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Engine Control Module --, 2015 MY

DTC / Description Monitor Strategy Description Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length MIL Illumination Component Diagnostic Procedure
P000A  "A" Camshaft Position Slow Response Bank 1 VVT Intake Response Check
  • Signal change < 3 - 4° CA/s
  • Engine speed > 1, 000 RPM
  • ECT > -10.5° C
  • Time after engine start 0.7 s
  • Number of checks 3
  • Number of checks during cold start 2
  • Time length 3.5 s
  • 30.0 s
  • Continuous
  • 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 Intake Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • Camshaft valve commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 Intake Stuck Check
  • Adjustment angle > 7° CA
  • Engine speed > 1, 000 RPM
  • ECT > -10.5° C
  • Time after engine start 0.7 s
  • Number of checks 3 [-]
  • Number of checks during cold start 2 [-]
  • Time length 3.5 s
  • 30.0 s
  • Continuous
  • 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 Phase Sensor Rationality Check
  • Adaptive vs. target values > 20° CA
  • Engine speed 600 - 1, 600 RPM
  • ECT > 50.25 °C
  • 2.0 s
  • 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 Sensor Heater Front Circuit Continuity
  • Open circuit
  • Heater voltage 4.4 - 5.6 V
  • Vehicle system voltage 9.0 - 16.0 V
  • Engine speed > 80 RPM
  • Dew point exceeded for > 10 s
  • 10.7 s
  • 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 Sensor Heater Front Circuit Continuity
  • Short to ground
  • Heater voltage 2.15 - 3.25 V
  • Vehicle system voltage 9.0 - 16.0 V
  • Engine speed > 80 RPM
  • Dew point exceeded for > 10 s
  • 10.7 s
  • 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 Sensor Heater Front Circuit Continuity
  • Short to battery plus
  • Heater current > 3 A
  • Vehicle system voltage 9.0 - 16.0 V
  • Engine speed > 80 RPM
  • Dew point exceeded for > 10 s
  • 10.7 s
  • 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 Sensor Heater Circuit Continuity
  • Open circuit
  • Heater voltage 4.4 - 5.6 V
  • Dew point exceeded for > 10 s
  • Engine speed > 80 RPM
  • 10.7 s
  • 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 Sensor Heater Circuit Continuity
  • Short to ground
  • Heater voltage 2.15 - 3.25 V
  • Dew point exceeded for > 10 s
  • Engine speed > 80 RPM
  • 10.7 s
  • 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 Sensor Heater Circuit Continuity
  • Short to battery plus
  • Heater current > 3 A
  • Dew point exceeded for > 10 s
  • Engine speed > 80 RPM
  • 10.7 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0087 Fuel Rail/System Pressure - Too Low Bank 1 Fuel Rail Pressure Control Valve Functional Check Stuck Open
  • Pressure control activity > 4.0 MPa
  • Fuel trim activity > 1.3 [-]
  • Fuel cut off not active
  • Evap purge flow > 0.25 kg/h
  • Engine speed 2, 000 - 4, 000 RPM
  • Engine load > 40%
  • Fuel cut off not active RPM
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for proper procedures.-- 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 .-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module -J538- /Fuel Delivery Unit -GX1-, CHECKING .
P0089 Fuel Pressure Regulator 1 Performance Fuel System Low Pressure System Functional Check
  • Difference between actual pressure - target pressure > 15 MPa
  • Time after engine start 5 s
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for test procedure. If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING . If the fuel pressure is not out of range:-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
  • Difference between actual pressure - target pressure < -0.2 MPa
  • Time after engine start 5 s
  • Fuel cut off not active
  • Time after fuel cut off 20 s
  • 2.0 s
  • Total pressure controller response < -0.25 MPa - > 0.35 MPa
  • 180.0 s
P008A Low Pressure Fuel System Pressure - Too Low Fuel System Pressure Sensor Low Pressure System Out Of Range
  • Actual pressure > 0.8 - < 0.08 MPa
  
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for test procedure. If the fuel pressure is out of range: -- 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 System Out Of Range
  • Actual pressure > 0.8 - < 0.08 MPa
  
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for test procedure. If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .
P0100 Mass or Volume Air Flow Sensor "A" Circuit MAF Sensor Signal Check
  • Signal duty cycle 0
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0101 Mass or Volume Air Flow Sensor "A" Circuit Range/Performance MAF Sensor Rationality Check
  • Mass air flow vs lower threshold map < 3 - 197 kg/h
  • Mass air flow vs upper threshold map > 70 - 1, 157 kg/h
  • Time after engine start > 150 revolutions
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0102 Mass or Volume Air Flow Sensor "A" Circuit Low MAF Sensor Signal Range Check
  • Signal duty cycle < 0.066 ms
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0103 Mass or Volume Air Flow Sensor "A" Circuit High MAF Sensor Signal Range Check
  • MAF signal duty cycle > 4.5 ms
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0106 Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance Boost Pressure Sensor Rationality Check
  • Boost pressure sensor signal vs. altitude sensor signal < -13 kPa
  
  • 3.5 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .
  • Boost pressure sensor signal vs. altitude sensor signal < > 23 kPa
  • Throttle position < 7%
  • Engine speed < 1, 000 RPM
P0112 Intake Air Temperature Sensor 1 Circuit Low Bank 1 IAT Sensor Short To Ground
  • IAT > 141.0° C
  
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0113 Intake Air Temperature Sensor 1 Circuit High Bank 1 IAT Sensor Short To Battery Plus/Open Circuit
  • IAT < -45.75° C
  
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance ECT Sensor Stuck Check
  • Delta ECT < 2.25 - 3.75 K
  • ECT @ engine start > 50° C
  • ECT @ start 50 - 140° C
  • Driving condition 1, 5 x > 10 s
  • Vehicle speed 0 mph
  • Mass air flow > 4 - 28 kg/h
  • And
  • Driving condition 2, 1 x > 40 s
  • Vehicle speed 37 - 75 mph
  • Mass air flow < 28 - 200 kg/h
  • > 110.0 s
  • Once / DCY
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
  • Delta ECT < 2.25 - 3.75 K
  • Check after ignition off
  • 480.0 s
  • Once / DCY
P0117 Engine Coolant Temperature Sensor 1 Circuit Low ECT Sensor Short To Ground
  • ECT > 141° C
  
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P0118 Engine Coolant Temperature Sensor 1 Circuit High ECT Sensor Open Circuit/Short To Battery Plus
  • ECT < -43.5° C
  
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Throttle Position Sensor 1 Rationality Check
  • TPS 1 - TPS 2 > 6.3 %
  • And
  • Actual TPS 1 calc value > actual TPS 2 calc value
  • Or
  • TPS 1 calc value > 9%
  • Engine speed > 1, 200 RPM
  • 0.14 s
  • 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 < 0.25 V
  
  • 0.14 s
  • Continuous
  • 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 > 4.75 V
  
