec. Modeled exhaust gas temp. in catalyst system, lower range 580 to 710° C Modeled exhaust gas temp. in catalyst system, upper range 680 to 845° C Minimum modeled exhaust gas temp. in catalyst system > 470° C For time > 65.0 sec. Filtered minimum modeled exhaust gas temp. in catalyst system > 0° C For time >= 0.2 sec. Engine load 15.0 to 125.30% Evap purge loading not high Engine speed 1, 200 to 3, 600 RPM Deviation between lambda set point and actual lambda value < 3.0% Lambda control closed loop Lambda control not at min or max limit AAT > -11° C Number of checks, no step change suspicion 1 [-] Number of checks, step change suspicion 6 [-] O2S front ready O2S rear ready AIR not active No misfire O2S front plausibility check in current driving cycle ready O2S front response monitoring in current driving cycle ready Case 1: Time after engine start n.a. Or Time after dew point > 55.0 sec. And Integrated exhaust gas mass >= 0 kg Case 2: Time after engine start n.a. Or Time after dew point n.a. Or Integrated exhaust gas mass n.a.	70.0 Sec. Once / DCY	1 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the Three Way Catalytic Converter (TWC). Refer to THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .


P0441 EVAP System Incorrect Purge Flow	EVAP System Function Check	Deviation lambda control < 7.0% And Deviation idle control < 30.0%	CHOICE OF: Integrated EVAP purge mass > 150.0 to 170.0 g Or Integrated air mass > 3.2 to 8.0 kg And CHOICE OF: ECT @ cylinder block > 55° C Or Substitute ECT > 80° C And General: Engine speed idle RPM Engine speed < n.a. RPM Engine speed deviation < 200 RPM Engine load 0.0 to 50.02% Deviation engine load <= 3.0% AAT > 4°C Barometric pressure > 72.0 kPa Lambda control closed loop	18.2 Sec. Once / DCY	2 DCY	-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0442 EVAP System Leak Detected (Small Leak)	EVAP System Leak Detected (Small Leak)	Time for pressure drop < 1.55 to 1.75 sec.	Time after engine start > 5 to 65, 530 sec. ECT 4 to 120° C ECT at start 4 to 50° C Engine off time > 21, 600 sec. Ambient air temp 4 to 59° C Ambient air temp drop after engine start < 8 K Intake manifold vacuum > 2, 560 hPa Altitude < 2, 700 m Vehicle speed > 40 km/h once selected gear any drive Restart temp difference > 0.0 K EVAP purge valve closed LDP activated Delta ambient pressure < 2.5 hPa Delta vehicle speed > 150 km/h	150.4 Sec. Once / DCY	2 DCY	-- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS . -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0444 EVAP System Purge Control Valve "A" Circuit Open	EVAP Purge Valve Open Circuit	Signal voltage 4.70 to 5.40 V	EVAP purge valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .
P0450 EVAP System Pressure Sensor/Switch Circuit	NVLD Switch Open Circuit	Signal voltage > 0.39 to 0.55 V	CASE 1: Ignition ON Engine running CASE 2 Ignition off NVLD (EVAP-System) diagnostic mode active	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0451 EVAP System Pressure Sensor/Switch Circuit Range/Performance	NVLD Switch Functional Check: Stuck Close	Natural vacuum leak detection (NVLD) switch position closed	Ignition off Fuel level < 85% Fuel temperature increase>= 5 K For time >= 1 h AAT >= 4° C Barometric pressure > 73.0 kPa Time since ignition off > 1, 200 sec. Time since ignition off < 24 h	Once DCY	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0452 EVAP System Pressure Sensor/Switch Circuit Low	NVLD Switch Short To Ground	Signal voltage < 0.24 V	CASE 1: Ignition on Engine running CASE 2: Ignition off NVLD (EVAP-System) diagnostic mode active	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0453 EVAP System Pressure Sensor/Switch Circuit High	NVLD Switch Short To Battery Plus	Signal voltage > 3.0 V	CASE 1: Ignition on Engine running CASE 2: Ignition off NVLD (EVAP-System) diagnostic mode active	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0455 EVAP System Leak Detected (Large Leak)	EVAP System Leak Detected (Large Leak)	Time for pressure drop < 0.95 sec.	Time after engine start> 5 to 65, 530 sec. ECT 4 to 120° C ECT at start 4 to 50° C Engine off time > 21, 600 sec. Ambient air temp 4 to 59° C Ambient air temp drop after engine start < 12 K Intake manifold vacuum, > 2, 560 hPa Altitude < 2, 700 m Vehicle speed > 40 km/h once selected gear any drive Restart temp difference > 0.0 K Evap purge valveclosed LDP activated Delta ambient pressure < 2.50 hPa Delta vehicle speed > 150 km/h	120.0 Sec. Once / DCY	2 DCY	-- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS . -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0456 EVAP System Leak Detected (Very Small Leak)	EVAP System Very Small Leak Functional Check	Natural vacuum leak detection (NVLD) switch position open	Ignition off Fuel level < 85.1% Fuel temperature drop >= 6 K For time >= 1.0 h AAT >= 4° C Barometric pressure > 73.0 kPa Difference between barometric pressure @ stop and barometric pressure @ start < 0.65 kPa Time since ignition off > 1.5; < 10 h	Once / DCY	2 DCY	-- Check the EVAP System, for Leaks. Refer to EVAP SYSTEM, CHECKING FOR LEAKS . -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P0458 EVAP System Purge Control Valve "A" Circuit Low	EVAP Purge Valve Short To Ground	Signal voltage 0.0 to 3.26 V	EVAP purge valve commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .
P0459 EVAP System Purge Control Valve "A" Circuit High	EVAP Purge Valve Short To Battery Plus	Signal current > 2.20 A	EVAP purge valve commanded on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .
P0461 Fuel Level Sensor "A" Circuit Range/Performance	Fuel Level Plausibility Check	Difference between fuel consumption and fuel level changes < -12.0; > 12.0 L	GENERAL: Vehicle speed > 6 MPH For time > 10.0 sec. CASE 1: FOR TANK FULL Fuel level > 96.0% Fuel consumption since last refueling or last plausibility check > 30.0 L CASE 2: FOR TANK NOT FULL Fuel level <= 96.00 % Fuel consumption since last refueling or last plausibility check > 15.0 L	1.0 Sec. Multiple	2 DCY	-- Check the instrument cluster control module for proper functioning. Refer to appropriate repair information.
P0462 Fuel Level Sensor "A" Circuit Low	COM: Fuel Level (FL) Sensor 1 Communication With IPC	IPC module signal: Short to ground failure	Ignition on	0.5 Sec. Continuous	2 DCY	-- Check the instrument cluster control module for proper functioning. Refer to appropriate repair information.
P0462 Fuel Level Sensor "A" Circuit Low	COM: Fuel Level (FL) Sensor 1 Communication With IPC	IPC module signal: Signal range check failure	Ignition on	0.5 Sec. Continuous	2 DCY
P0463 Fuel Level Sensor "A" Circuit High	COM: Fuel Level (FL) Sensor 1 Communication With IPC	IPC module signal: Short to battery / open circuit failure	Ignition on	0.5 Sec. Continuous	2 DCY	-- Check the instrument cluster control module for proper functioning. Refer to appropriate repair information.
P0491 AIR System Insufficient Flow Bank 1	AIR System Insufficient Flow Bank 1	SAI pressure measured with SAI pressure sensor vs modeled < 0.6 (0.62) %	Mass air flow 7 to 150 kg/h Delta engine load -10 to 10% rev ECT 5 to 60° C IAT 5 to 40° C Altitude < 2, 700 m SAI pressure sensor ready no fault.	18.5 Sec. Once / DCY	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P0501 Vehicle Speed Sensor "A" Circuit Range/Performance	Vehicle Speed Sensor Plausibility Check	Vehicle speed < 2 MPH	Fuel cut off active Engine speed 1, 520 to 4, 520 RPM ECT @ cylinder block > 40° C	2.0 Sec. Multiple	2 DCY	-- Check the vehicle speed signal. Refer to VEHICLE SPEED SIGNAL, CHECKING .
P0503 Vehicle Speed Sensor "A" Circuit Intermittent/Erratic/High	Vehicle Speed Sensor "A" Circuit Intermittent/Erratic/High	Vehicle speed > 200 km/h		0.5 Sec. Continuous	2 DCY	-- Check the vehicle speed signal. Refer to VEHICLE SPEED SIGNAL, CHECKING .
