LEMON Manuals: Even more car manuals for everyone
Home >> Volkswagen >> 2012 >> Touareg TDI Executive >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Generic Scan Tool [CATA] (2 Of 3) >> Generic Scan Tool >> Diagnosis And Testing >> Engine DTC Tables >> Engine Control Module --, 2011 - 2013 My

Engine Control Module --, 2011 - 2013 My

DTC / Description Monitor Strategy Description Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length MIL Illumination Component Diagnostic Procedure
P00AF  Turbocharger/Supercharger Boost Control "A" Module Performance Turbocharger Boost Control Module Performance
  • Control deviation > 8% and actual position > 30%
  
  • 3, 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0045 Turbocharger/Supercharger Boost Control "A" Circuit/Open Turbocharger Boost Control Solenoid Circuit Open
  • Diagnostic signal from power stage > 0.8 V (Out 1) and < 2 V (Out 2)
  • Power stage = off state
  • 600.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0047 Turbocharger/Supercharger Boost Control "A" Circuit Low Turbocharger Boost Control Solenoid Circuit Low
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0048 Turbocharger/Supercharger Boost Control "A" Circuit High Turbocharger Boost Control Solenoid Circuit High
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0071 Ambient Air Temperature Sensor Circuit "A" Range/Performance Ambient Air Temperature Sensor Circuit Range/Performance
  • Temperature difference to ECT, ECT 2 > 40 K
  • Temperature difference to T2, and FTS > 45 K
  • Error bit = set
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the Outside Air Temperature Sensor -G17-. Refer to Outside Air Temperature Sensor -G17-, CHECKING .
P0072 Ambient Air Temperature Sensor Circuit "A" Low Ambient Air Temperature Sensor Circuit Low
  • AAT < -40° C
  • Communication time after T15 on > 1.0 s
  • 2.0 s
  • 2 DCY
 -- Check the Outside Air Temperature Sensor -G17-. Refer to Outside Air Temperature Sensor -G17-, CHECKING .
P0087 Fuel Rail/System Pressure - Too Low Bank 1 Fuel Rail/System Pressure - Too Low
  • Control deviation > 17, 000 - 20, 000 kPa
  • Pressure < 12, 000 - 12, 500 kPa
  • Engine revolutions > 20
  • 0.3 - 30.0 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 .
P0088 Fuel Rail/System Pressure - Too High Bank 1 Fuel Rail/System Pressure - Too High
  • Control deviation < -20, 000 to -30, 000 kPa
  • Pressure > 215, 000 kPa
  • Engine revolutions > 20
  • 0.24 - 2.0 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 .
P0090 Fuel Pressure Regulator 1 Control Circuit/Open Fuel Pressure Regulator 1 Control Circuit
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 0.23 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .
P0091 Fuel Pressure Regulator 1 Control Circuit Low Fuel Pressure Regulator 1 Control Circuit Low
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 0.23 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .
P0092 Fuel Pressure Regulator 1 Control Circuit High Fuel Pressure Regulator 1 Control Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Power stage = off state
 0.23 Sec.
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator Valve -N276-, CHECKING .
P0101 Mass or Volume Air Flow Sensor "A" Circuit Range/Performance Mass Air Flow Circuit Range/Performance
  • Ratio of modeled and measured air mass flow > 1.15 or < 0.85
  • Engine speed = 1, 100 - 2, 500 RPM
  • Ambient pressure > 50 kPa
  • Boost pressure = 50 - 200 kPa
  • ECT = 60 - 110° C
  • EGR valve closed = 100%
  • Intake runner flap signal > 94%
  • Throttle valve signal > 94%
  • Fuel quantity < 0.5 mg/stroke
  • 5.0 - 10.0 s
  • Continuous
  • 2 DCY
 -- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0102 Mass or Volume Air Flow Sensor "A" Circuit Low Mass Air Flow Circuit Low Input
  • MAF sensor signal (< 0.083 mSec.) > 900 kg/hr
  
  • 1.0 s
  • 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 Circuit High Input
  • MAF sensor signal (> 4.5 mSec.) <= 0 kg/hr
  
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0104 Mass or Volume Air Flow Sensor "A" Circuit Intermittent Mass Air Flow Circuit Intermittent
  • MAF sensor signal period = not measurable
  • Engine = running
  • 0.8 - 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .
P0111 Intake Air Temperature Sensor 1 Circuit Range/Performance Bank 1 Intake Air Temperature Circuit Performance
  • Temperature difference to ECT, ECT 2 > 35 K
  • Temperature difference to FTS > 40 K
  • Temperature difference to T1 > 45 K
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • Continuous
  • 2 DCY
 -- Check the Intake Air Temperature Sensor -G42- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0112 Intake Air Temperature Sensor 1 Circuit Low Bank 1 Intake Air Temperature Circuit Low Input
  • Signal voltage < 162.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Air Temperature Sensor -G42- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0113 Intake Air Temperature Sensor 1 Circuit High Bank 1 Intake Air Temperature Circuit High Input
  • Signal voltage > 3, 255.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Air Temperature Sensor -G42- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance Engine Coolant Temperature Sensor 1 Circuit Range/Performance
  • ECT increase < f (ECT @ start) K
  • And
  • Engine running time > f (ECT @ start) s
  • Or
  • Temperature difference to ECT 2 > 30 K
  • Temperature difference to T2, FTS > 35 K
  • Temperature difference to T1 > 40 K
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • Or
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P0117 Engine Coolant Temperature Sensor 1 Circuit Low Engine Coolant Temperature Sensor 1 Circuit low
  • Signal voltage < 162 mV
  