  • 0.14 s
  • Continuous
  • 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 Sensor Heater Front Out Of Range
  • O2S ceramic temp. < 640° C
  • Or
  • Internal resistance > 1, 000 Ohm (threshold and trigger time for fault code & open loop)
  • Battery voltage 11 - 16 V
  • Heater control active
  • Fuel cut off not active
  • Modeled exhaust gas temp > 330° C
  • 20.0 s
  • Continuous
  • 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 Sensor Front Short To Ground
  • Virtual mass (VM) 1.66 - 2.36 V
  • Or
  • Nernst voltage (UN) < 1.42 - 2.1 V
  • Or
  • Adjustment voltage (AI) 0.3 - 1.5 V
  • Or
  • Adjustment voltage IP 0.3 - 1.5 V
  • Engine speed > 25 RPM
  • 4.5 s
  • 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 Sensor Front Short To Battery Plus
  • Virtual mass (VM) 2.61 - 3.41 V
  • Or
  • Nernst voltage (UN) < 3.42 - 4.62 V
  • Or
  • Adjustment voltage (AI) 4.75 - 7.25 V
  • Or
  • Adjustment voltage IP 4.75 - 7.25 V
  • Engine speed > 25 RPM
  • 4.5 s
  • 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 Sensor Front Signal Dynamic Check
  • O2S signal front signal ratio <= 0.35 [-] vs. modeled O2S signal
  • And
  • Cycles completed >= 40 [-]
  • Lambda control closed loop
  • Engine load 23 - 90%
  • Engine speed 1, 400 - 4, 000 RPM
  • Delta engine load > 6 %/seg.
  • Purge fuel rate vs. injection rate < 0.18 [-]
  • Actual Lambda 0.85 - 1.15 [-]
  • 40.0 s
  • Continuous
  • 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 Sensor Heater Front Out Of Range High
  • O2S ceramic temperature < 715° C
  • Heater control active
  • Fuel cut off not active
  • Modeled exhaust gas temp. > 300° C
  • 55.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
  • Heater control active
  • Fuel cut off not active
  • Engine shut off time > 300 s
  • ECT @ start > -10.5° C
  • Modeled exhaust gas temp. > 300° C
  • 12.0 s
  • Continuous
P0136 O2 Sensor Circuit Bank 1 Sensor 2 Oxygen Sensor Rear Heater Coupling Check
  • Delta of signal voltage > 2 V
  • And
  • Cycles completed >= 6 [-]
  • O2S rear dew point exceeded for 60 s
  • O2S rear fully heated up
  • 10.0 s
  • Continuous
  • 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 Sensor Rear Signal Check
  • Signal voltage < 0.06 V
  • For > 3 s
  • And
  • Difference of sensor voltage with load pulse and voltage pulse and voltage without load pulse (mean value of 3 measurements) < 0.015 V
  • Fuel cut off not active
  • Engine speed > 25 RPM
  • O2S rear fully heated up
  • 10.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
  • Signal voltage < 30 mV
  • ECT @ start < 39.8° C
  • ECT @ engine off > 60° C
  • 60.0 s
  • Once / DCY
P0138 O2 Sensor Circuit High Voltage Bank 1 Sensor 2 Oxygen Sensor Rear Short To Battery Plus
  • Signal voltage >1.26 V
  • O2S rear fully heated up
  • 5.0 s
  • Once / DCY
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0139  O2 Sensor Circuit Slow Response Bank 1 Sensor 2 Oxygen Sensor Rear Oscillation Check
  • O2S signal rear during fuel cut off > 160 mV
  • Fuel cut off > 4 s
  • O2S rear readiness > 60 s
  • Modeled exhaust gas temp. > 350° C
  • O2S signal rear > 588 mV
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
  • O2S signal rear > 624 mV
  • And
  • O2S signal rear < 624 mV
  • O2S rear, ready > 4 s
  • O2S rear readiness > 60 s
  • Modeled exhaust gas temp. > 350° C
  • 15.0 s
  • Continuous
  • O2S signal rear < 624 mV
  • Mass air flow 25 - 150 kg/h
  • O2S rear readiness > 10 s
  • Modeled exhaust gas temp. > 350° C
  • 100.0 s
  • Continuous
  • O2S signal rear > 624 mV
  • Mass air flow 25 - 150 kg/h
  • O2S rear readiness > 10 s
  • Modeled exhaust gas temp. > 350° C
  • Fuel cut off > 4 s
  • O2S signal rear > 588 mV
P0140 O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2 Oxygen Sensor Rear Signal Activity Check
  • mV
  • O2S rear ready
  • 400.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0141  O2 Sensor Heater Circuit Bank 1 Sensor 2 Oxygen Sensor Heater Out Of Range
  • Heater resistance 1, 920 - 25, 920 Ω
  • Modeled exhaust gas temp 300 - 650° C
  • Heater commanded on
  • Fuel cut off not active
  • IAT > -10.5° C
  • 15.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0171 System Too Lean Bank 1 Fuel System Additive System Too Lean
  • Adaptive value > 6 %
  • Lambda control closed loop
  • Evap purge valve closed
  • ECT > 60° C
  • Engine speed < 1, 200 RPM
  • Mass air flow < 26 kg/h
  • Engine load 9 - 45%
  • 60.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for test procedure.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .-- Check the Fuel Injectors --. 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 for leaks (false air).-- Check the vacuum lines for leaks.
Fuel System Multiplicative System Too Lean
  • Adaptive value > 26 %
  • Lambda control closed loop
  • Evap purge valve closed
  • ECT > 60° C
  • Mass air flow 30 - 450 kg/h
  • Engine speed 1, 320 - 6, 000 RPM
  • Engine load 20 - 100%
P0172 System Too Rich Bank 1 Fuel System Additive System Too Rich
  • Adaptive value < -6 %
  • Lambda control closed loop
  • Evap purge valve closed
  • ECT > 60° C
  • Engine speed < 1, 200 RPM
  • Mass air flow < 26 kg/h
  • Engine load 9 - 45%
  • 50.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information for test procedure.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .-- Check the Fuel Injectors --. 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 evaporative emission system for contamination. Refer to appropriate Service Information for component location.
Fuel System Multiplicative System Too Rich
  • Adaptive value < -26 %
  • Lambda control closed loop
  • Evap purge valve closed
  • ECT > 60° C
  • Mass air flow 30 - 450 kg/h
  • Engine speed 1, 320 - 6, 000 RPM
  • Engine load 20 - 100%
P0190 Fuel Pressure Regulator 1 Control Circuit/Open Fuel Rail Pressure Sensor High Pressure System Signal Range Check
  • Signal voltage > 4.8 V
  
  • 3.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P0191 Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1 Fuel Rail Pressure Sensor High Pressure System Out Of Range
  • Actual pressure > 18 MPa
  
  • Continuous
  • 2 DCY
 -- Check the fuel pressure, refer to appropriate Service Information for proper procedures. If the fuel pressure is out of range: -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING . If the fuel pressure is not out of range: -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P0192 Fuel Rail Pressure Sensor Circuit Low Bank 1 Fuel Rail Pressure Sensor High Pressure System Signal Range Check
  • Signal voltage < 0.2 V
  