P0506 Idle Control System RPM - Lower Than Expected	Idle Controller Out Of Range Low	Engine speed deviation > 80 RPM And RPM controller torque value n.a. Nm	Time after engine start >= 0.0 sec. Vehicle speed 0 MPH Barometric pressure > 71.9 kPa ECT @ cylinder block > -11° C IAT @ manifold > -48° C Torque safety limitation not active Driver request not active For time > 0.0 sec. For Manual Transmission: Engine load < n.a.%	9.0 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P0506 Idle Control System RPM - Lower Than Expected	Idle Controller Plausibility Check	Integrated deviation of engine speed low and integrated deviation of engine speed high > 2, 000 RPM	Time after engine start >= 0.0 sec. Vehicle speed 0 MPH Barometric pressure > 71.9 kPa ECT @ cylinder block > -11° C IAT @ manifold > -48° C Torque safety limitation not active Driver request not active For time > 0.0 sec.	3.0 Sec. Multiple	2 DCY
P0507 Idle Control System RPM - Higher Than Expected	Idle Controller Out Of Range High	Engine speed deviation < -80 RPM And RPM controller torque valuen.a. Nm Or Integrated number of fuel cut off transitions >= 4.0 [-]	Time after engine start >= 0.0 sec. Vehicle speed 0 MPH Barometric pressure > 71.9 kPa ECT @ cylinder block > -11° C IAT @ manifold > -48° C Torque safety limitation not active Driver request not active For time > 0.0 sec.	9.0 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
P050A Cold Start Idle Control System Performance	Cold Start Monitoring Idle Controller Out Of Range Low	Engine speed deviation > 100 RPM And RPM controller torque valuen.a. Nm	Catalyst heating active Vehicle speed 0 MPH Barometric pressure > 71.9 kPa Torque safety limitation not active Driver request not active For Manual Transmission: Engine load < n.a.%	9.0 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor - G28-, CHECKING .
	Cold Start Monitoring Idle Controller Out Of Range High	Engine speed deviation < -200 RPM And RPM controller torque valuen.a. Nm Or Integrated number of fuel cut off transitions >= n.a. [-]	Catalyst heating active Vehicle speed 0 MPH Barometric pressure > 71.9 kPa Torque safety limitation not active Driver request not active	9.0 Sec. Multiple
	Cold Start Monitoring Idle Controller Plausibility Check	Integrated deviation of engine speed low and integrated deviation of engine speed high> 2, 000 RPM	Catalyst heating active Vehicle speed 0 MPH Barometric pressure > 71.9 kPa Torque safety limitation not active Driver request not active	3.0 Sec. Multiple
P050B Cold Start Ignition Timing Performance	Cold Start Monitoring Ignition Control Idle Ignition Timing Monitor	Difference between commanded spark timing vs. actual value > 20 to 35%	Commanded spark retard during catalyst heating < 80% Catalyst heating active For time > 3.0 sec. Fuel cut off not active Barometric pressure > 7.20 kPa Idle condition active Vehicle speed = 0 MPH Diff. relative engine load vs. filtered relative engine load <= 49.99% (For relative engine load dynamic detection) Diff. engine speed vs. filtered engine speed <= 1, 000 RPM (For engine speed dynamic detection) Relative engine load<= 75.0 to 100.01%	10.0 Sec. Once / DCY	2 DCY	-- Check the Ignition Coils with Power Output Stage - N70, N127, N291, N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P052A Cold Start "A" Camshaft Position Timing Over-Advanced Bank 1	Cold Start Monitoring VVT Actuator Intake Target Error	Difference between target position vs. actual position > 12.0° CRK	Time after engine start >= 15.0 sec. Engine speed >= 0 RPM Modeled oil temperature>= -13° C Commanded camshaft timing correction for catalyst heating active	3.5 Sec. Once / DCY	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P053F Cold Start Fuel Pressure Performance	Cold Start Monitoring Fuel Volume Regulator Control, High Pressure Side Functional Check	Difference between target pressure vs. actual pressure < -2.0 MPa	Time after engine start > 13.0 sec. Fuel cut off not active Time after fuel cut off > 5.0 sec. Catalyst heating active Fuel volume regulator control active Relative fuel mass 5.02 to 240.0%	4.5 Sec. Multiple	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P053F Cold Start Fuel Pressure Performance		Difference between target pressure vs. actual pressure > 2.0 MPa		4.5 Sec. Multiple	2 DCY
P0601 Internal Control Module Memory Check Sum Error	Internal Control Module Memory Checksum Error	Internal check sum, incorrect		Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0604 Internal Control Module Random Access Memory (RAM) Error	Internal Control Module Random Access Memory (RAM) Error	Write ability check, failed		Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0605 Internal Control Module Read Only Memory (ROM) Error	Internal Control Module Read Only Memory (ROM) Error	Checksum Incorrect		Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0606 Control Module Processor	Barometric Pressure Sensor Plausibility Check	Signal gradient > 7.50 kPa/sec.		3.0 Sec. Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
		Signal gradient < -7.50 kPa/sec.		3.0 Sec. Continuous
		Diff. barometric sensor vs. last driving cycle > 15.0 kPa And Diff. barometric pressure vs. upper threshold model > 2.0 kPa	Time after engine start < 5.0 sec.	3.0 Sec. Once / DCY
		Diff. barometric sensor vs. last driving cycle > 15.0 kPa And Diff. barometric pressure vs. upper threshold model < 2.0 kPa	Time after engine start < 5.0 sec.	3.0 Sec. Once / DCY
	Barometric Pressure Sensor Short To Battery / Open Circuit	Signal voltage > 4.8 V		3.0 Sec. Multiple
	Barometric Pressure Sensor Short To Ground	Signal voltage > 0.2 V		3.0 Sec. Multiple
	Barometric Pressure Sensor Out Of Range High	Measured barometric pressure > 115.0 kPa		3.0 Sec. Continuous
	Barometric Pressure Sensor Out Of Range Low	Measured barometric pressure < 45.0 kPa		3.0 Sec. Continuous
	Ignition Control Communication Check	Internal check failure	Engine speed > 80 RPM	0.5 Sec. Continuous
	Ignition Control Communication Check	SPI communications check Identifier failure	Engine speed > 80 RPM	0.5 Sec. Continuous
	ECM: 5V Supply Voltage Internal Hardware Check	Under to / overvoltage detection		2.0 Sec. Continuous
	ECM: A/D Converter Power-Up Calibration	Check failed	Initialization phase active	0.5 Sec. Continuous
	ECM: A/D Converter ADC-Channel Conversion	Check failed	Initialization phase active Power-up calibration executed
	ECM: A/D Converter 2 Power-Up Calibration	Check failed	Initialization phase active
	ECM: A/D Converter 2 ADC-Channel Conversion	Check failed	Initialization phase active Power-up calibration executed
	ECM: EEPROM Functional Check	Internal checksum failed	Ignition on
	ECM: Electronic Throttle Control Module Function Monitoring: A/D Converter	Comparison reference voltage with sensor voltage incorrect
		Internal check failed
		Test voltage / test pulse check failed
	ECM: Electronic Throttle Control Module Function Monitoring: Torque	Comparison with allowed engine torque incorrect	Internal engine speed > 1, 240 RPM
	ECM: Electronic Throttle Control Module Function Monitoring: StartStop	Engine restart failed
	ECM: Electronic Throttle Control Module Function Monitoring: Engine Speed Deviation	Difference between calculated and internal engine speed > 320 RPM	Internal engine speed > 520 RPM
	ECM: Electronic Throttle Control Module Function Monitoring: Coding	Internal check failed
	ECM: Electronic Throttle Control Module Function Monitoring: Ignition Timing	Internal check failed
	ECM: Electronic Throttle Control Module Function Monitoring: Intern	System reaction incorrect
	ECM: Electronic Throttle Control Module Function Monitoring: Injection Rate Limitation	System reaction incorrect
	ECM: Electronic Throttle Control Module Function Monitoring: Accelerator Position	Internal check failed
	ECM: Electronic Throttle Control Module Monitoring Module	Function controller check failed And Monitoring module check no failure	SPI-interface no failure
	ECM: Electronic Throttle Control Module Function Monitoring: Mixture Control	Measured FlexFuel-value < 0.98; > 1.55%	Engine speed >= 1, 200 RPM
		Activation of additional injection valve for cold start after start > 45.2 sec. Or Activation of additional injection valve for cold start while engine is running > 10.7 sec.	Engine speed >= 1, 200 RPM
	ECM: Self Check for Sensor Integrated Circuit Internal Hardware Check (Electrical Adjustment Communication, Voltage Supply)	Check failed
	ECM: WDA Function Monitoring: WDA	General cause failure
		Internal check failure
		Overvoltage detection failure
	CAN: Controller RAM Check	RAM error memory checksum error	Initialization phase	None [-] Once / DCY
P0627 Fuel Pump "A" Control Circuit /Open	Fuel Pump "A" Control Circuit/Open	Internal error fuel pump control unit Feedback from fuel pump control unit Pump blocked short circuit to battery +, ground or open circuit	Battery voltage > 9-16 V Engine start completed	15.0 Sec.	No MIL	-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module - J538- / Fuel Delivery Unit -GX1-, CHECKING
P062B Internal Control Module Fuel Injector Control Performance	ECM: Injection Valves Communication Check	SPI communications check identifier failure	Engine speed > 80 RPM	2.2 Sec. Continuous	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0634 Control Module Internal Temperature "A" Too High	Fuel Pump Over-Temperature Power Stage	Power stage temperature > 150° C	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.-- Check all ECM voltages and grounds before replacing.