  • 480.0 ms
  • 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 Engine Coolant Temperature Sensor 1 Circuit High
  • Signal voltage > 3, 255.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) Coolant Thermostat Temperature below control range
  • Measured temperature < 66° C while modeled temperature > 78° C
  • ECT = -7 - 56.5° C
  • Engine speed > 500 RPM
  • 900.0 s
  • Once / DCY
  • 2 DCY
 -- Check the thermostat for proper operation (stuck open or damaged). Refer to appropriate Service Information.-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .
P0130 O2 Sensor Circuit Bank 1 Sensor 1 O2 Sensor Circuit Bank 1 Sensor 1 Malfunction
  • Virtual ground > 3.0 V
  • Nernst voltage > 4.0 V
  • IA/IP > 6.0 V
  • Or
  • Virtual ground < 2 V
  • Nernst voltage < 1.75 V
  • IA/IP < 0.9 V
  • Heater control = active
  • 2.0 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 O2 Sensor Circuit Bank 1 Sensor 1 High Voltage
  • O2 signal > 3.2 V
  • Calibration of internal resistance or O2 = not active
  • O2 heater active
  • Dew point exceeded
  • O2 heater temp > 720 and < 840° C
  • Modeled exhaust pressure < 170 kPa
  • 2.0 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 O2 Sensor Circuit Bank 1 Sensor 1 Slow Response
  • Oxygen 30 - 70% time > 5.0 s
  • Time to reach 60% oxygen > 5.0 s
  • Heater control active
  • DPF regeneration = not active
  • Fuel quantity before fuel cutoff 12 mg/stroke
  • Change of fuel quantity before fuel cutoff < 3 mg/stroke for > 2.0 s
  • Fuel quantity in fuel cutoff < 0.5 mg/stroke
  • Time to fuel cutoff < 1.5 s
  • Battery voltage > 10.7 V
  • Engine speed > 1, 150 RPM
  • 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 .
P0135 O2 Sensor Heater Circuit Bank 1 Sensor 1 O2 Sensor Heater Circuit Bank 1 Sensor 1 Malfunction
  • Sensor element temperature < 720 or > 840° C
  • Power stage active and signal current = -100 - 10, 000 uA
  • Power stage not active and signal current = -1, 000 - -350 uA
  • Power stage not active and signal current = -100 - 100 uA
  • Heater control = active
  • Fuel cutoff = not active
  • Time since last fuel cutoff > 30.0 s
  • Dew point exceeded
  • Calibration of internal resistance or O2 = not active
  • 5.0, 30.0 or 60.0 s, depending on temperature
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P0171 System Too Lean Bank 1 Fuel Trim, Bank 1 System too Lean
  • Difference between measured vs. modeled injection quantity > 5 - 20 mg/stroke
  • Engine speed >= 600 or <= 3000 rpm
  • Injection quantity >= 4 or <= 58 mg/stroke
  • Post injection quantity = 0 mg/stroke
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check for any sensor related codes. If a related sensor fault is set, diagnose it first. If no related sensor codes are set, check for an intake air leak (from intake duct, manifold gasket or EGR not closed fully) or check for low Fuel pressure. Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.
P0172 System Too Rich Bank 1 Fuel Trim, Bank 1 System too Rich
  • Difference between measured vs. modeled injection quantity < 5 - 20 mg/stroke
  • Engine speed >= 600 or <= 3, 000 RPM
  • Injection quantity >= 4 or <= 58 mg/stroke
  • Post injection quantity = 0 mg/stroke
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check for any sensor related codes. If a sensor fault is set, diagnose it first. If no related sensor codes are set, check Fuel pressure and fuel injectors. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.
P0181 Fuel Temperature Sensor "A" Circuit Range/Performance Fuel Temperature Sensor Circuit Range/Performance
  • Temperature difference to ECT, ECT 2 > 35 K
  • Temperature difference to FTS > 40 K
  • Temperature difference to T1 > 45 K
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING .
P0182 Fuel Temperature Sensor "A" Circuit Low Fuel Temperature Sensor Circuit Low
  • Signal voltage < 100.0 mV
  
  • 480.0 ms
  • Continuous
  • Immed.
 -- Check the Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING .
P0183 Fuel Temperature Sensor "A" Circuit High Fuel Temperature Sensor Circuit High
  • Fuel temperature sensor voltage > 4.90 V
  
  • 480.0 ms
  • Continuous
  • Immed.
 -- Check the Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING .
P0191 Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1 Fuel Rail Pressure Sensor Circuit Range/Performance
  • Signal voltage < 428.0 mV or > 613.0 mV
  • Adaptation of FRPR < 70% or > 130%
  • ECU keep alive time = active
  • Fuel temperature = 5 - 70° C
  • Fuel rail pressure set point > 50, 000 - 80, 000 kPa
  • Electric power deviation in FRPR < 2%
  • 130.0 s
  • Once / DCY
  • 2 DCY
 -- 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 Circuit Low Input
  • Signal voltage < 0.2 V
  
  • 0.14 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P0193 Fuel Rail Pressure Sensor Circuit High Bank 1 Fuel Rail Pressure Sensor Circuit High Input
  • Signal voltage > 4.8 V
  