  • 3.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .-- Check the fuel pressure, refer to appropriate Service Information for proper procedures.
P0201 Cylinder 1 Injector "A" Circuit Injection Valves Open Circuit
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 2.6 A
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0202 Cylinder 2 Injector "A" Circuit Injection Valves Open Circuit
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 2.6 A
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0203 Cylinder 3 Injector "A" Circuit Injection Valves Open Circuit
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 2.6 A
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0204 Cylinder 4 Injector "A" Circuit Injection Valves Open Circuit
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 2.6 A
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0221 Throttle/Pedal Position Sensor/Switch "B" Circuit Range/Performance Throttle Position Sensor 2 Rationality Check
  • TPS 1 - TPS 2 > 6.3%
  • And
  • Actual TPS 2 calc value > actual TPS 1 calc. value
  • Or
  • TPS 2 calc. value >9%
  • Engine speed > 1, 200 RPM
  • 0.14 s
  • 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 < 0.2 V
  
  • 0.14 s
  • 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 > 4.75 V
  
  • 0.14 s
  • Multiple
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0234 Turbocharger/Supercharger "A" Overboost Condition Boost Pressure Control Valve Boost Pressure Check
  • Actual pressure - modeled pressure 30 - 127.5 kPa
  • Engine speed > 2, 680 - 3, 520 RPM
  • 1.5 s
  • Multiple
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the charge air system for proper seal.
P0237 Turbocharger/Supercharger Boost Sensor "A" Circuit Low Boost Pressure Sensor Short To Ground
  • Signal voltage < 0.2 V
  
  • 0.2 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the intake and charge air system for proper seal.
P0238 Turbocharger/Supercharger Boost Sensor "A" Circuit High Boost Pressure Sensor Short To Battery Plus/Open Circuit
  • Signal voltage > 4.88 V
  
  • 0.2 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the intake and charge air system for proper seal.
P0243 Turbocharger/Supercharger Wastegate Actuator "A" Boost Pressure Control Valve Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • Charge pressure control valve commanded off
  • Engine speed > 80 RPM
  • 0.7 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the charge air system for proper seal.
P0245 Turbocharger/Supercharger Wastegate Actuator "A" Low Boost Pressure Control Valve Short To Ground
  • Signal voltage < 2.15 - 3.25 V
  • Charge pressure control valve commanded off
  • Engine speed > 80 RPM
  • 0.7 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the charge air system for proper seal.
P0246 Turbocharger/Supercharger Wastegate Actuator "A" High Boost Pressure Control Valve Short To Battery Plus
  • Signal current > 2.2 A
  • Charge pressure control valve commanded on
  • Engine speed > 80 RPM
  • 0.7 s
  • Continuous
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the charge air system for proper seal.
P025A Fuel Pump Module "A" Control Circuit/Open Fuel Pump Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • Engine speed > 80 RPM
  • 0.7 s
  • 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 < 2.15 - 3.25 V
  • Engine speed > 80 RPM
  • 0.7 s
  • 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 > 1.1 A
  • Engine speed > 80 RPM
  • 0.7 s
  • 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
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 4.2 A
  • 0.5 s
  • 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
  • Signal current > 14.7 A
  • Engine speed > 80 RPM
  • 0.5 s
  • 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
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 4.2 A
  • 0.5 s
  • 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
  • Signal current > 14.7 A
  • Engine speed > 80 RPM
  • 0.5 s
  • 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
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 4.2 A
  • 0.5 s
  • 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
  • Signal current > 14.7 A
  • Engine speed > 80 RPM
  • 0.5 s
  • 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
  • Signal current < 2.1 A
  • Engine speed > 80 RPM
  • High side signal current > 4.2 A
  • 0.5 s
  • 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
  • Signal current > 14.7 A
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Cylinder 4 Fuel Injector -N33-. Refer to Fuel Injectors --, CHECKING .
P0299 Turbocharger/Supercharger "A" Underboost Condition Boost Pressure Control Valve Boost Pressure Check
  • Modeled pressure - actual pressure > 15 kPa
  • Engine speed > 2, 680 - 3, 520 RPM
  • Target charge > P amb + 45 kPa
  • 10.0 s
  • Multiple
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31-. Refer to Charge Air Pressure Sensor -G31-, CHECKING .-- Check the Turbocharger Recirculation Valve -N249-. Refer to Turbocharger Recirculation Valve -N249-, CHECKING .-- Check the charge air system for proper seal.
P0300 Random/Multiple Cylinder Misfire Detected Misfire Crankshaft Speed Fluctuation Single or Multiple Misfire
  • Emission threshold 1st interval % MR > 1.7 %
  • Time after engine start idle - 150 RPM
  • Camshaft revolution 1
  • Engine speed range idle - 6, 760 RPM
  • Engine torque> zero torque Nm
  • Fuel cut off not active
  • ECT @ start > -10.5° C
  • If ECT @ start < -10.5° C
  • Then wait until actual ECT > 18° C
  • 1, 000 revolutions
  • Continuous
  • 2 DCY
 -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
  • Emission threshold misfire rate (MR) > 1.7%
  • Catalyst damage
  • Misfire rate (MR) > 2.5 - 20%
  • 200 revolutions
  • Continuous
  • Immediately
P0301  Cylinder 1 Misfire Detected Misfire Crankshaft Speed Fluctuation Single or Multiple Misfire
  • Emission threshold 1st interval % MR > 1.7 %
  • Time after engine start idle - 150 RPM
  • Camshaft revolution 1
  • Engine speed range idle - 6, 760 RPM
  • Engine torque> zero torque Nm
  • Fuel cut off not active
  • ECT @ start > -10.5° C
  • If ECT @ start < -10.5° C
  • Then wait until actual ECT > 18° C
  • 1, 000 revolutions
  • Continuous
  • 2 DCY
 -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
  • Emission threshold misfire rate (MR) > 1.7%
  • Catalyst damage
  • Misfire rate (MR) > 2.5 - 20%
  • 200 revolutions
  • Continuous
  • Immediately
P0302  Cylinder 2 Misfire Detected Misfire Crankshaft Speed Fluctuation Single or Multiple Misfire
  • Emission threshold 1st interval % MR > 1.7 %
  • Time after engine start idle - 150 RPM
  • Camshaft revolution 1
  • Engine speed range idle - 6, 760 RPM
  • Engine torque> zero torque Nm
  • Fuel cut off not active
  • ECT @ start > -10.5° C
  • If ECT @ start < -10.5° C
  • Then wait until actual ECT > 18° C
  • 1, 000 revolutions
  • Continuous
  • 2 DCY
 -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
  • Emission threshold misfire rate (MR) > 1.7%
  • Catalyst damage
  • Misfire rate (MR) > 2.5 - 20%
  • 200 revolutions
  • Continuous
  • Immediately
P0303  Cylinder 3 Misfire Detected Misfire Crankshaft Speed Fluctuation Single or Multiple Misfire
  • Emission threshold 1st interval % MR > 1.7 %
  • Time after engine start idle - 150 RPM
  • Camshaft revolution 1
  • Engine speed range idle - 6, 760 RPM
  • Engine torque> zero torque Nm
  • Fuel cut off not active
  • ECT @ start > -10.5° C
  • If ECT @ start < -10.5° C
  • Then wait until actual ECT > 18° C
  • 1, 000 revolutions
  • Continuous
  • 2 DCY
 -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
  • Emission threshold misfire rate (MR) > 1.7%
  • Catalyst damage
  • Misfire rate (MR) > 2.5 - 20%
  • 200 revolutions
  • Continuous
  • Immediately
P0304  Cylinder 4 Misfire Detected Misfire Crankshaft Speed Fluctuation Single or Multiple Misfire
  • Emission threshold 1st interval % MR > 1.7 %
  • Time after engine start idle - 150 RPM
  • Camshaft revolution 1
  • Engine speed range idle - 6, 760 RPM
  • Engine torque> zero torque Nm
  • Fuel cut off not active
  • ECT @ start > -10.5° C
  • If ECT @ start < -10.5° C
  • Then wait until actual ECT > 18° C
  • 1, 000 revolutions
  • Continuous
  • 2 DCY
 -- Check the spark plugs visually.-- Check the intake system visually for leaks.-- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the Ignition Coils with Power Output Stage -N70, N127, N291, N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
  • Emission threshold misfire rate (MR) > 1.7%
  • Catalyst damage
  • Misfire rate (MR) > 2.5 - 20%
  • 200 revolutions
  • Continuous
  • Immediately
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance RPM Sensor Rationality Check
  • Counted versus reference teeth > 1
  • Engine speed > idle speed
  • Vehicle speed < 1 or > 15 mph
  • 1.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .
P0322 Ignition/Distributor Engine Speed Input Circuit No Signal RPM Sensor Signal Activity Check
  • Comparison with phase sensor no signal
  