P0638 Throttle Actuator Control Range/Performance Bank 1	Throttle Actuator Basic Settings Rationality Check Open Movement	Time to open over reference point > 0.6 sec. And Reference point -1.5%	Ignition on Engine speed <= 300 RPM Vehicle speed <= 0 MPH ECT @ cylinder block >= 5° C IAT @ manifold >= 5° C	0.0 Sec. Multiple	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
		Time to close below reference point > 0.3 sec. And Reference point 1.0%		0.0 Sec. Multiple
	Throttle Actuator Basic Settings Rationality Check Close Movement	Time to close to reference point > 0.6 sec. And Reference point 2.88%	Engine speed 0 RPM Vehicle speed 0 MPH ECT @ cylinder block >= 5° C IAT @ manifold > 5° C Case 1: Ignition on Case 2: Engine shut-off-time > 0.5 sec. Number of checks 3.0 [-]	5.0 Sec. Multiple
	Throttle Actuator Basic Settings Signal Range Check @ Mechanical Stop Low	TPS 1 signal voltage< 0.40; > 0.80 V Or TPS 2 signal voltage< 4.20; > 4.60 V	Engine speed 0 RPM Vehicle speed 0 MPH Case 1: Ignition on ECT @ cylinder block 5.0 to 115° C IAT @ manifold 5.0 to 143° C Case 2: Engine shut-off-time > 0.50 sec. ECT @ cylinder block 5 to 115° C IAT @ manifold 5 - 143° C	0.3 Sec. Multiple
P0641 Sensor Reference Voltage "A" Circuit/Open	ECM: Sensor Reference Circuit A Signal Range Check	Signal voltage deviation > +/- 0.3 V		0.5 Sec. Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0642 Sensor Reference Voltage "A" Circuit Low	Sensor Reference Voltage "A" Circuit Low	Signal voltage < 4.6 to 5 V	Threshold values depending on internal 5V ref voltage	0.5 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0643 Sensor Reference Voltage "A" Circuit High	Sensor Reference Voltage "A" Circuit High	5 V supply voltage > 4.99 to 5.41 V	Threshold values depending on internal 5V ref voltage	0.5 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0651 Sensor Reference Voltage "B" Circuit/Open	ECM: Sensor Reference Circuit B Signal Range Check	Signal voltage deviation > +/- 0.3 V		0.5 Sec. Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0652 Sensor Reference Voltage "B" Circuit Low	Sensor Reference Voltage "B" Circuit Low	Signal voltage < 4.6 to 5 V	Threshold values depending on internal 5V ref voltage	0.5 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0653 Sensor Reference Voltage "B" Circuit High	Sensor Reference Voltage "B" Circuit High	5 V supply voltage > 4.99 to 5.41 V	Threshold values depending on internal 5V ref voltage	0.5 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0657 Actuator Supply Voltage "A" Circuit/Open	Supply Voltage Relay Engine Components Open Circuit	Signal voltage 4.4 to 5.6 V	Relay commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0658 Actuator Supply Voltage "A" Circuit Low	Supply Voltage Relay Engine Components Short To Ground	Signal voltage < 2.15 to 3.25 V	Relay commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0659 Actuator Supply Voltage "A" Circuit High	Supply Voltage Relay Engine Components Short To Battery Plus	Signal current > 1.10 A	Relay commanded on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0685 ECM/PCM Power Relay Control Circuit/Open	ECM/PCM Power Relay Control Circuit/Open	Signal voltage 2.6 to 3.7 V Sense circuit voltage > 6 V	ECM keep alive time main relay commanded on (test pulse)	0.5 Sec.	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0686 ECM/PCM Power Relay Control Circuit Low	ECM/PCM Power Relay Control Circuit Low	Signal voltage 2.6 to 3.7 V Sense circuit voltage > 6 V	ECM keep alive time main relay commanded on (test pulse)	0.5 Sec.	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0687 ECM/PCM Power Relay Control Circuit High	ECM/PCM Power Relay Control Circuit High	Signal current > 1.4 to 0.7 A Sense circuit voltage < 6 V	Main relay commanded on ECM keep alive time main relay commanded on (test pulse)	0.5 Sec.	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0688 ECM/PCM Power Relay Sense Circuit	ECM/PCM Power Relay Sense Circuit/Open	Sense voltage < 3.0 V Difference sense circuit voltage with camshaft actuator commanded off and on > 2.5 V Battery voltage > 3 V	Main relay commanded on ECM keep alive time Switch off test failed	1.0 Sec. 4.0 Sec. 2.0 Sec.	2 DCY	-- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay - J271-, CHECKING .
P0697 Sensor Reference Voltage "C" Circuit/Open	ECM: Sensor Reference Circuit C Signal Range Check	Signal voltage deviation > +/- 0.3 V		0.5 Sec. Continuous	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0698 Sensor Reference Voltage "C" Circuit Low	Sensor Reference Voltage "C" Circuit Low	Signal voltage < 4.6 to 5 V	Threshold values depend on internal 5V ref voltage	0.4 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P0699 Sensor Reference Voltage "C" Circuit High	Sensor Reference Voltage "C" Circuit High	5 V supply voltage > 4.99 to 5.41 V	Threshold values depend on internal 5V ref voltage	0.4 Sec.	2 DCY	-- Replace the Engine Control Module -J623-. Refer to appropriate repair information.