  • 0.14 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING .
P0201 Cylinder 1 Injector "A" Circuit Cylinder 1 Injector Circuit
  • Signal from power stage > 60.0 V
  • Voltage level < 30.0 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0202 Cylinder 2 Injector "A" Circuit Cylinder 2 Injector Circuit
  • Signal from power stage > 60.0 V
  • Voltage level < 30.0 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0203 Cylinder 3 Injector "A" Circuit Cylinder 3 Injector Circuit
  • Signal from power stage > 60.0 V
  • Voltage level < 30.0 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0204 Cylinder 4 Injector "A" Circuit Cylinder 4 Injector Circuit
  • Signal from power stage > 60.0 V
  • Voltage level < 30.0 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0205 Cylinder 5 Injector "A" Circuit Cylinder 5 Injector Circuit
  • Signal from power stage > 60 V
  • Voltage level < 30 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0206 Cylinder 6 Injector "A" Circuit Cylinder 6 Injector Circuit
  • Signal from power stage > 60.0 V
  • Voltage level < 30.0 V
  • Injector voltage after charging < 70% nominal voltage
  • Injector voltage before charging < 50% nominal voltage
  • Injection condition = injector on
  • 4 injection cycles
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P0234  Turbocharger/Supercharger "A" Overboost Condition Turbo Charger Overboost Condition limit exceeded
  • Control deviation < -22 kPa
  • Boost pressure control mode = closed loop
  • RPM > 1, 650
  • Fuel quantity > 15 mg/stroke
  • 3.6 s
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0236 Turbocharger/Supercharger Boost Sensor "A" Circuit Range/Performance Turbocharger Boost Sensor Circuit Performance
  • Absolute value of pressure difference > 14 kPa
  • Engine speed < 600 RPM
  • 200.0 ms
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0237 Turbocharger/Supercharger Boost Sensor "A" Circuit Low Turbocharger Boost Sensor Circuit Low Input
  • Sensor voltage < 0.40 V
  
  • 480.0 ms
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0238 Turbocharger/Supercharger Boost Sensor "A" Circuit High Turbocharger Boost Sensor Circuit High Input
  • Sensor voltage > 4.90 V
  