  • Continuous
  • 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
  • Zero test procedure failed
  • ECT > 40.5° C
  • 150.0 s
  • 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 Rationality Check Low
  • Sensor signal < 0.12 - 0.31 V
  • ECT @ cylinder head > 60° C
  • MAF > 229.0 mg/rev
  • Engine speed > 2, 016 RPM
  • 4.0 s
  • Continuous
  • 2 DCY
 -- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 - G61-, CHECKING .
P0328 Knock/Combustion Vibration Sensor 1 Circuit High Bank 1 or Single Sensor Knock Sensor 1 Signal Range Check
  • Upper threshold 4.5 - 30.0 V
  • Engine speed > 2, 400 RPM
  • ECT > 40.5° C
  • Engine load > 30%
  • 2.5 s
  • Multiple
  • 2 DCY
 -- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 - G61-, CHECKING .
P0332 Knock/Combustion Vibration Sensor 2 Circuit Low Bank 2 Knock Sensor 2 Signal Range Check
  • Lower threshold 0.05 - 0.38 V
  • Engine speed > 2, 400 RPM
  • ECT > 40.5° C
  • Engine load > 30%
  • 2.5 s
  • Multiple
  • 2 DCY
 -- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 - G61-, CHECKING .
P0333 Knock/Combustion Vibration Sensor 2 Circuit High Bank 2 Knock Sensor 2 Signal Range Check
  • Upper threshold 4.5 - 30.0 V
  • Engine speed > 2, 400 RPM
  • ECT > 40.5° C
  • Engine load > 30%
  • 2.5 s
  • Multiple
  • 2 DCY
 -- Check the Knock Sensor 1 -G61-. Refer to Knock Sensor 1 - G61-, CHECKING .
P0341 Camshaft Position Sensor "A" Circuit Range/Performance Bank 1 or Single Sensor Phase Sensor Rationality Check
  • Signal voltage no altering @ reference gap
  
  • 3.0 s
  • 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 Rationality Check
  • Signal voltage low 12 revolutions
  
  • 3.0 s
  • 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 Rationality Check
  • Signal voltage high 12 revolutions
  