P11A1 Cam Shift Actuator "A" Cylinder 1 Circuit/Open	Cam Shift Actuator "A" Cylinder 1 Circuit/Open		Switching active Check for open / short circuit to battery voltage Switching not active Check for short to ground	0.3 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 1 -F366- Refer to Cam Adjustment Actuators --, CHECKING
P11A2 Cam Shift Actuator "A" Cylinder 1 Range/Performance	Cam Shift Actuator "A" Cylinder 1 Range/Performance	0.00147 sec.	Begin diagnostic window once every start up > 430.125 KW	0.4 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 1 -F366- Refer to Cam Adjustment Actuators --, CHECKING
P11A3 Cam Shift Actuator "B" Cylinder 1 Circuit/Open	Cam Shift Actuator "B" Cylinder 1 Circuit/Open		Begin diagnostic window once every start up Switching active Check for open / short circuit to battery voltage Switching not active Check for short to ground	0.3 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 2 -F367- Refer to Cam Adjustment Actuators --, CHECKING
P11A4 Cam Shift Actuator "B" Cylinder 1 Range/Performance	Cam Shift Actuator "B" Cylinder 1 Range/Performance	0.00147 sec.	Begin diagnostic window once every start up > 430.125 KW	0.4 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 2 -F367- Refer to Cam Adjustment Actuators --, CHECKING
P11A5 Cam Shift Actuator "A" Cylinder 2 Circuit/Open	Cam Shift Actuator "A" Cylinder 2 Circuit/Open		Switching Active Check for open / short circuit to Battery voltage. Switching not Active Check for Short to ground.	0.3 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 3 -F368- Refer to Cam Adjustment Actuators --, CHECKING
P11A6 Cam Shift Actuator "A" Cylinder 2 Range/Performance	Cam Shift Actuator "A" Cylinder 2 Range/Performance	0.00147 sec.	Begin diagnostic window once every start up > 430.125 KW	0.4 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 3 -F368- Refer to Cam Adjustment Actuators --, CHECKING
P11A7 Cam Shift Actuator "B" Cylinder 2 Circuit/Open	Cam Shift Actuator "B" Cylinder 2 Circuit/Open		Switching active Check for open / short circuit to battery voltage Switching not active Check for short to ground	0.3 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 4 -F369- Refer to Cam Adjustment Actuators --, CHECKING
P11A8 Cam Shift Actuator "B" Cylinder 2 Range/Performance	Cam Shift Actuator "B" Cylinder 2 Range/Performance	0.00147 sec.	Begin diagnostic window once every start up > 430.125 KW	0.4 Sec.	2 DCY	-- Check the Cam Adjustment Actuator 4 -F369- Refer to Cam Adjustment Actuators --, CHECKING
P1114 O2 Sensor Heater Circuit Bank 1 Sensor 2	O2 Sensor Heater Circuit Bank 1 Sensor 2	Heater resistance (128-648) * (8-40) 1.02 to 25.9 KΩ (dep. on mod. exhaust temp. and heater power)	Battery voltage 10.7 to 16.1 V Modeled exhaust gas temp 300 to 600° C Engine shutoff time 300 sec. IAT > 6.75° C	15.0 Sec.	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P12A1 Fuel Pressure Sensor Rationality Check Inappropriately Low	Fuel System Pressure Sensor, High Pressure Side Rationality Check Inappropriately Low	Pressure control activity > 2.50 MPa And Fuel trim activity < 0.80 [-] And Difference between target pressure vs. actual pressure -16.38 to 16.38 MPa	Engine speed 600 to 900 RPM Engine load 10.01 to 1, 535.98% EVAP purge adaptation < 22.0 [-] ECT @ cylinder block >= 55° C IAT @ manifold < 90° C Lambda control closed loop Fuel cut off not active Target pressure 0.0 to 32.8 MPa	5.0 Sec. Multiple	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P12A2 Fuel Pressure Sensor Rationality Check Inappropriately High	Fuel System Pressure Sensor, High Pressure Side Rationality Check Inappropriately High	Pressure control activity < -1.0 MPa And Fuel trim activity > 1.64 [-] And Difference between target pressure vs. actual pressure -16.38 to 16.38 MPa	Engine speed > 600 to 900 RPM Engine load 10.01 to 1, 535.98% EVAP purge adaptation < 22.0 [-] ECT @ cylinder block >= 55° C IAT @ manifold < 90° C Lambda control closed loop Fuel cut off not active Target pressure 0.0 to 32.8 MPa	5.0 Sec. Multiple	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P12A4 Fuel Volume Metering Valve Functional Check Valve Stuck Closed	Fuel Volume Regulator Control Functional Check: Stuck Close	Pressure control activity, < -10.00 MPa And Fuel trim activity, 0.85 to 1.15 [-] And Difference between target pressure vs. actual pressure < 16.38 MPa	Engine speed > 600 RPM EVAP purge adaptation < 22.00 [-] ECT @ cylinder block >= 55° C IAT @ manifold < 90° C Lambda control closed loop Fuel cut off not active	5.0 Sec. Multiple	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P13EA Cold Start Monitoring Part Load: Ignition Timing Monitor	Cold Start Monitoring Ignition Control Part Load	Difference between commanded spark timing vs. actual value > 20.0 to 45.0%	Commanded spark retard during catalyst heating < 90.0% Catalyst heating active For time > 3.0 sec. Fuel cut off not active Barometric pressure > 7.20 kPa Idle condition not active Vehicle speed >= 3 MPH Diff. relative engine load vs. filteres relative engine load <= 49.99% (For relative engine load dynamic detection) Diff. engine speed vs. filtered engine speed <= 1, 000 RPM (For engine speed dynamic detection)	10.0 Sec. Once / DCY	2 DCY	-- Check the Ignition Coils with Power Output Stage - N70, N127, N291, N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .
P150A Engine-Off-Time	Engine-Off-Time Comparison Of Engine Off Time From Instrument Cluster Control Unit With Engine After Run Time	Difference between engine-off-time and ECM after-run time < -12.0 sec.	Ignition on CANactive	2.0 Sec. Once / DCY	2 DCY	-- Check ALL power and grounds to the ECM. The ECM must have a power supply when the key is off to run the timer and system checks. If OK, replace the ECM.
P150A Engine-Off-Time		Difference between engine-off-time and ECM after-run time > 12.0 sec.	Ignition on CANactive (During ECM keep alive-time)	2.0 Sec. Once / DCY	2 DCY
P169A ECM: Transport Mode	ECM: Transport Mode Vehicle In Transport Mode	Transport mode active	FOR ACTIVATION: During ECM keep alive-time after ignition off Vehicle speed < 3 MPH Engine speed 0.0 RPM Max trip mileage since initial vehicle start-up < 62.15miles Production mode not active FOR HYBRID: Drive motor OFF	0.0 s	1 DCY	-- Perform readiness check. Refer to READINESS CODE .
P2004 Intake Manifold Runner Control Stuck Open Bank 1	Intake Manifold Runner Control Stuck Open Bank 1	Normal closed position unable to reach Signal voltage < 2.62 or > 4.65 V Or Normal open position unable to reach Signal voltage < 0.35 or > 2.38 V	ECM keep alive time ignition off Runner flaps commanded closed Battery voltage > 10 V Tumble flap > 5% ECT -40.5 to 140° C IAT -40.5 to 140° C Position sensor no DTC Actuator no DTC	25.0 Sec. Once / DCY	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .-- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
P2008 Intake Manifold Runner Control Circuit/Open Bank 1	Intake Manifold Runner Control Valve Open Circuit	Signal voltage 4.70 to 5.40 V	Tumble flap commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .
P2009 Intake Manifold Runner Control Circuit Low Bank 1	Intake Manifold Runner Control Valve Short To Ground	Signal voltage 0.0 to 3.26 V	Tumble flap commanded off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .
P2010 Intake Manifold Runner Control Circuit High Bank 1	Intake Manifold Runner Control Valve Short To Battery Plus	Signal current > 2.20 A	Tumble flap commanded on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .
P2014 Intake Manifold Runner Position Sensor/Switch Circuit Bank 1	Intake Manifold Runner Flap Position Sensor Out Of Range High	Signal voltage > 4.75 V		0.3 Sec. Continuous	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .-- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
P2015 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1	Intake Manifold Runner Flap Actuator Rationality Check	Difference between target position vs. actual position > 25 % And Actual position < 0.0; > 100.0%		1.50 Sec. Multiple	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .-- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
	Intake Manifold Runner Flap Actuator Rationality Check High	Difference between target position vs. actual position > 25% And Actual position 0.0 to 100.0%	Flap commanded on
	Intake Manifold Runner Flap Actuator Rationality Check Low		Flap commanded off
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 1	Intake Manifold Runner Flap Position Sensor Out Of Range Low	Signal voltage < 0.25 V		0.3 Sec. Continuous	2 DCY	-- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .-- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
P2024 EVAP Fuel Vapor Temperature Sensor Circuit	Smart Temperature Sensor Open Circuit	Signal voltage 4.70 to 5.40 V	CASE 1: Ignition on CASE 2: Ignition off (during ECM keep alive-time)	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P2025 EVAP Fuel Vapor Temperature Sensor Performance	Smart Temperature Sensor Out Of Range High	CASE 1: Smart module temperature > 119° C	CASE 1: Ignition off NVLD (EVAP-System) diagnostic mode active	300.0 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
	Smart Temperature Sensor Out Of Range High	CASE 2: Smart module temperature > 119° C	CASE 2: Ignition on Engine running	30.0 Sec. Continuous
	Smart Temperature Sensor Out Of Range Low	Smart module temperature < -39 °C	Cold start detected ECT @ cylinder block > -14.0° C IAT @ manifold > -14.0° C IAT cross check finished ECT cross check finished	1.0 Sec. Once / DCY
	Smart Temperature Sensor Cross Check	Difference between smart temperature and ECT @ cylinder block >= 25.5 K And Difference between smart temperature and IAT@ manifold >= 25.5 K	Cold start detected Fuel level < 85.1% IAT cross check finished ECT cross check finished	1.0 Sec. Once / DCY
	Smart Temperature Sensor Signal Dynamic Check	Gradient smart temperature > 20 K / 10 min	Ignition OFF Fuel level < 85.1% NVLD (EVAP-System) diagnostic mode active	300.0 Sec. Once / DCY
	Smart Temperature Sensor Communication With Smart Temperature Sensor	Response time > 1, 000 ms And Number of checks > 3.0 [-] Or Security bit incorrect And Number of checks 3.0 [-]	CASE 1: Ignition on Engine running CASE 2: Ignition off (during ECM keep alive-time)	5.0 Sec. Continuous
	Smart Temperature Sensor Functional Check	Reset counter > 3.0 [-]	Ignition on Fuel level < 85.1% Engine running Last ECM keep alive mode finished	Once / DCY	3 DCY
	Smart Temperature Sensor Functional Check	Time difference between ECU and smart module > 3.0 sec.	Ignition OFF	3.0 Sec. Once / DCY	2 DCY
P2026 EVAP Fuel Vapor Temperature Sensor Circuit Low Voltage	Smart Temperature Sensor Short To Ground	Signal voltage 0.0 to 3.25 V	CASE 1: Ignition on CASE 2: Ignition off (during ECM keep alive-time)	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P2027 EVAP Fuel Vapor Temperature Sensor Circuit High Voltage	Smart Temperature Sensor Short To Battery Plus	Signal current > 2.20 A	CASE 1: Ignition on CASE 2: Ignition off (during ECM keep alive-time)	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Tank Leak Detection Control Module -J909-. Refer to Fuel Tank Leak Detection Control Module -J909 - / Fuel Tank Pressure Sensor -G400-, CHECKING .