  • 480.0 ms
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P026A  Charge Air Cooler Efficiency Below Threshold Charge Air Cooler Below Efficiency
  • Filtered charge air cooler efficiency < 7 [-]
  • Air mass flow = 100 - 400 kg/h
  • Vehicle speed > 40 km/h
  • ECT > 50° C
  • Engine operation mode normal
  • Ambient temp > 7° C
  • 150.0 s
  • 2 DCY
 -- Check for road debris on the right or left intercooler obstructing air flow. If any other related (turbocharger) fault codes are set, diagnose those codes first.-- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P0263  Cylinder 1 Contribution/Balance Cylinder 1 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0266  Cylinder 2 Contribution/Balance Cylinder 2 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0269  Cylinder 3 Contribution/Balance Cylinder 3 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0272  Cylinder 4 Contribution/Balance Cylinder 4 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0275  Cylinder 5 Contribution/Balance Cylinder 5 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0278  Cylinder 6 Contribution/Balance Cylinder 6 Contribution/Balance
  • Injection time with no torque > 0.23 - 0.43 ms or < 0.14 - 0.16 ms
  • Diagnostic signal from power stage = internal signal
  • Engine speed > 1, 600 and < 2, 500 RPM
  • Fuel temperature > 0 and < 80° C
  • Intake air temp > 0° C
  • Boost pressure > 90, 000 Pa
  • Gear > 2
  • Fuel cutoff active
  • 0.1 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0299  Turbocharger/Supercharger "A" Underboost Condition Turbo Charger Underboost
  • Control deviation > 30 - 100 kPa with f (engine coolant temp)
  • Boost pressure control mode = closed loop
  • RPM > 1, 650
  • Fuel quantity > 15 mg/stroke
  • 10.0 s
  • 2 DCY
 -- Check for disconnected or damaged air duct.-- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .-- Check the Charge Air Pressure Sensor -G31- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P0300 Random/Multiple Cylinder Misfire Detected Random/Multiple Cylinder. Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check for fuel contamination.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.
P0301  Cylinder 1 Misfire Detected Cylinder 1 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0302  Cylinder 2 Misfire Detected Cylinder 2 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0303  Cylinder 3 Misfire Detected Cylinder 3 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0304  Cylinder 4 Misfire Detected Cylinder 4 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0305  Cylinder 5 Misfire Detected Cylinder 5 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0306  Cylinder 6 Misfire Detected Cylinder 6 Misfire Detected
  • Rise in engine speed after fuel injection calculated based on values from last two engine revolutions
  • Error threshold 82% misfire over 440 crankshaft revolutions
  • Engine speed > 600 RPM
  • Engine speed < 1, 100 RPM
  • Fuel quantity > 4 mg/stroke
  • Fuel quantity < 25 mg/stroke
  • ECT > 30° C
  • Time since start > 5.0 s
  • < 880 engine rev
  • Once / DCY
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .-- Check the fuel pressure and delivery quantity. Refer to fuel system mechanical testing in PRELIMINARY CHECK and/or to appropriate Service Information.-- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the cylinder compression. Refer to appropriate Service Information.
P0321 Ignition/Distributor Engine Speed Input Circuit Range/Performance Engine Speed Input Circuit Range/Performance
  • Counted teeth vs. reference > 200
  • Monitoring reference gap failure
  • Ignition on
  • Engine speed > 400 RPM
  • 0.5 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 Engine Speed Input Circuit No Signal
  • Camshaft signals > 10
  • Engine speed = no signal
  • Ignition on
  • 0.5 s
  • Continuous
  • 2 DCY
 -- Check the Engine Speed Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .
P04DD Cold Start EGR "A" Flow Insufficient Detected Cold Start EGR Insufficient Flow Detected
  • Control deviation < f (engine speed, injection quantity, target air mass flow)
  • EGR = closed loop
  • Fuel quantity 6 - 17 mg/stroke
  • Engine speed 660 - 2, 500 RPM
  • DPF regen. = off
  • 10.0 s
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P04DE Cold Start EGR "A" Flow Excessive Detected Cold Start EGR Excessive Flow Detected
  • Ratio of modeled and measured air mass flow > f (turbo charger position)
  • EGR valve closed = 100%
  • Throttle valve signal > 94%
  • Intake runner flap signal > 94%
  • Engine speed 1, 100 - 2, 500 RPM
  • Boost pressure 50 - 200 kPa
  • ECT 0 - 110° C
  • Ambient pressure > 50 kPa
  • Fuel quantity < 0.5 mg/stroke
  • 4.0 s
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P040B EGR Temperature Sensor "A" Circuit Range/Performance Exhaust Gas Recirculation Temperature Sensor Circuit Range/Performance
  • Value of modeled and measured temp > f (value of modeled temp EGR)
  • Or
  • Temperature difference to other temperature sensors > 60 K
  • DPF regeneration = not active
  • ECT > 10° C
  • Value of modeled temp EGR > 90° C
  • Or
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING .
P040C EGR Temperature Sensor "A" Circuit Low Exhaust Gas Recirculation Temperature Sensor Circuit Low Signal voltage < 330 mV
 --- 480 mSec.
  • 2 DCY
 -- Check the EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING .
P040D EGR Temperature Sensor "A" Circuit High Exhaust Gas Recirculation Temperature Sensor Circuit High Signal voltage > 1652 mV
 --- 480 mSec.
  • 2 DCY
 -- Check the EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING .
P0401  EGR "A" Flow Insufficient Detected Exhaust Gas Recirculation Insufficient Flow Detected Control deviation < f (engine speed, injection quantity, target air mass flow)
  • EGR = closed loop
  • Fuel quantity, = 6 - 17 mg/stroke
  • Engine speed, > 660 and < 2500 rpm
  • DPF regeneration mode = Off
 10 Sec.
  • Continuous
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0402  EGR "A" Flow Excessive Detected Exhaust Gas Recirculation Excessive Flow Detected Ratio of modeled and measured air mass flow > 1.3
  • EGR valve closed = 100%
  • Throttle valve signal > 94%
  • Engine speed, > 1100 - 2500 rpm
  • Boost pressure = 50 - 200 kPa
  • ECT = 60 - 110 °C
  • Ambient pressure > 50 kPa
  • Fuel quantity > 0.5 mg/stroke
 5 Sec.
  • Continuous
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0403 EGR "A" Control Circuit/Open Exhaust Gas Recirculation Circuit
  • Diagnostic signal from power stage (Out 1) > 0.8 and 2.0 V (Out 2)
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Diagnostic signal from power stage > 5 or < 3.4 V
  • Control deviation> 10%
  • Actual position > 17%
  • Power stage = on or off (dependent on diagnostic run)
  • 480.0 - 4, 000.0 ms (dependent on diagnostic run)
  • Continuous
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0404 EGR "A" Control Circuit Range/Performance Exhaust Gas Recirculation Control Circuit Range/Performance
  • Control deviation > 10%
  • Actual position > 17%
  • Cold start strategy = active
  • 5, 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0405 EGR Sensor "A" Circuit Low Exhaust Gas Recirculation Sensor Circuit Low
  • Position sensor signal < 210.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0406 EGR Sensor "A" Circuit High Exhaust Gas Recirculation Sensor Circuit High
  • Position sensor signal >= 4, 690.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0420  Catalyst System Efficiency Below Threshold Bank 1 Catalyst System Bank 1 Efficiency Below Threshold
  • Ratio of measured and modeled heat < 0.3
  • Modeled catalyst temp. > 210° C
  • Modeled heat quantity flow > 1, 600 W
  • Integrated post injection >= 60 g within 300.0 s
  • Time until integrated post injection rate >= 60 g but less than 300.0 s
  • Immediate
 -- Check the Three Way Catalytic Converter (TWC). Refer to THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
P046C EGR Sensor "A" Circuit Range/Performance Exhaust Gas Recirculation Sensor Circuit Range/Performance
  • Position sensor signal > 4310 and < 4, 690.0 mV
  • ECT > -20° C
  • 200.0 ms
  • 2 DCY
 -- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P050A Cold Start Idle Control System Performance Cold Start Idle Air Control System Performance
  • Idle speed control deviation more than 10% under or 10% above desired idle speed
  • Engine running
  • ECT -7.04 - 108.94° C
  • Vehicle speed < 1 km/h
  • APP = 0%
  • Cold start emission reduction active
  • 1, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check for any TSB's that may apply to this fault. If multiple codes are set, perform diagnosis for any fuel system, engine speed sensor, MAF, EGR, APP or MAP related faults first.-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .-- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P050E Cold Start Engine Exhaust Temperature Too Low Cold Start Engine Exhaust Temperature Too Low
  • Exhaust gas temperature < 100° C
  • Modeled exhaust gas heat quantity > 100 kJ
  • Ambient temp > -40° C
  • Once / DCY
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P0501 Vehicle Speed Sensor "A" Circuit Range/Performance Vehicle Speed Sensor Performance
  • Vehicle speed < 4 km/h
  • Engine speed = 850 - 4, 520 RPM
  • ECT > 40° C
  • Fuel cutoff = active
  • 3.0 s
  • 2 DCY
 -- Check the vehicle speed signal input. Refer to VEHICLE SPEED SIGNAL, CHECKING .
P0502 Vehicle Speed Sensor "A" Circuit Low Vehicle Speed Sensor Circuit Low
  • Sensor signal failure
  