  • 3.0 s
  • 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 < 4.95 - 8.82 mA
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • 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 < 4.95 - 8.82 mA
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • 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 Internal Hardware Check
  • Internal fault changing error
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • 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 Internal Hardware Check
  • Internal fault changing error
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 4 With Power Output Stage -N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
P0420  Catalyst System Efficiency Below Threshold Bank 1 Catalyst NOx, NMOG / NMHC Conversion Capability
  • Amplitude ratio O2S < 1 [-]
  • Engine start temperature > -10° C
  • Delta mass air flow< 20 kg/h/s
  • Evap purge flow < 25 %
  • Engine load 18 - 75 %
  • Lower range
  • Mass air flow @23 - 85 kg/h
  • Catalyst temperature 440 - 620° C
  • Upper range
  • Mass air flow @70 - 130 kg/h
  • Catalyst temperature 550 - 750° C
  • Engine speed 1, 200 - 4, 000 RPM
  • 70.0 s
  • Once / DCY
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P0441  EVAP System Incorrect Purge Flow Evap Purge System Functional Check
  • Deviation lambda control -6 - 9.5%
  • And
  • Deviation idle control < 30%
  • Engine speed idle RPM
  • Engine speed deviation < 80 RPM
  • Integrated air mass > 4.90 - 6.50 kg
  • Or
  • Evap purge flow integral> 75 - 145 g
  • ECT > 65° C
  • Or substitute ECT > 80° C
  • IAT > 3.8° C
  • IAT @ engine start > 3.8° C
  • Altitude < 2, 500 m
  • 25.0 s
  • Once / DCY
  • 2 DCY
 -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING .
P0442  EVAP System Leak Detected (Small Leak) Evap System Small Leak Pressure Check
  • Time for pressure drop < 1.95 - 2.15 s (depending on altitude and IAT)
  • Evap purge valve closed
  • LDP activated
  • Ambient pressure > 743.5 hPa
  • Number of diagnosis at temps <= 5
  • IAT > 4° C
  • Delta ambient pressure < 300 Pa
  • IAT drop after engine start < 7 K
  • Time after engine start > 175 s
  • ECT 4 - 115° C
  • ECT @ start 4 - 35° C
  • Vehicle speed > 19 mph
  • Selected gear any drive
  • 150.0 s
  • Once / DCY
  • 2 DCY
 -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING .
P0444 EVAP System Purge Control Valve "A" Circuit Open Evap Purge Valve Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • Evap purge valve commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING .
P0455  EVAP System Leak Detected (Large Leak) Evap System Large Leak Pressure Check
  • Time for pressure drop < 0.95 s (depending on altitude and IAT)
  • Evap purge valve closed
  • LDP activated
  • Ambient pressure > 743.5 hPa
  • Number of diagnosis at temps <= 5
  • IAT > 4° C
  • Delta ambient pressure < 300 Pa
  • IAT drop after engine start < 7 K
  • Time after engine start > 175 s
  • ECT 4 - 115° C
  • ECT @ start 4 - 35° C
  • Vehicle speed > 19 mph
  • Selected gear any drive
  • 150.0 s
  • Once / DCY
  • 2 DCY
 -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING .
P0456  EVAP System Leak Detected (Very Small Leak) EVAP System Very Small Leak Pressure Check
  • Time for pressure drop 1.95 - 2.15 < x < 4.5 - 6.5 s (depending on altitude and IAT)
  • Evap purge valve closed
  • LDP activated
  • Ambient pressure > 743.5 hPa
  • Number of diagnosis at temps <= 5
  • IAT > 4° C
  • Delta ambient pressure < 300 Pa
  • IAT drop after engine start < 7 K
  • Time after engine start > 175 s
  • ECT 4 - 115° C
  • ECT @ start 4 - 35° C
  • Vehicle speed > 19 mph
  • Selected gear any drive
  • Time after engine start < 1, 500 s
  • IAT drop after engine start < 4 K
  • Vehicle speed < 93.2 mph
  • Delta ambient pressure < 150 Pa
  • 200.0 s
  • Once / DCY
  • 2 DCY
 -- Check the EVAP System visually for any leaking hoses or damage to components. -- 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- / Fuel Tank Pressure Sensor -G400-. 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 2.15 - 3.25 V
  • Evap purge valve commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 > 2.2 A
  • Evap purge valve commanded on
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the EVAP Canister Purge Regulator Valve 1 -N80-. Refer to EVAP Canister Purge Regulator Valve 1 -N80-, CHECKING .
P0501 Vehicle Speed Sensor "A" Circuit Range/Performance Vehicle Speed Sensor Rationality Check
  • VSS signal < 2 mph
  • Fuel cut-off active
  • Engine speed 1, 520 - 4, 520 RPM
  • 4.0 s
  • Multiple
  • 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 = maximum controller limit
  • Engine load 24 - 43.5%
  • Engine speed idle
  • Accelerator PP 0%
  • Fuel cut off not active
  • Vehicle speed 0 mph
  • Purge fuel rate vs. injection rate < 0.18
  • Altitude < 3, 125 m
  • IAT > -10° C
  • ECT > -10° C
  • 4.0 s
  • Multiple
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0507 Idle Control System RPM - Higher Than Expected Idle Controller Out Of Range High
  • Engine speed deviation < -80 RPM
  • And
  • RPM controller torque value = minimum controller limit
  • Engine load 24 - 43.5%
  • Engine speed idle
  • Accelerator PP 0%
  • Fuel cut off not active
  • Vehicle speed 0 mph
  • Purge fuel rate vs. injection rate < 0.18
  • Altitude < 3, 125 m
  • IAT > -10° C
  • ECT > -10° C
  • 8.0 s
  • Multiple
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P050A Cold Start Idle Control System Performance Idle Controller Out Of Range Low
  • Engine speed deviation < -80 RPM
  • And
  • RPM controller torque value = maximum controller limit
  • Engine load 24 - 43.5%
  • Engine speed idle
  • Accelerator PP 0%
  • Fuel cut off not active
  • Vehicle speed 0 mph
  • Purge fuel rate vs. injection rate < 0.18
  • Altitude < 3, 125 m
  • IAT > -10° C
  • ECT > -10° C
  • 4.0 s
  • Multiple
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
Idle Controller Out Of Range High
  • Engine speed deviation < -80 RPM
  • And
  • RPM controller torque value = minimum controller limit
  • Engine load 24 - 43.5%
  • Engine speed idle
  • Accelerator PP 0%
  • Fuel cut off not active
  • Vehicle speed 0 mph
  • Purge fuel rate vs. injection rate < 0.18
  • Altitude < 3, 125 m
  • IAT > -10° C
  • ECT > -10° C
  • 8.0 s
  • Multiple
P050B Cold Start Ignition Timing Performance Cold Start Monitoring Ignition Control Ignition Timing Monitor At Idle
  • Difference between actual and commanded ignition angle > 34%
  • Catalyst heating active
  • Idle speed active
  • Vehicle speed 0 mph
  • 0.5 s
  • Once / DCY
  • 2 DCY
 -- Inspect the air cleaner element and the air intake system for leaks, also check throttle drive for carbon buildup and clean as necessary.-- Inspect the PCV system for leaks.-- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils with Power Output Stage --, CHECKING .-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- If NO other codes are set, check the Engine Control Module -J623-. Refer to appropriate Service Information.
P052A Cold Start "A" Camshaft Position Timing Over-Advanced Bank 1 Cold Start Monitoring VVT Actuator Intake Response Check
  • Adjustment angle> 3.5° CA
  • Catalyst heating active
  • 3.0 s
  • 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 Bank 2 Fuel Rail High Pressure System For Cold Start Monitoring Functional Check
  • Difference between actual pressure - target pressure > 1.5 MPa
  • Time after engine start and fuel cut off 10 s
  • Fuel cut off not active
  • 3.5 s
   -- Check the fuel pressure. Refer to appropriate Service Information for proper procedure.-- Check the Fuel Pump Control Module -J538- / Fuel Delivery Unit -GX1-. Refer to Fuel Pump Control Module -J538- /Fuel Delivery Unit -GX1-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .
P0601 Internal Control Module Memory Checksum Error ECM Internal Checksum Verification
  • Internal check sum incorrect
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Control Module -J623-. Refer to appropriate Service Information.
P0604 Internal Control Module Random Access Memory (RAM) Error ECM RAM Check
  • Write ability check failed
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0605 Internal Control Module Read Only Memory (ROM) Error ECM ROM Check
  • Check failed
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0606 Control Module Processor ECM EEPROM-Check
  • Check failed
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
ECM Drive By Wire Module Check
Fuel Supply Shut Off Drive By Wire Module Check
  • Engine torque out of range
  • Engine operating condition out of range
CAN Bus CAN Controller RAM Check
  • RAM error memory checksum error
  • Immediately
  • Once / DCY
Self Check For Sensor IC  
  • Engine speed idle
  • 10.0 s
  • Continuous
Altitude Sensor Open Circuit
  • Signal voltage < 1.0 V
  