P2067 Fuel Level Sensor "B" Circuit Low	COM: Fuel Level (FL) Sensor 2 Communication With IPC	IPC module signal: Short to ground failure Or IPC module signal: Signal range check failure	Ignition on	0.5 Sec. Continuous	2 DCY	-- Check the Instrument cluster control module for proper functioning. Refer to appropriate repair information.
P2068 Fuel Level Sensor "B" Circuit High	COM: Fuel Level (FL) Sensor 2 Communication With IPC	IPC module signal: short to battery / open circuit failure	Ignition on	0.5 Sec. Continuous	2 DCY	-- Check the Instrument cluster control module for proper functioning. Refer to appropriate repair information.
P2088 "A" Camshaft Position Actuator Control Circuit Low Bank 1	VVT Actuator Intake Short To Ground	Signal voltage 0.0 to 3.25 V	Camshaft actuator solenoid valve off Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P2089 "A" Camshaft Position Actuator Control Circuit High Bank 1	VVT Actuator Intake Short To Battery Plus	Signal current > 2.20 A	Camshaft actuator solenoid valve on Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Camshaft Adjustment Valve 1 -N205-. Refer to Camshaft Adjustment Valve 1 -N205-, CHECKING .
P2096 Post Catalyst Fuel Trim System Too Lean Bank 1	Fuel System Out Of Range Low	I-portion of 2nd lambda control loop < -0.045 [-]	GENERAL: Modeled exhaust gas temp. 450 to 900° C For time > 0.0 sec. Lambda control closed loop Lambda control, not at min or max limit 2nd lambda control closed loop O2S front ready O2S rear ready O2S heater front active O2S heater rear active And Integrated exhaust gas mass > 160.0 g After the following mixture disturbances: Time fuel cut off > 0.5 sec. Deviation engine load > 20% / rev ECT @ cylinder block < 44° C Catalyst heating active AIR active Lambda set point < 1; > 1 [-] Catalyst purge active Engine speed < 920 RPM For time > 15.0 sec. Disabling the offset adaption after repeated transients within a short time: Acceleration enrichment active Or Deceleration enleanment active Then LSU offset adaption stops if event counter > n/a [-] And Exhaust gas mass flow 25.0 to 250.0 kg/h Or Exhaust gas mass flow 16.0 to 25.0 kg/h Within time 15.0 sec.	152.6 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2097 Post Catalyst Fuel Trim System Too Rich Bank 1	Fuel System Out Of Range High	I-part of 2nd lambda control loop > 0.045 [-]	GENERAL: Modeled exhaust gas temp. 450 to 900° C For time > 0 sec. Lambda control closed loop Lambda control not at min or max limit 2nd lambda control closed loop O2S front ready O2S rear ready O2S heater front active O2S heater rear active And Integrated exhaust gas mass > 160.0 g After the following mixture disturbances: Time fuel cut off > 0.5 sec. Deviation engine load > 20% / rev ECT @ cylinder block < 44° C Catalyst heating active AIR active Lambda set point < 1; > 1 [-] Catalyst purge active Engine speed < 920 RPM For time > 15.0 sec. Disabling the offset adaption after repeated transients within a short time: Acceleration enrichment active Or Deceleration enleanment active Then LSU offset adaption stops if event counter > n/a [-] And Exhaust gas mass flow 25.0 to 250.0 kg/h Or Exhaust gas mass flow 16.0 to 25.0 kg/h Within time 15.0 sec.	152.6 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2101 Throttle Actuator "A" Control Motor Circuit Range/Performance	Throttle Actuator Signal Range Check	Duty cycle > 80% And ECM power stage no failure		5.0 Sec. Continuous	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
	Throttle Actuator Rationality Check	Deviation throttle value angles vs throttle value set point > 4 to 50%		0.5 Sec. Continuous	2 DCY
P2106 Throttle Actuator Control System - Forced Limited Power	Throttle Actuator Short To Battery Plus / Short To Ground	Internal check failed		0.5 Sec. Continuous	2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
	Throttle Actuator Open Circuit	Internal check failed	Duty cycle > 80% Or Deviation throttle value angles vs throttle value set point > 4 to 50%
	Throttle Actuator Temperature Current Monitoring	Internal check failed
	Throttle Actuator Functional Check	Internal check failed
P2110 Throttle Drive Actuator Forced Limited RPM	Throttle Actuator Control System - Forced Limited RPM	Engine load out of range			2 DCY	-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module - GX3-, CHECKING .
P2122 Throttle/Pedal Position Sensor/Switch "D" Circuit Low	Accelerator Pedal Position Sensor 1 Out Of Range Low	Signal voltage < 0.65 V		0.5 Sec. Continuous	2 DCY	-- Check the Accelerator Pedal Module -GX2-. Refer to Accelerator Pedal Module - GX2-, CHECKING .
P2123 Throttle/Pedal Position Sensor/Switch "D" Circuit High	Accelerator Pedal Position Sensor 1 Out Of Range High	Signal voltage > 4.79 V		0.5 Sec. Continuous	2 DCY	-- Check the Accelerator Pedal Module -GX2-. Refer to Accelerator Pedal Module - GX2-, CHECKING .
P2127 Throttle/Pedal Position Sensor/Switch "E" Circuit Low	Accelerator Pedal Position Sensor 2 Out Of Range Low	Signal voltage < 0.28 V		0.5 Sec. Continuous	2 DCY	-- Check the Accelerator Pedal Module -GX2-. Refer to Accelerator Pedal Module - GX2-, CHECKING .
P2128 Throttle/Pedal Position Sensor/Switch "E" Circuit High	Accelerator Pedal Position Sensor 2 Out Of Range High	Signal voltage > 2.43 V		0.5 Sec. Continuous	2 DCY	-- Check the Accelerator Pedal Module -GX2-. Refer to Accelerator Pedal Module - GX2-, CHECKING .
P2138 Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation	Accelerator Pedal Position Sensor 1 and 2 Rationality Check	Signal voltage sensor 1 vs 2 > 0.14 to 0.70 V	Signal voltage sensor 1 > 445 mV Signal voltage sensor 2 > 445 mV	0.24 Sec. Continuous	2 DCY	-- Check the Accelerator Pedal Module -GX2-. Refer to Accelerator Pedal Module - GX2-, CHECKING .
P2146 Fuel Injector Group "A" Supply Voltage Circuit/Open	Injection Valves Short To Ground (High Side)	Signal current > 14.9 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
	Injection Valves Short To Battery Plus (High Side)	Signal current < 2.6 A	Engine speed > 80 RPM Low side signal current > 2.7 A
	Injection Valves Short To Ground (High Side)	Signal current < 2.6 A	Engine speed > 80 RPM
P2149 Fuel Injector Group "B" Supply Voltage Circuit/Open	Injection Valves Short To Ground (High Side)	Signal current > 14.9 A	Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .
	Injection Valves Short To Battery Plus (High Side)	Signal current < 2.6 A	Engine speed > 80 RPM Low side signal current > 2.7 A
	Injection Valves Short To Ground (High Side)	Signal current < 2.6 A	Engine speed > 80 RPM
P2177 System Too Lean Off Idle Bank 1	Fuel System Too Lean @ Part Load	Adaptive value > 26%	CASE 1: Integrated air mass <= 3.00 kg ECT @ cylinder block > 50° C CASE 2: Integrated air mass > 3.00 kg Minimum of: ECT @ cylinder block > 50° C Or ECT @ cylinder block > 43 to 55° C GENERAL: Number of injections after engine start > 250 [-] Engine speed 920 to 5, 000 RPM Engine load 21 to 210% IAT @ manifold < 90° C Lambda control closed loop EVAP purge valve closed High PCV purge load due to oil dilution not detected	10.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P2178 System Too Rich Off Idle Bank 1	Fuel System Too Rich @ Part Load	Adaptive value < -26%	CASE 1: Integrated air mass <= 3.00 kg ECT @ cylinder block > 50° C CASE 2: Integrated air mass > 3.00 kg Minimum of: ECT @ cylinder block > 50° C Or ECT @ cylinder block > 43 to 55° C GENERAL: Number of injections after engine start > 250 [-] Engine speed 920 to 5, 000 RPM Engine load 21 to 210% IAT @ manifold < 90° C Lambda control closed loop EVAP purge valve closed High PCV purge load due to oil dilution not detected	10.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P2181 Cooling System Performance	Engine Cooling System Cooling System Performance Not In The Expected Range	Cooling system temp too low after a sufficient air mass flow integral < 55 to 80° C	MONITOR ENTRY CONDITIONS: ECT @ cylinder block @ start -7 to 60° C And AAT-7 to 3004° C Or IAT @ manifold n.a.° C BEGIN OF AIR MASS INTEGRATION: ECT @ cylinder block > 30° C CONDITIONS FOR DIAGNOSIS: Mass air flow < 3276.70 kg/h Delta barometric pressure< 1.70 kPa Delta AAT < 3003.6 K And Accum. time required < 40.0 to 250.0 sec. Or Accum. integrated air mass < n.a. kg ACCUMULATION ENABLE IF: Fuel cut off active Or Engine load > 399.99% Or Engine load < -399.99% START OF FAULT DECISION: Integrated air mass > 4.50 to 15.0 kg CONDITIONS AT FAULT DECISION: (average values since start) Mass air flow (lower threshold) >= 23.0 to 80.0 kg/h Mass air flow (upper threshold) <= 50.0 to 180.0 kg/h Vehicle speed (lower threshold) >= 21 to 23 MPH Vehicle speed (upper threshold) <= 75 MPH	0 (Unified 1000.0) Sec. Once / DCY	2 DCY	-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- Check the Coolant Recirculation Pump -V50-. Refer to the appropriate repair information.-- Check the Coolant Thermostat. Refer to appropriate repair information.
P2187 System Too Lean at Idle Bank 1	Fuel System Too Lean @ Idle	Adaptive value > 5.02%	CASE 1: Integrated air mass <= 3.00 kg ECT@ cylinder block > 50° C CASE 2: Integrated air mass > 3.00 kg Minimum of: ECT @ cylinder block > 50° C Or ECT @ cylinder block > 43 - 55° C GENERAL: Number of injections after engine start > 250 [-] Engine speed 560 to 960 RPM Engine load 0 to 49% IAT@ manifold < 90° C Delta part load adaptation completed Lambda control closed loop EVAP purge valve closed High PCV purge load due to oil dilution not detected	10.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P2188 System Too Rich at Idle Bank 1	Fuel System Too Rich @ Idle	Adaptive value < -6%	CASE 1: Integrated air mass <= 3.00 kg ECT@ cylinder block > 50° C CASE 2: Integrated air mass > 3.00 kg Minimum of: ECT @ cylinder block > 50° C Or ECT @ cylinder block > 43 - 55° C GENERAL: Number of injections after engine start > 250 [-] Engine speed 560 to 960 RPM Engine load 0 to 49% IAT@ manifold < 90° C Delta part load adaptation completed Lambda control closed loop EVAP purge valve closed High PCV purge load due to oil dilution not detected	10.0 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING .-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .-- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 - N80-, CHECKING .-- Check the intake system visually for leaks (false air).-- Check the vacuum lines visually for leaks.
P2195 O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1	Oxygen Sensors Front Out Of Range High	Delta lambda of 2nd lambda control loop > 0.07 [-]	GENERAL: Modeled exhaust gas temp 450 to 900° C For time > 0.0 sec. Lambda control closed loop 2nd lambda control closed loop O2S front ready O2S rear ready O2S heater front ready O2S heater rear ready And Integrated exhaust gas mass > 160.0 g After the following mixture disturbances: Time fuel cut off > 0.5 sec. Deviation engine load > 20.0% / rev. ECT @ cylinder block < 44° C Catalyst heating active AIR active Lambda set point < 1; > 1 [-] Catalyst purge active Engine speed < 920 RPM For time > 15.0 sec. Disabling the offset adaption after repeated transients within a short time: Acceleration enrichment active Or Deceleration enleanment active Then LSU offset adaption stops if event counter > n.a. [-] And Exhaust gas mass flow 25.0 to 250.0 kg/h Or Exhaust gas mass flow 16.0 to 25.0 kg/h Within time 15.0 sec. And Case 1: 1st lambda control loop not at min or max limit 2nd lambda control loop active Or Case 2: 1st lambda control loop at min limit O2S front < 1.0 [-] O2S rear voltage > 0.6 V	152.6 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2196 O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1	Oxygen Sensors Front Out Of Range Low	Delta lambda of 2nd lambda control loop, < - 0.07 [-]	GENERAL: Modeled exhaust gas temp 450 to 900° C For time > 0.0 sec. Lambda control closed loop 2nd lambda control closed loop O2S front ready O2S rear ready O2S heater front ready O2S heater rear ready And Integrated exhaust gas mass > 160.0 g After the following mixture disturbances: Time fuel cut off > 0.5 sec. Deviation engine load > 20.0% / rev. ECT @ cylinder block < 44° C Catalyst heating active AIR active Lambda set point < 1; > 1 [-] Catalyst purge active Engine speed < 920 RPM For time > 15.0 sec. Disabling the offset adaption after repeated transients within a short time: Acceleration enrichment active Or Deceleration enleanment active Then LSU offset adaption stops if event counter > n.a. [-] And Exhaust gas mass flow 25.0 to 250.0 kg/h Or Exhaust gas mass flow 16.0 to 25.0 kg/h Within time 15.0 sec. And Case 1: 1st lambda control loop not at min or max limit 2nd lambda control loop active Or Case 2: 1st lambda control loop at min limit O2S front < 1.0 [-] O2S rear voltage > 0.4 V Or Case 3: 1st lambda control loop at max limit O2S front > 1.0 [-] O2S rear voltage > 0.6 V	152.6 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2231 O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 1 Sensor 1	O2 Sensor Signal Circuit Shorted to Heater Circuit Bank 1 Sensor 1	Delta O2S signal front, >190uA	Engine speed < 2, 700 RPM Engine load < 60% Heater duty cycle 20 to 80% Modeled exhaust < 800.1° C Lambda set value READ ERROR Lambda 0.95 to 1.05 O2S heater no fault	15.0 Sec. Multiple	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2237 O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Open Circuit Pump Current (IP)	O2S voltage signal front 1.49 to 1.51 V And Difference between maximum and minimum value of O2S voltage signal front < 32.0 V And Delta lambda controller> 0.10 [-] Or Lambda control at min or max limit	O2S ceramic temp > 715° C Lambda modulation > 0.01 [-] Lambda control closed loop Heater control closed loop If stepwise change lambda-setpoint Commanded delta lambda step 0.10 [-]	5.0 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
		O2S voltage signal front 1.49 to 1.51 V And Difference between maximum and minimum value of O2S voltage signal front < 32.0 V And No reaction on commanded stepwise change of lambda-setpoint <> 1		3.0 Sec. Continuous	2 DCY