  • Continuous
  • 2 DCY
 -- Check the vehicle speed signal input. Refer to VEHICLE SPEED SIGNAL, CHECKING .
P0506 Idle Control System RPM - Lower Than Expected Idle Control System RPM Lower than Expected
  • Control deviation < 10%
  • ECT > -7.04° C and < 106.94° C
  • Veh speed < 1 km/h
  • Accelerator pedal position = 0
  • 25, 000.0 ms
  • 2 DCY
 -- Check for any TSB's that may apply to this fault. If multiple codes are set, perform diagnosis for any fuel system, engine speed sensor, MAF, EGR, APP, Throttle control or MAP related faults first.-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P0507 Idle Control System RPM - Higher Than Expected Idle Control System RPM Higher than Expected
  • Control deviation > 10%
  • ECT > -7.04° C and < 106.94° C
  • Veh speed < 1 km/h
  • Accelerator pedal position = 0
  • 25, 000.0 ms
  • 2 DCY
 -- Check for any TSB's that may apply to this fault. If multiple codes are set, perform diagnosis for any fuel system, engine speed sensor, MAF, EGR, APP, Throttle control or MAP related faults first.-- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P052F Glow Plug Control Module 1 System Voltage Glow Plug Control Module System Voltage
  • Error message from glow control unit
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0544 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 1 Exhaust Gas Temperature Sensor Circuit - Bank 1
  • Signal voltage < 330.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P0545 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 1 Exhaust Gas Temperature Sensor Circuit - Bank 1 Low
  • Signal voltage > 1, 652.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P06BA Cylinder 2 Glow Plug Circuit Range/Performance Cylinder 2 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06BB Cylinder 3 Glow Plug Circuit Range/Performance Cylinder 3 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06BC Cylinder 4 Glow Plug Circuit Range/Performance Cylinder 4 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06BD Cylinder 5 Glow Plug Circuit Range/Performance Cylinder 5 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06BE Cylinder 6 Glow Plug Circuit Range/Performance Cylinder 6 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06B9 Cylinder 1 Glow Plug Circuit Range/Performance Cylinder 1 Glow Plug Circuit Range/Performance
  • Glow plug resistance (between 4.0 - 9.0 s) < 0.3 Ω
  • Glow plug resistance (between 9.0 - 14.0 s) < 0.4 Ω
  • Glow plug resistance (after 14.0 s) < 0.5 Ω
  • Glow plug resistance anytime > 1.2 Ω
  • Glow system = active
  • 2.0 s
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06E5 Glow Plug Control Module 1 Performance Glow Plug Control Module Performance
  • Calculated ground offset >= 1.75 V or < = -1.75 V
  • Glow system active
  • 1.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P06FE Cold Start Diesel Intake Air Flow Control Performance Cold Start Diesel Intake Air Flow Control Performance
  • Signal low
  • Cold start emission strategy active
  • 4.0 s
  • Continuous
  • 2 DCY
 -- Check the Mass Airflow Sensor -G70-. Refer to Mass Airflow Sensor -G70-, CHECKING .-- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P0604 Internal Control Module Random Access Memory (RAM) Error Internal Control Module Random Access Memory (RAM) Error
  • Read/write error bit set
  
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0605 Internal Control Module Read Only Memory (ROM) Error Internal Control Module Read Only Memory (ROM) Error
  • Internal self test failed
  
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0606 Control Module Processor Internal Control Module Memory Check Sum Error
  • ECM internal self test failed
  • RAM error in memory
  • Injection condition = injector on
  • Initialization phase of ECU
  • 480.0 ms or 40 revolutions
  • Continuous
  • 2 DCY
 -- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0607 Control Module Performance Control Module Performance
  • Oxygen sensor adaptation > 0.2 V or < -0.2 V
  • Internal communication failed
  • Supply voltage for IC < 9.0 V
  • Or
  • Sensor voltage < 0.265 V or > 3.9 V
  • Oxygen sensor raw signal calibration = active
  • Dew point exceeded
  • 200.0 ms - 2.0 s
  • Continuous
  • 2 DCY
 -- Check for any sensor or voltage related codes first and repair as necessary. If no other codes have set:-- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0634 Control Module Internal Temperature "A" Too High ECM Internal Temperature Too High
  • Current over-temperature diagnostic signal from output driver
  • Output driver on state or not applicable
  • 0.48 s
  • Continuous
  • 2 DCY
 -- Check for any sensor or voltage related codes first and repair as necessary. If P0634 resets:-- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0638 Throttle Actuator Control Range/Performance Bank 1 Throttle Actuator Control Bank 1 Range/Performance
  • Diagnostic signal = low state
  
  • 480.0 ms
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P064C Glow Plug Control Module 1 Glow Plug Control Module
  • Received incorrect number of cylinders or glow plug type is unequal to ECU application = error bit
  • Glow system = active
  • 1.0 - 3.0 s
  • Continuous
  • 2 DCY
 -- Check for correct ECM software installed.-- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0641 Sensor Reference Voltage "A" Circuit/Open Sensor Reference Voltage "A" Circuit/Open
  • Voltage supply < 4.7 V or > 5.3 V
  
  • 50.0 ms
  • Continuous
  • 2 DCY
 -- Perform diagnosis on any sensor voltage high or low codes first. Doing so will ensure that there is no shorted circuit or sensor causing this voltage code to set. If no other codes have set:-- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P0651 Sensor Reference Voltage "B" Circuit/Open Sensor Reference Voltage "B" Circuit/Open
  • Voltage supply < 4.7 V or > 5.3 V
  