  • 0.2 s
  • Continuous
Altitude Sensor Short To Ground
P062B Internal Control Module Fuel Injector Control Performance Injection Valves Communication Functional Monitoring
  • Internal logic failure
  • Engine speed > 80 RPM
  • 1.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0638 Throttle Actuator Control Range/Performance Bank 1 Throttle Actuator Rationality Check Close Movement
  • Time to open over reference point + 12% > 0.14 s
  • Or
  • Time to close below reference point + 3% > 0.56 s
  • Ignition on
  • Engine speed < 300 RPM
  • IAT > 5° C
  • Vehicle speed 0 mph
  • ECT > 5° C
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
Throttle Actuator Basic Setting Rationality Check Close Movement    
Throttle Actuator Basic Setting Signal Range Check @ Mechanical Stop Low
  • TPS 1 signal voltage not 0.42 - 0.77 V
  • Or
  • TPS 2 signal voltage not 4.26 - 4.58 V
P0641 Sensor Reference Voltage "A" Circuit/Open 5V Sensor Reference Internal Hardware Check
  • Internal communication failure A
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0642 Sensor Reference Voltage "A" Circuit Low 5V Sensor Reference Out Of Range Low
  • Signal voltage < 4.6 - 5.0 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0643 Sensor Reference Voltage "A" Circuit High 5V Sensor Reference Out Of Range High
  • Signal voltage > 5.0 - 5.4 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0651 Sensor Reference Voltage "B" Circuit/Open 5V Sensor Reference Internal Hardware Check
  • Internal communication failure A
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0652 Sensor Reference Voltage "B" Circuit Low 5V Sensor Reference Out Of Range Low
  • Signal voltage < 4.6 - 5.0 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0653 Sensor Reference Voltage "B" Circuit High 5V Sensor Reference Out Of Range High
  • Signal voltage > 5.0 - 5.4 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0657 Actuator Supply Voltage "A" Circuit/Open Supply Voltage Relay Engine Components Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • Relay commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Component Power Supply Relay -J757-. Refer to Engine Component Power Supply Relay -J757-, CHECKING .
P0658 Actuator Supply Voltage "A" Circuit Low Supply Voltage Relay Engine Components Short To Ground
  • Signal voltage < 2.15 - 3.25 V
  • Relay commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Component Power Supply Relay -J757-. Refer to Engine Component Power Supply Relay -J757-, CHECKING .
P0659 Actuator Supply Voltage "A" Circuit High Supply Voltage Relay Engine Components Short To Battery Plus
  • Signal current > 1.1 A
  • Relay commanded on
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Component Power Supply Relay -J757-. Refer to Engine Component Power Supply Relay -J757-, CHECKING .
P0685 ECM/PCM Power Relay Control Circuit/Open Main Relay Open Circuit
  • Control voltage 2.6 - 3.7 V
  • And
  • Sense circuit voltage < 6.0 V
  • Ignition off
  • 0.5 s
  • Continuous
  • 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 Main Relay Short To Ground
  • Control voltage 2.6 - 3.7 V
  • And
  • Sense circuit voltage > 6.0 V
  • Ignition off
  • 0.5 s
  • Continuous
  • 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 Main Relay Short To Battery Plus
  • Signal current > 1.4 - 0.7 A
  • And
  • Sense circuit voltage < 6.0 V
  
  • 0.5 s
  • 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/Open Main Relay Signal Range Check
  • Sense voltage < 3.0 V
  • Main relay commanded on
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Motronic Engine Control Module Power Supply Relay -J271-. Refer to Motronic Engine Control Module Power Supply Relay -J271-, CHECKING .
  • Sense voltage > 3.0 V
  • Main relay commanded off
P0697 Sensor Reference Voltage "C" Circuit/Open 5V Sensor Reference Internal Hardware Check
  • Internal communication failure A
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0698 Sensor Reference Voltage "C" Circuit Low 5V Sensor Reference Out Of Range Low
  • Signal voltage < 4.6 - 5 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0699 Sensor Reference Voltage "C" Circuit High 5V Sensor Reference Out Of Range High
  • Signal voltage > 5 - 5.4 V
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P12A1 Fuel Rail Pressure Sensor Inappropriately Low Fuel Rail Pressure Sensor High Pressure System Rationality Check Inappropriately Low
  • Pressure control activity > 2.5 MPa
  • Fuel trim activity < 0.80 [-]
  • Lambda control closed loop
  • Evap purge flow > 0.25 kg/h
  • Engine speed 2, 000 - 4, 000 RPM
  • Fuel cut off not active
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P12A2 Fuel Rail Pressure Sensor Inappropriately High Fuel Rail Pressure Sensor High Pressure System Rationality Check Inappropriately High
  • Pressure control activity < -0.14 MPa
  • Fuel trim activity > 1.5 [-]
  • Lambda control closed loop
  • Evap purge flow > 0.25 kg/h
  • Engine speed 600 - 900 RPM
  • Engine load > 10%
  • Fuel cut off not active
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P12A4 Fuel Rail Pump Control Valve Stuck Closed Fuel Rail Pressure Control Valve Functional Check Stuck Closed
  • Pressure control activity < -6.0 MPa
  • Fuel trim activity 0.9 - 1.15 [-]
  • Lambda control closed loop
  • Evap purge flow > 0.25 kg/h
  • Engine speed 2, 000 - 4, 000 RPM
  • Fuel cut off not active
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the fuel pressure. Refer to appropriate Service Information.-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P13EA Cold Start Ignition Timing Performance Off Idle Cold Start Monitoring Ignition Control Ignition Timing Monitor at Part Load
  • Difference between actual and commanded ignition angle > 23%
  • Catalyst heating active
  • Idle speed not active
  • Vehicle speed >= 3 mph
  • 0.5 s
  • Once / DCY
  • 2 DCY
 -- Inspect the air cleaner element and the air intake system for leaks, also check throttle drive for carbon buildup and clean as necessary.-- Inspect the PCV system for leaks.-- Check the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .-- Check the Ignition Coils with Power Output Stage --. Refer to Ignition Coils with Power Output Stage --, CHECKING .-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- If NO other codes are set, check the Engine Control Module -J623-. Refer to appropriate Service Information.
P2004 Intake Manifold Runner Control Stuck Open Bank 1 Intake Manifold Runner Flaps Actuator Signal Range Check @ Upper Mechanical Stop
  • Normal closed position unable to reach
  • Signal voltage < 2.62 or > 4.65 V
  • Ignition off
  • Runner flaps commanded closed
  • Position sensor no DTC
  • Actuator no DTC
  • 25.0 s
  • Once / DCY
 -- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .
Intake Manifold Runner Flaps Actuator Signal Range Check @ Lower Mechanical Stop
  • Normal open position, unable to reach
  • Signal voltage < 0.35 or > 2.38 V
  • Ignition off
  • Position sensor no DTC
  • Actuator no DTC
P2008 Intake Manifold Runner Control Circuit/Open Bank 1 Intake Manifold Runner Flaps Actuator Signal Range Check
  • Signal duty cycle > 80%
  • And
  • ECM power stage failure
  
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Runner Control Valve -N316-. Refer to Intake Manifold Runner Control Valve -N316-, CHECKING .
  • Deviation vs. calculated value > 5%
  • ECM power stage failure
  • 1.0 s
  • Continuous
P2014 Intake Manifold Runner Position Sensor/Switch Circuit Bank 1 Intake Manifold Runner Flaps Position Sensor Signal Range Check
  • Signal voltage > 4.82 V
  
  • 0.2 s
  • Continuous
  • 2 DCY
 -- 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 Flaps Actuator Signal Range Check
  • Signal duty cycle > 80%
  • ECM power stage no failure
  • Position sensor no DTC
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
Intake Manifold Runner Flaps Actuator Rationality Check
  • Deviation vs. calculated value > 5%
  • 1.0 s
  • Continuous
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 1 Intake Manifold Runner Flaps Position Sensor Signal Range Check
  • Signal voltage < 0.18 V
  