P2243 O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Open Circuit Nernst Voltage (UN)	O2S voltage signal front < 0.3; > 3.25 V And Internal resistance > 1, 000 Ω	Heater control active	20.0 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2251 O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Open Circuit Virtual Mass (VM)	O2S voltage signal front 1.45 to 1.53 V And Internal resistance > 1, 000 Ω	Modeled exhaust gas temp. < 750° C No fuel cut off > 2.0 sec. Heater control active	25.0 Sec. Continuous	2 DCY	-- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2257 AIR System Control "A" Circuit Low	AIR System Control "A" Circuit Low	Signal voltage < 3.0 V	Pump relay commanded off Engine speed > 80 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P2258 AIR System Control "A" Circuit High	AIR System Control "A" Circuit High	Signal current 0.60 to 1.20 A	Pump relay commanded on Engine speed > 80 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P2270 O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Stuck Lean	Sensor voltage < 0.76 V	O2S rear ready Integrated exhaust gas mass after O2S rear ready >= 0.20 kg Injection valve commanded on Engine running If Integrated exhaust mass >= 5.0 kg Or Error suspicion set Then Enabling lambda ramp Slope of the lambda ramp 0.10 1/sec. Target lambda of the lambda ramp 0.72 [-] Exhaust gas mass during >= 0.18 kg Target lambda reached <= 0.72 [-] If Time fuel cut off > 2.0 sec. Then disabling for: Time delay after fuel cut off 2.0 sec. Additional conditions: Scavenging-rate n.a. Integrated exhaust gas mass n.a. Split factor DFI/MPI n.a. Modeled exhaust gas temperature fitted position O2S rear 340 to 840° C Engine speed 800 to 7, 000 RPM Vehicle speed >= 0 MPH Lambda controller output n.a. [-] Within time n.a. sec. Lambda controller adaptation n.a. Mass air flow 20.0 to 200.0 kg/h Within time 0.0 sec.	30.0 Sec. Once / DCY	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2271 O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2	Oxygen Sensors Rear (Binary Sensor) Stuck Rich	Sensor voltage > 0.15V	General: O2S rear ready Integrated exhaust gas mass after O2S rear ready >= 0.20 kg Injection valve commanded on Engine running Case 1: (During lambda ramp activation) If Integrated exhaust mass n.a. Or Error suspicion n.a. Then Enabling lambda ramp n.a. Slope of the lambda ramp n.a. Target lambda of the lambda ramp n.a. Exhaust gas mass during n.a. Target lambda reached n.a. If Time fuel cut off n.a. Then disabling for: Time delay after fuel cut off n.a. Additional conditions: Scavenging-rate n.a. Integrated exhaust gas mass n.a. Split factor DFI/MPI n.a. Modeled exhaust gas temperature fitted position O2S rear n.a. Engine speed n.a. Vehicle speed n.a. Lambda controller output n.a. Within time n.a. Lambda controller adaptation n.a. Mass air flow n.a. Within time n.a. Case 2: (During fuel cut off) Modeled exhaust gas temperature fitted position O2S rear 340 to 840° C O2S front lambda value (for wide range sensor) > 4.0 [-] O2S front voltage (for binary sensor) < n.a. V Fuel cut off active Integrated O2 mass during fuel cut off >= 4.0 g Time delay n.a. sec.	30.0 Sec. Once / DCY	2 DCY	-- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2279 MAP/MAF - Throttle Position Correlation	Positive Crankcase Ventilation Rationality Survey Of The Lambda Controller In A Defined Measurement Window	Threshold to detect a defective system > 1.45 [-] And Ratioof the time "System defective" during the measurement window to the whole duration of the measurement window > 0.60 [-]	Time after engine start > 60.0 sec. Engine load < 40.1% Mass air flow < 6, 553.50 kg/h ECT @ cylinder block > 50° C IAT @ manifold < 100° C Lambda control value > -5% Lambda set value 0.95 to 1.05 [-] Vehicle speed < 6 MPH Lambda control active Engine speed idle Barometric pressure > 72.8 kPa Purge valve closed	16.0 Sec. Multiple	2 DCY	-- Check for air leaks between MAF and throttle body, oil fill cap not seated or oil dipstick not seated in tube. Also any engine gaskets that can cause additional air to enter the crankcase can set this fault. If a vacuum leak or crankcase seal is at cause, the idle may be rough or unstable.
P2293 Fuel Pressure Regulator 2 Performance	Fuel Volume Regulator Control, High Pressure Side Functional Check	Difference between target pressure vs. actual pressure < -2.00 MPa	Time after engine start >13.0 sec. Time after fuel cut off > 6.0 sec. Fuel cut off not active Catalyst heating not active Fuel volume regulator control active Relative fuel mass 5.02 to 240%	7.0 Sec. Multiple	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2293 Fuel Pressure Regulator 2 Performance		Difference between target pressure vs. actual pressure > 2.00 MPa		4.5 Sec. Multiple	2 DCY
P2294 Fuel Pressure Regulator 2 Control Circuit/Open	Fuel Volume Regulator Control Open Circuit	Signal voltage 1.40 to 3.20 V	Fuel control valve commanded off Fuel pump commanded on	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2295 Fuel Pressure Regulator 2 Control Circuit Low	Fuel Volume Regulator Control Short To Ground	Signal voltage < 1.40 V	Fuel control valve commanded off	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2296 Fuel Pressure Regulator 2 Control Circuit High	Fuel Volume Regulator Control Short To Battery Plus	Signal voltage > 3.20 V	Fuel control valve commanded on	0.5 Sec. Continuous	2 DCY	-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2300 Ignition Coil "A" Primary Control Circuit Low	Ignition Coils Short To Ground	Signal current > 24.0 mA	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 1 With Power Output Stage -N70-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2301 Ignition Coil "A" Primary Control Circuit High	Ignition Coils Short To Battery Plus	Signal voltage > 5.1 to 7.0 V	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 1 With Power Output Stage -N70-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2303 Ignition Coil "B" Primary Control Circuit Low	Ignition Coils Short To Ground	Signal current > 24.0 mA	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 2 With Power Output Stage -N127-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2304 Ignition Coil "B" Primary Control Circuit High	Ignition Coils Short To Battery Plus	Signal voltage > 5.1 to 7.0 V	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 2 With Power Output Stage -N127-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2306 Ignition Coil "C" Primary Control Circuit Low	Ignition Coils Short To Ground	Signal current > 24.0 mA	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 3 With Power Output Stage -N291-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2307 Ignition Coil "C" Primary Control Circuit High	Ignition Coils Short To Battery Plus	Signal voltage > 5.1 to 7.0 V	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 3 With Power Output Stage -N291-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2309 Ignition Coil "D" Primary Control Circuit Low	Ignition Coils Short To Ground	Signal current > 24.0 mA	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 4 With Power Output Stage -N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2310 Ignition Coil "D" Primary Control Circuit High	Ignition Coils Short To Battery Plus	Signal voltage > 5.1 to 7.0 V	Engine speed > 680 RPM	2.0 Sec. Continuous	2 DCY	-- Check the Ignition Coil 4 With Power Output Stage -N292-. Refer to Ignition Coils With Power Output Stage --, CHECKING .
P2414 O2 Sensor Exhaust Sample Error Bank 1 Sensor 1	Oxygen Sensors Front Signal Range Check (Check For Sensor At Ambient Air)	THRESHOLD 1: Signal voltage 3.10 to 4.81 V THRESHOLD 2 Signal Voltage (Depending on gain factor, that actual is used for sensor characteristic, the threshold is switched) 2.5 to 3.10 V :	Lambda set value < 1.6 [-] O2S ceramic temp. > 715° C Fuel cut off not active Heater control closed loop If low fuel signal then wait > 120.0 sec. Only AIR system AIR not active	20.0 Sec. Multiple	2 DCY	-- Check the Heated Oxygen Sensor -- / Oxygen Sensor Heater -Z19-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2431 AIR System Air Flow/Pressure Sensor Circuit Range/Performance Bank 1	AIR System Air Flow/Pressure Sensor Circuit Range/Performance Bank 1	Difference between SAI pressure and ambient pressure not -25.0 to 25.00 hPa		0.5 Sec. Once / DCY	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P2432 AIR System Air Flow/Pressure Sensor Circuit Low Bank 1	AIR System Air Flow/Pressure Sensor Circuit Low Bank 1	Signal voltage < 0.40 V		0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P2433 AIR System Air Flow/Pressure Sensor Circuit High Bank 1	AIR System Air Flow/Pressure Sensor Circuit High Bank 1	Signal voltage > 4.65 V		0.5 Sec. Continuous	2 DCY	-- Check the Secondary Air System. Refer to appropriate repair information.
P2440 AIR System Switching Valve Stuck Open Bank 1	AIR System Switching Valve Stuck Open Bank 1	SAI pressure measured with SAI pressure sensor vs modeled while SAI valve closed. < 0.55%	ECT 5 to 39° C IAT 5 to 40° C Altitude < 2, 700 m SAI pressure sensor ready no fault			-- Check the Secondary Air System. Refer to appropriate repair information.
P2539 Low Pressure Fuel System Sensor Circuit	Fuel System Pressure Sensor, Low Pressure Side Short To Battery / Open Circuit	Sensor voltage > 4.79 V		2.0 Sec. Continuous	2 DCY	-- Check the Low Fuel Pressure Sensor -G410-. Refer to Low Fuel Pressure Sensor -G410-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2540 Low Pressure Fuel System Sensor Circuit Range/Performance		Actual pressure Deviation < 800 kPa <80 kPa		5.0 s	2 DCY	-- If the actual fuel pressure does not match the scan tool reading: Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor - G247-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2541 Low Pressure Fuel System Sensor Circuit Low	Fuel System Pressure Sensor, Low Pressure Side Short To Ground	Sensor voltage < 0.21 V		2.0 Sec. Continuous	2 DCY	-- Check the Low Fuel Pressure Sensor -G410-. Refer to Low Fuel Pressure Sensor -G410-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve - N276-, CHECKING .