  • 50.0 ms
  • Continuous
  • 2 DCY
 -- Perform diagnosis on any sensor voltage high or low codes first. Doing so will ensure that there is no shorted circuit or sensor causing this voltage code to set. If no other codes have set:-- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P066A Cylinder 1 Glow Plug Control Circuit Low Cylinder 1 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P066C Cylinder 2 Glow Plug Control Circuit Low Cylinder 2 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P066E Cylinder 3 Glow Plug Control Circuit Low Cylinder 3 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067A Cylinder 4 Glow Plug Control Circuit Low Cylinder 4 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067B Cylinder 4 Glow Plug Control Circuit High Cylinder 4 Glow Plug Control Circuit High
  • Error message from glow control unit
  • Glow system active
  • 750.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067C Cylinder 5 Glow Plug Control Circuit Low Cylinder 5 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067D Cylinder 5 Glow Plug Control Circuit High Cylinder 5 Glow Plug Control Circuit High
  • Error message from glow control unit
  • Glow system active
  • 750.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067E Cylinder 6 Glow Plug Control Circuit Low Cylinder 6 Glow Plug Control Circuit Low
  • Glow current >= 70.0 A
  • Glow system active
  • 2.0
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P067F Cylinder 6 Glow Plug Control Circuit High Cylinder 6 Glow Plug Control Circuit High
  • Error message from glow control unit
  • Glow system active
  • 750.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0671 Cylinder 1 Glow Plug Circuit/Open Cylinder 1 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0672 Cylinder 2 Glow Plug Circuit/Open Cylinder 2 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0673 Cylinder 3 Glow Plug Circuit/Open Cylinder 3 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0674 Cylinder 4 Glow Plug Circuit/Open Cylinder 4 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0675 Cylinder 5 Glow Plug Circuit/Open Cylinder 5 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0676 Cylinder 6 Glow Plug Circuit/Open Cylinder 6 Glow Plug Circuit
  • Glow current <= 2.20 A
  • Glow system = active
  • 8.0 s
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0683 Glow Plug Control Module 1 to PCM Communication Circuit Glow Plug Control Module to PCM Communication Circuit
  • LIN message no feedback
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
P0697 Sensor Reference Voltage "C" Circuit/Open Sensor Reference Voltage "C" Circuit/Open
  • Voltage supply < 4.7 V or > 5.3 V
  
  • 50.0 ms
  • Continuous
  • 2 DCY
 -- Perform diagnosis on any sensor voltage high or low codes first. Doing so will ensure that there is no shorted circuit or sensor causing this voltage code to set. If no other codes have set:-- Replace the Engine Control Module -J623-. Refer to appropriate Service Information.
P1419 Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Short Circuit To B+ Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Short Circuit To Voltage
  • Diagnostic signal from power stage > 1.5 A
  • Power stage = on state
  • 480.0 ms
  • Signal voltage < 162.0 mV
 -- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P146D Acknowledgment Of Heating 1 For Reducing Agent Short Circuit To B+ Heater 1 For Reducing Agent Short Circuit To Voltage
  • Signal voltage > 3, 270.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P146F Acknowledgment Of Heating 2 For Reducing Agent Short Circuit To B+ Heater 2 for Reducing Agent Short Circuit To Voltage
  • Signal voltage > 2, 900.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P148F Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Electrical Error Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Electrical Malfunction
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P1499 Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Open Circuit/Short Circuit To Ground Exhaust Gas Recirculation Cooler Switch-Over Valve 2 Open Circuit/Short Circuit To Ground
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P150A Engine Off Timer Performance Engine Off Timer Performance
  • ECM time - IPC time > 12.0 s
  • Engine off
  • Ignition on
  • 1.0 s
  • 2 DCY
 -- Check ALL power and grounds at the ECM. Refer to the wiring diagrams for location at the ECM. The ECM must have a battery power supply when the key is off to run the timer and system checks. If power and grounds are present, replace the ECM. Refer to appropriate Service Information.
P20A0 Reductant Purge Control Valve "A" Circuit /Open Reducing Agent Purge Control Valve Circuit Open
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Reversing Valve -N473-. Refer to Reducing Agent Reversing Valve -N473-, CHECKING .
P20A2 Reductant Purge Control Valve "A" Circuit Low Reducing Agent Purge Control Valve Circuit Low
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Reversing Valve -N473-. Refer to Reducing Agent Reversing Valve -N473-, CHECKING .
P20A3 Reductant Purge Control Valve "A" Circuit High Reducing Agent Purge Control Valve Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Reversing Valve -N473-. Refer to Reducing Agent Reversing Valve -N473-, CHECKING .
P20BB Reductant Heater "A" Control Circuit Low Reducing Agent Heater 1 Control Circuit Low
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20BC Reductant Heater "A" Control Circuit High Reducing Agent Heater 1 Control Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20BD Reductant Heater "B" Control Circuit/Open Reducing Agent Heater 2 Control Circuit/Open
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20B5 Reductant Metering Unit Heater Control Circuit/Open Reducing Agent Metering Unit Heater Control Circuit/Open
  • Current during heating < 2.0 A
  • Heating = on
  • 1, 000.0 ms
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20B7 Reductant Metering Unit Heater Control Circuit Low Reducing Agent Metering Unit Heater Control Circuit Low
  • Max. power at engagement < 5.0 A
  • Time since engagement > 10.0 s
  