  • 0.2 s
  • Continuous
  • 2 DCY
 -- Check the Intake Manifold Runner Position Sensor -G336-. Refer to Intake Manifold Runner Position Sensor -G336-, CHECKING .
P2088 "A" Camshaft Position Actuator Control Circuit Low Bank 1 VVT Intake Short To Ground
  • Signal voltage < 2.15 - 3.25 V
  • Camshaft valve commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 Intake Short To Battery Plus
  • Signal current > 2.2 A
  • Camshaft actuator solenoid valve on
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 Adaptive Value Limit High
  • Deviation lambda control > 3%
  • Lambda control closed loop
  • Fuel trim control post cat active
  • Engine speed 1, 200 - 4, 520 RPM
  • Engine load 18 - 95.3%
  • O2S rear no DTC
  • 100.0 s
  • Continuous
  • 2 DCY
 -- Check exhaust system for leaks and correct as necessary.-- 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 Adaptive Value Limit High
  • Deviation lambda control > 3%
  • Lambda control closed loop
  • Fuel trim control post cat active
  • Engine speed 1, 200 - 4, 520 RPM
  • Engine load 18 - 95.3%
  • O2S rear no DTC
  • 100.0 s
  • Continuous
  • 2 DCY
 -- Check exhaust system for leaks and correct as necessary.-- 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
  
  • 0.6 s
  • Continuous
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P2106 Throttle Actuator Control System - Forced Limited Power Throttle Actuator Signal Range Check
  • Duty cycle > 80%
  • And
  • ECM power stage failure
  
  • 5.0 s
  • Continuous
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
Fuel Supply Shut Off Drive By Wire Module Check
  • Engine load out of range
  • 0.5 s
  • Continuous
P2122 Throttle/Pedal Position Sensor/Switch "D" Circuit Low Accelerator PP Sensor 1 Out Of Range Low
  • Signal voltage < 0.63 V
  
  • 0.2 s
  • 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 PP Sensor 1 Out Of Range High
  • Signal voltage > 4.8 V
  
  • 0.2 s
  • 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 PP Sensor 2 Out Of Range Low
  • Signal voltage < 0.29 V
  
  • 0.2 s
  • 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 PP Sensor 2 Out Of Range High
  • Signal voltage > 2.5 V
  
  • 0.2 s
  • 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 PP Sensor 1 Sensor 2 Rationality Check
  • Signal voltage sensor 1 vs sensor 2 > 0.12 - 0.7 V
  