P2626 O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1	Oxygen Sensors Front (Linear Sensor) Open Circuit Adjustment Voltage (IA)	O2S voltage signal front> 4.81 V	Modeled exhaust temp < 750° C O2S ceramic temp >715° C Fuel cut off active Heater control closed loop If low fuel signal then wait > 120.0 sec.	2.0 Sec. Continuous	2 DCY	-- Check the Heated Oxygen Sensor -- / Oxygen Sensor Heater -Z19-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2637 Torque Management Feedback Signal "A"	Torque Management Feedback Signal "A"	CAN message signal error flag = 1	Ignition on CAN Bus ok DME CAN connection ok	0.5 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance between the Transmission Control Module -J217- to Engine Control Module - J623-. Refer to appropriate repair information.
P2714 Pressure Control Solenoid "D" Performance/Stuck Off	Pressure Control Solenoid "D" Performance/Stuck Off	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 4 -N218-. Refer to appropriate repair information.
P2715 Pressure Control Solenoid "D" Stuck On	Pressure Control Solenoid "D" Stuck On	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET, <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 4 - N218 -. Refer to appropriate repair information.
P2716 Pressure Control Solenoid "D" Electrical	Pressure Control Solenoid "D" Electrical	Current higher or lower than threshold < 730 mA EDS output voltage at short to ground or open circuit ~ 0.5 V smaller than EDS supply voltage Static leakage current flow	Off operation mode	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 4 -N218-. Refer to appropriate repair information.
P2723 Pressure Control Solenoid "E" Performance/Stuck Off	Pressure Control Solenoid "E" Performance/Stuck Off	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 5 -N233-. Refer to appropriate repair information.
P2725 Pressure Control Solenoid "E" Electrical	Pressure Control Solenoid "E" Electrical	Current higher or lower than threshold < 730 mA EDS output voltage at short to ground or open circuit ~ 0.5 V smaller than EDS supply voltage Static leakage current flow	Off operation mode	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 5 -N233-. Refer to appropriate repair information.
P2732 Pressure Control Solenoid "F" Performance/Stuck Off	Pressure Control Solenoid "F" Performance/Stuck Off	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 6 -N371-. Refer to appropriate repair information.
P2733 Pressure Control Solenoid "F" Stuck On	Pressure Control Solenoid "F" Stuck On	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 6 -N371-. Refer to appropriate repair information.
P2734 Pressure Control Solenoid "F" Electrical	Pressure Control Solenoid "F" Electrical	EDS output voltage at short to ground or open circuit ~ 0.5 V smaller than EDS supply voltage Static leakage current flow	Off operation mode	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 6 -N371-. Refer to appropriate repair information.
P2735 Pressure Control Solenoid "F" Intermittent	Pressure Control Solenoid "F" Intermittent	PWM hardware detection 0 or 100%	Low side and high side FET activated Power supply > 8.7 V Voltage drop at FET <= 1 V Solenoid supply > 9 V	0.5 Sec. Continuous	2 DCY	-- Check the Automatic Transmission Pressure Regulating Valve 6 -N371-. Refer to appropriate repair information.
P303F Cold Start Injector Circuit Short to Ground	Injection Valve Cold Start Short To Ground	Signal voltage < 3.0 V	Cold start injection valve switched OFF Engine speed > 80 RPM	0.5 Sec. Continuous	2 DCY	-- Check the Cold Start Injector -N17-. Refer to Cold Start Injector - N17-, CHECKING .
P3081 Engine Coolant Temperature Measured Engine Coolant Temp. Below Reference Model	Engine Coolant Temperature Sensor @ Cylinder Block Rationality Check	Diff. between reference model temperature and measured ECT @ cylinder block > 9.8K		4.0 Sec. Continuous	2 DCY	-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
U0001 High Speed CAN Communication Bus	CAN: Powertrain BUS Reading Back Sent Message	Message no feedback	Time after ignition on > 500 ms	0.25 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0002 High Speed CAN Communication Bus Performance	COM: Powertrain Bus Communication Check	Global time out receiving no message	Time after ignition on > 500 ms	0.45 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0100 Lost Communication With ECM/PCM "A"	Lost Communication With ECM/PCM "A"	Failure of all CAN engine messages time out more than 490 ms Failure of all CAN engine messages but not all CAN messages time out more than 1, 010 ms	No bus off error No error failure of all CAN messages No error failure of all CAN engine messages Terminal 15 Voltage > 9 V for more than 500 ms > 500 ms after reset	1.0 Sec.		-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0101 Lost Communication with TCM	COM: Transmission Control Module (TCM) Communication With TCM	Received message no message	Time after ignition on > 500 ms	0.5 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance, Transmission Control Module -J217- to Engine Control Module -J623-. Refer to CAN-BUS POWERTRAIN, CHECKING (8-SPD 0BK) .
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module	COM: Brake System Control Module (BSCM) Communication With BSCM	Received CAN message no message	Time after ignition on > 500 ms	0.5 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0140 Lost Communication With Body Control Module	COM: Body Control Module (BCM) Communication With BCM	Time out no message	Time after ignition on > 500 ms	2.0 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0146 Lost Communication With Gateway "A"	COM: Gateway Communication With Gateway	Received message no message	Time after ignition on > 500 ms	0.5 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module	COM: Instrument Panel Cluster (IPC) Communication With IPC	Received message no message	Time after ignition on > 500 ms	2.0 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0302 Software Incompatibility With Transmission Control Module	COM: Transmission Control Module (TCM) Communication With TCM	Received AT vehicle data TCM signal	Time after ignition on > 500 ms	5.0 Sec. Continuous	2 DCY	-- Replace the Transmission Control Module -J217-. Refer to appropriate repair information.
U0323 Software Incompatibility With Instrument Panel Control Module	COM: Ambient Air Temperature (AAT) Sensor Communication With BCM	AAT value (module not encoded for AAT sensor) FDh [-]	Ignition on	2.0 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0402 Invalid Data Received From TCM	COM: Transmission Control Module (TCM) Communication With TCM	Received data implausible message	Time after ignition on > 500 ms	0.3 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance between the Selector Lever -E313- to Engine Control Module -J623-. Refer to appropriate electrical manual.
U0404 Invalid Data Received From Gear Shift Control Module "A"		If the value of message counter is permanent, constant, or change exceeds a threshold, increment an event counter maximum change of message counter > 5	No failure of selector lever CAN messages Terminal 15 voltage > 4 V for more than 500 ms	50 ms	Continuous 2 DCY	-- Check the CAN-Bus terminal resistance between the Selector Lever -E313- to Engine Control Module -J623-. Refer to appropriate electrical manual.
U0415 Invalid Data Received From Anti-Lock Brake System (ABS) Control Module	COM: Vehicle Speed Sensor (VSS) Communication With VSS	Speed sensor signal: initialization error 407.296MPH	Time after ignition on > 500 ms	1.98 Sec. Continuous	2 DCY	-- Refer to appropriate repair information or electrical manual for diagnosing and repair of system.-- Check the vehicle speed signal from the Speedometer -G21-. Refer to VEHICLE SPEED SIGNAL, CHECKING .-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
		Speed sensor signal: low voltage error 407.290MPH		1.98 Sec. Continuous
		Speed sensor signal: sensor error 407.303 MPH		0.48 Sec. Continuous
	Vehicle Speed Sensor Out Of Range High	Vehicle speed > 202 MPH		2.0 Sec. Continuous
	COM: Brake System Control Module (BSCM) Communication With BSCM	Received data, implausible message	Time after ignition on > 500 ms	0.4 Sec. Continuous
U0422 Invalid Data Received From Body Control Module	COM: Ambient Air Temperature (AAT) Sensor Communication With BCM	AAT value (initialization) FEh [-]	Ignition on CAN: BCM (Body Control Module) no time out	3.0 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0423 Invalid Data Received From Instrument Panel Cluster Control Module	COM: Instrument Panel Cluster (IPC) Communication With IPC	Received data implausible message	Time after ignition on > 500 ms	3.0 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0447 Invalid Data Received From Gateway "A"	COM: Gateway Communication With Gateway	Received data implausible message	Time after ignition on > 500 ms	0.3 Sec. Continuous	2 DCY	-- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U1103 Production Mode Active	ECM: Production Mode Vehicle In Production Mode	Production mode active	For activation: During ECM keep alive-time after ignition off Vehicle speed < 3 MPH Engine speed 0 RPM Max trip mileage since initial vehicle start-up < 62.15miles FOR HYBRID: Drive motor OFF	0.0 Sec.	1 DCY	-- Vehicle in production mode. Refer to appropriate repair information for resolution.