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20B8 Reductant Metering Unit Heater Control Circuit High Reducing Agent Metering Unit Heater Control Circuit High
  • Conductance > 0.521 s
  • Heating = on
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20B9 Reductant Heater "A" Control Circuit/Open Reducing Agent Heater 1 Control Circuit/Open
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20C0 Reductant Heater "B" Control Circuit High Reducing Agent Heater 2 Control Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Line Heater (Heating Circuit 2) -Z104-. Refer to Reducing Agent Line Heater (Heating Circuit 2) -Z104-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P20EE  SCR NOx Catalyst Efficiency Below Threshold Bank 1 SCR NOx Catalyst Efficiency Below Threshold Bank 1
  • Difference between calculated and measured efficiency > 0.3 [-]
  • Status NOx sensor downstream = ready
  • Status NOx sensor upstream = ready
  • Urea dosing = active
  • Adaptation = not active
  • DPF regeneration = not active
  • SCR Catalyst temp gradient < 0.2 - 0.34 K/s
  • SCR catalyst modeled temp. = 240 - 350° C
  • NOx concentration upstream < 1, 500 ppm
  • Integrated NOx Mass flow upstream >= 0.4 g
  • 2 DCY
 -- If a NOx sensor code is also present, diagnose that code first. Check the Reducing Agent (AdBlue®) Quality. Refer to REDUCING AGENT (ADBLUE®) CONSUMPTION OR QUALITY CHECKING .-- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .-- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P20E8 Reductant Pressure Too Low Reducing Agent Pressure Too Low
  • Pressure built up for 45 attempts < 3, 500 hPa
  • Or
  • Actual pressure < 3, 000 hPa or target - actual pressure > 1, 500 hPa
  • SCR system state = pressure control
  • Or
  • SCR system state = metering control
  • 100.0 s or 500.0 ms
  • 2 DCY
 -- Check the Reducing Agent Metering System Pressure Sensor -G686-. Refer to Reducing Agent Metering System Pressure Sensor -G686-, CHECKING .
P20E9 Reductant Pressure Too High Reducing Agent Pressure Too High
  • Pressure at dosing end > 500 hPa after 10.0 s
  • Or
  • Actual pressure > 7, 900 hPa or target - actual pressure < -1, 500 hPa
  • SCR system state = pressure reduction
  • Or
  • SCR system state = metering control
  • 10, 000.0 ms
  • Or
  • 5, 000.0 ms
  • 2 DCY
 -- Check the Reducing Agent Metering System Pressure Sensor -G686-. Refer to Reducing Agent Metering System Pressure Sensor -G686-, CHECKING .
P20F4 Reductant Consumption Too Low Reducing Agent Consumption Too Low
  • SCR adaptive value >= 1.79
  • Adaptation completed
  • 1 Adaptation
  • Immediate
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .-- Check for a stuck open reducing agent injector.-- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P20F5 Reductant Consumption Too High Reducing Agent Consumption Too High
  • SCR adaptive value <= 0.51
  • Adaptation completed
  • 1 Adaptation
  • Immediate
  • 2 DCY
 -- Check the Reducing Agent (AdBlue®) Quality. Refer to REDUCING AGENT (ADBLUE®) CONSUMPTION OR QUALITY CHECKING .-- Check for a stuck closed or restricted reducing agent injector-- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P2002  Particulate Filter Efficiency Below Threshold Bank 1 Particulate Trap Bank 1 Efficiency Below Threshold
  • Differential pressure < f (volumetric flow rate, soot load)
  • Or
  • Differential pressure < f (volumetric flow rate)
  • Calculated temperature of diesel particulate filter between 250 - 450° C
  • Calculated DPF loading > 11 g
  • Exhaust gas flow rate < 300 (m3/h)
  • T ambient (T1) > -7° C
  • Or
  • Exhaust volumetric flow rate > 400 (m3/h)
  • Delta exhaust volumetric flow rate < (20) (m3/h)s
  • Within 1.0 s time period
  • 2.0 s
  • 2 DCY
  • Or
  • Immediate
 -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING .-- If the pressure sensors are OK, a Service Bay Regeneration should be performed using a VAS 5052 (available for rental) or equivalent scan tool.
P2004 Intake Manifold Runner Control Stuck Open Bank 1 Intake Manifold Runner Control Bank 1 Stuck Open
  • Control deviation > 10%
  • Actual position <= 40%
  
  • 14, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2005 Intake Manifold Runner Control Stuck Open Bank 2 Intake Manifold Runner Control Bank 2 Stuck Open
  • Control deviation > 10%
  • Actual position <= 40%
  
  • 14, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2006 Intake Manifold Runner Control Stuck Closed Bank 1 Intake Manifold Runner Control Bank 1 Stuck Closed
  • Control deviation > 10%
  • Actual position > 40%
  
  • 14, 000 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2007 Intake Manifold Runner Control Stuck Closed Bank 2 Intake Manifold Runner Control Bank 2 Stuck Closed
  • Control deviation > 10%
  • Actual position > 40%
  