  • 0.24 s
  • 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 Supply Voltage Short To Battery Plus
  • Signal current < 2.6 A
  • Engine speed > 80 RPM
  • Low side signal current > 2.7 A
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to Fuel Injectors --, CHECKING .
P2149 Fuel Injector Group "B" Supply Voltage Circuit/Open Injection Valves Supply Voltage Short To Ground
  • Signal current > 14.9 A
  • Engine speed > 80 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors -N30, N31, N32, N33-. Refer to Fuel Injectors --, CHECKING .
P2181 Cooling System Performance Coolant System Rationality Check
  • ECT < 76.5° C
  • And
  • Mass air integral 5.3 - 30.9 kg
  • ECT at start -7 - 60° C
  • ECT > 40° C
  • IAT > -7° C
  • Accum fuel cut off < 40 - 250 s
  • Delta ambient pressure < 1.2 kPa
  • Average value:
  • Vehicle speed > 21 - 24 mph
  • Vehicle speed < 75 mph
  • Mass air flow > 21 - 96 kg/h
  • Mass air flow < 46 - 164 kg/h
  • < 1, 000.0 s
  • Once / DCY
  • 2 DCY
 -- Check cooling system visually for leaks or damaged components.-- Check the coolant thermostat (visually, if necessary) and Engine Temperature Control Actuator -N493-. Refer to Engine Temperature Control Actuator -N493-, CHECKING .-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P2195 O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Oxygen Sensor Front Stuck High Check
  • Lambda value > 108 [-]
  • And
  • O2S rear signal > 0.777 V
  • Lambda control closed loop
  • O2S rear ready
  • lambda control @ max value
  • Exhaust mass air integral > 0.8 kg
  • 200.0 s
  • Continuous
  • 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 Sensor Front Stuck Low Check
  • Lambda value < 0.92 [-]
  • And
  • O2S rear signal< 0.16 V
  • Lambda control closed loop
  • O2S rear ready
  • Lambda control @ min value
  • Exhaust mass air integral > 0.8 kg
  • 200.0 s
  • Continuous
  • 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 Oxygen Sensor Heater Coupling Front Coupling With Heater
  • Max. threshold heater coupling > 190 μA
  • Engine speed < 2, 700 RPM
  • Exhaust gas temp < 800° C
  • Lambda control closed loop
  • Lambda value 0.95 - 1.05
  • Heater control active
  • Duty cycle heater power, 20 - 80%
  • 20.0 s
  • Continuous
  • 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 Sensor Front Open Circuit Pump Current (IP)
  • Lambda value setting< 0.97 [-]
  • Or
  • Lambda value setting> 1.03 [-]
  • And
  • O2S signal front 1.495 - 1.507 V
  • Lambda control closed loop
  • O2S ceramic temperature 780 +/- 65° C
  • mass air integral> 0.8 kg
  • 30.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
  • Fuel cut off > 3 s
  • O2S signal front< 1.7 V
  • Lambda control closed loop
  • Heater control closed loop
  • O2S ceramic temperature 780+/- 65° C
  • 8.0 s
  • Continuous
  • O2S signal front 1.495 - 1.507 V
  • Delta lambda value setting> 0.1 [-]
  • Lambda control closed loop
  • O2S ceramic temperature 780 +/- 65° C
  • Lambda modulation> 1, 8 %
  • 11.5 s
  • Continuous
P2243 O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 Oxygen Sensor Front Open Circuit Nernst Voltage (UN)
  • O2S signal front > 4.7 V
  • And
  • Internal resistance > 1, 000 Ω
  • Or
  • O2S signal front < 0.3 V
  • And
  • Internal resistance> 1, 000 Ω
  • Heater control active
  • 18.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2270  O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2 Oxygen Sensor Rear Rationality Check
  • O2S signal rear < 0.62 - 0.654 mV
  • Mass air flow > 25 kg/h
  • O2S rear readiness > 10 s
  • Modeled exhaust gas temp > 350° C
  • 100.0 s
  • Continuous
  • 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 Sensor Rear Rationality Check
  • O2S signal rear > 0.62 - 0.654 mV
  • Mass air flow 25 kg/h
  • O2S rear readiness > 10 s
  • Modeled exhaust gas temp. > 350° C
  • Fuel cut off > 3 s
  • 100.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 After Catalytic Converter -GX7-. Refer to Oxygen Sensor 1 After Catalytic Converter -GX7-, CHECKING .
P2279 Intake Air System Leak Positive Crankcase Ventilation
  • Threshold to detect a defective system > 1.33 - 1.60 [-]
  • And
  • Ratio of the tie "System defective" during the measurement window to the whole duration of the measurement window > 0.6 [-]
  • Time after engine start > 60 s
  • Engine load < 50 %
  • ECT > 49.5° C
  • Lambda control value > -5 %
  • Lambda set value 0.86 - 1.05 [-]
  • Vehicle speed < 1 km/h
  • Lambda control active
  • Engine speed idle
  • Altitude < 2, 600 m
  • Purge valve closed
  • 6.0 s
  • 2 DCY
 -- Check for air leaks between intake and throttle body, oil fill cap not tight or oil dipstick not seated in tube.-- Also, any engine gaskets that can cause additional air to enter the crankcase can set this fault as the PCV system is not metered. If a vacuum leak or crankcase gasket sealing is at cause, the idle may be rough or unstable.
P2293 Fuel Pressure Regulator 2 Performance Fuel Rail High Pressure System Functional Check
  • Difference between actual pressure - target pressure > 1.5 MPa
  • Time after engine start and fuel cut off 10 s
  • Fuel cut off not active
  • 3.5 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2294 Fuel Pressure Regulator 1 Control Circuit/Open Fuel Rail Pressure Control Valve Open Circuit
  • Signal voltage 2.3 - 2.7 V
  • Valve commanded off
  • Fuel pump commanded on
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2295 Fuel Pressure Regulator 2 Control Circuit Low Fuel Rail Pressure Control Valve Short To Ground
  • Signal voltage 1.8 - 2.2 V
  • Valve commanded off
  • Fuel pump commanded on
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2296 Fuel Pressure Regulator 2 Control Circuit High Fuel Rail Pressure Control Valve Short To Battery Plus
  • Signal voltage > 3.9 V
  • Valve commanded on
  • Fuel pump commanded on
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2300 Ignition Coil "A" Primary Control Circuit Low Ignition Coils Short To Ground
  • Signal voltage < 0.5 - 1.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 > 5.2 - 6.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 voltage < 0.5 - 1.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 > 5.2 - 6.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 voltage < 0.5 - 1.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 > 5.2 - 6.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 voltage < 0.5 - 1.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil 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 > 5.2 - 6.0 V
  • Engine speed < 5, 000 RPM
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Ignition Coil with Power Output Stage -N292-. Refer to Ignition Coils with Power Output Stage --, CHECKING .
P2400 EVAP System Leak Detection Pump Control Circuit/Open LDP Open Circuit
  • Signal voltage > 4.4 - 5.6 V
  • LDP commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 .
P2401 EVAP System Leak Detection Pump Control Circuit Low LDP Short To Ground
  • Signal voltage < 2.15 - 3.25 V
  • LDP commanded off
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 .
P2402 EVAP System Leak Detection Pump Control Circuit High LDP Short To Battery Plus
  • Signal current > 1.1 A
  • LDP commanded on
  • Engine speed > 80 RPM
  • 0.5 s
  • 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 .
P2403 EVAP System Leak Detection Pump Sense Circuit/Open Reed Sensor Rationality Check Unable To Close
  • Low signal voltage > 1 s
  • LDP commanded off
  • Evap purge valve closed
  • LDP activated
  • Ambient pressure > 743.5 hPa
  • Number of diagnosis at temps <= 5
  • IAT > 4° C
  • Delta ambient pressure < 300 Pa
  • IAT drop after engine start < 7 K
  • Time after engine start > 175 s
  • ECT 4 - 115° C
  • ECT @ start 4 - 35° C
  • Vehicle speed > 19 mph
  • Selected gear any drive
  • 10.0 s
  • 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 .
P2404 EVAP System Leak Detection Pump Sense Circuit Range/Performance Reed Sensor Rationality Check Unable To Open
  • High signal voltage > 0.36 s
  • LDP commanded on
  • Evap purge valve closed
  • LDP activated
  • Ambient pressure > 743.5 hPa
  • Number of diagnosis at temps <= 5
  • IAT > 4° C
  • Delta ambient pressure < 300 Pa
  • IAT drop after engine start < 7 K
  • Time after engine start > 175 s
  • ECT 4 - 115° C
  • ECT @ start 4 - 35° C
  • Vehicle speed > 19 mph
  • Selected gear any drive
  • 10.0 s
  • 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 .
P2414 O2 Sensor Exhaust Sample Error Bank 1 Sensor 1 Oxygen Sensor Front Signal Range Check
  • Signal voltage 2.5 - 3.2 V
  • O2S ceramic temperature 780 +/- 65° C
  • Low fuel signal on
  • Then wait > 600 s
  • 10.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2539 Low Pressure Fuel System Sensor Circuit Fuel System Pressure Sensor Low Pressure System Signal Range Check
  • Signal voltage > 4.9 V
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2541 Low Pressure Fuel System Sensor Circuit Low Fuel System Pressure Sensor Low Pressure System Signal Range Check
  • Signal voltage < 0.2 V
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P2626 O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1 Oxygen Sensor Front Open Circuit Adjustment Voltage (IA)
  • O2S signal front > 3.2 V
  • O2S ceramic temperature 780 +/- 65° C
  • Modeled exhaust gas temp. < 700° C
  • Fuel cut off active
  • 1.5 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P3081 Engine Temperature Too Low Coolant System Temperature Too Low
  • Modeled ECT minus ECT > 10 K
  • ECT < 60° C
  • 2.0 s
  • Once / DCY
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P3298  Catalytic Converter System, Exhaust-Bank 3 Efficiency Below Threshold Catalyst NOx, NMOG / NMHC Conversion Capability
  • Amplitude ratio O2S < 1 [-]
  • Engine start temperature > -10° C
  • Delta mass air flow< 20 kg/h/s
  • Evap purge flow < 25 %
  • Engine load 18 - 75 %
  • Lower range
  • Mass air flow @23 - 85 kg/h
  • Catalyst temperature 440 - 620° C
  • Upper range
  • Mass air flow @70 - 130 kg/h
  • Catalyst temperature 550 - 750° C
  • Engine speed 1, 200 - 4, 000 RPM
  • 70.0 s
  • Once / DCY
  • 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 .
U0001 High Speed CAN Communication Bus CAN Bus Reading Back Send Message
  • CAN message no feedback
  
  • 0.25 s
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to the proper wiring schematic for terminal and component location.
U0002 High Speed CAN Communication Bus Performance CAN Bus CAN Communication Check
  • Global time out receiving no message
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to the proper wiring schematic for terminal and component location.
U0101 Lost Communication with TCM CAN Messages Only AT Communication With TCM
  • CAN message No message
  • Or
  • MT vehicle ECM coded as AT Vehicle
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to the proper wiring schematic for terminal and component location.
U0302 Software Incompatibility with Transmission Control Module CAN Messages Only AT Software Incompatibility With TCM
  • AT vehicle ECM coded as MT vehicle
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check for software updates and TSB's. Reprogram ECM as necessary. If none are found, replace the Direct Shift Gearbox (DSG) Mechatronic -J743-. Refer to appropriate Service Information.
U0402 Invalid Data Received From TCM CAN Messages Only AT Communication With TCM
  • Invalid data received from TCM invalid data
  
  • 0.05 s
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to the proper wiring schematic for terminal and component location.
U0415 Invalid Data Received From Anti-Lock Brake System (ABS) Control Module Vehicle Speed Out Of Range
  • Receiving fault value 327.42 km/h
  
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus circuits. If there are any other DTC's present check them first. -- Refer to appropriate Service Information for the ABS.-- Refer to the proper wiring schematic for terminal and component location.
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