  • 14, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2008 Intake Manifold Runner Control Circuit/Open Bank 1 Intake Manifold Runner Control Bank 1 Stuck Open
  • Diagnostic signal from power stage > 0.8 V (output 1) and < 2.0 V (output 2)
  • Or
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Or
  • Diagnostic signal from power stage > 5.0 V or < 3.4 V
  • Power stage = off state
  • Or
  • Power stage = on state
  • 600.0 ms
  • Continuous
  • Or
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2009 Intake Manifold Runner Control Circuit Low Bank 1 Intake Manifold Runner Bank 1 Control Circuit Low
  • Diagnostic signal from power stage 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2010 Intake Manifold Runner Control Circuit High Bank 1 Intake Manifold Runner Control Circuit High, Bank 1
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2011 Intake Manifold Runner Control Circuit/Open Bank 2 Intake Manifold Runner Bank 2 Control Circuit Stuck Open
  • Diagnostic signal from power stage > 0.8 V (output 1) and < 2.0 V (output 2)
  • Or
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Or
  • Diagnostic signal from power stage > 5.0 V or < 3.4 V
  • Power stage = off state
  • Or
  • Power stage = on state
  • 600.0 ms
  • Continuous
  • Or
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2012 Intake Manifold Runner Control Circuit Low Bank 2 Intake Manifold Runner Bank 2 Control Circuit Low
  • Diagnostic signal from power stage 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2013 Intake Manifold Runner Control Circuit High Bank 2 Intake Manifold Runner Bank 2 Control Circuit High
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2015 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1 Intake Manifold Runner Position Sensor Circuit Range/Performance
  • Position sensor signal < 3, 550.0 mV
  • Position sensor signal > 1, 450.0 mV
  • Or
  • Position sensor signal > 550.0 mV and < 250.0 mV
  • Or
  • Position sensor signal > 4, 450.0 mV and < 4, 750.0 mV
  • ECT > -30° C and < 120° C
  • IAT > 0 and < 80° C
  • 200.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 1 Intake Manifold Runner Position Sensor Circuit Low
  • Position sensor signal <= 250.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P2017 Intake Manifold Runner Position Sensor/Switch Circuit High Bank 1 Intake Manifold Runner Position Sensor Circuit High
  • Position sensor signal >= 4, 750.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit -GX14-. Refer to Intake Flap Control Unit -GX14-, CHECKING .
P202A Reductant Tank Heater Control Circuit/Open Reducing Agent Tank Heater Control Circuit/Open
  • Current during heating < 2.0 A
  • Heating = on
  • 1, 000.0 ms
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P202B Reductant Tank Heater Control Circuit Low Reducing Agent Tank Heater Control Circuit Low
  • Max. power at engagement < 3.0 W
  • Time since engagement > 10.0 s
  
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P202C Reductant Tank Heater Control Circuit High Reducing Agent Tank Heater Control Circuit High
  • Max. power at engagement > 14.0 W
  • Time since engagement > 10.0 s
  
  • 2 DCY
 -- Check the Reducing Agent Tank Heater (Heating Circuit 1) -Z102-. Refer to Reducing Agent Tank Heater (Heating Circuit 1) -Z102-, CHECKING .-- Check the Reducing Agent Heater Control Module -J891-. Refer to Reducing Agent Heater Control Module -J891-, CHECKING .
P2020 Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2 Intake Manifold Runner Position Sensor Circuit Bank 2 Range/Performance
  • Position sensor signal < 3, 550.0 mV
  • Position sensor signal > 1, 450.0 mV
  • Or
  • Position sensor signal > 550.0 mV and < 250.0 mV
  • Or
  • Position sensor signal > 4, 450.0 mV and < 4, 750.0 mV
  
  • 200.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2021 Intake Manifold Runner Position Sensor/Switch Circuit Low Bank 2 Intake Manifold Runner Position Sensor Circuit Bank 2 Low
  • Position sensor signal <= 250.0 mV
  
  • 480.0 s
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P2022 Intake Manifold Runner Position Sensor/Switch Circuit High Bank 2 Intake Manifold Runner Position Sensor Circuit Bank 2 High
  • Position sensor signal >= 4, 750.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Intake Flap Control Unit 2 -GX15-. Refer to Intake Flap Control Unit 2 -GX15-, CHECKING .
P203A Reductant Level Sensor "A" Circuit Low Reducing Agent Level Sensor Circuit
  • PWM signal < 15%
  • Or
  • PWM signal > 85%
  • SCR tank temperature > -3° C
  • If SCR tank temp < -3° C then defrosting urea tank = done
  • Time until release of metering unit heating < 600.0 s
  • 50.0 ms
  • 2 DCY
 -- Check the Reducing Agent Reservoir Processing Unit -G698- / Reducing Agent Reservoir Sensor -G697-. Refer to Reducing Agent Reservoir Processing Unit -G698- / Reducing Agent Reservoir Sensor -G697-, CHECKING .
P203B Reductant Level Sensor "A" Circuit Range/Performance Reducing Agent Level Sensor Circuit Range/Performance
  • PWM signal = 31 - 41%
  • Or
  • PWM signal = 15 - 30%
  • SCR tank temperature > -3° C
  • If SCR tank temp < -3° C then defrosting urea tank = done
  • Time until release of metering unit heating < 600.0 s
  • 50.0 ms
  • 2 DCY
 -- Check the Reducing Agent Reservoir Processing Unit -G698- / Reducing Agent Reservoir Sensor -G697-. Refer to Reducing Agent Reservoir Processing Unit -G698- / Reducing Agent Reservoir Sensor -G697-, CHECKING .
P2031 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 2 Exhaust Gas Temperature Sensor 2 Circuit
  • Signal voltage > 1, 652.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2032 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 2 Exhaust Gas Temperature Sensor 2 Circuit Low
  • Signal voltage < 330.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P204A Reductant Pressure Sensor Circuit Reducing Agent Pressure Sensor Circuit
  • Signal voltage < 200.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Metering System Pressure Sensor -G686-. Refer to Reducing Agent Metering System Pressure Sensor -G686-, CHECKING .
P204B Reductant Pressure Sensor Circuit Range/Performance Reducing Agent Pressure Sensor Circuit Range/Performance
  • Signal voltage > 4, 800.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Metering System Pressure Sensor -G686-. Refer to Reducing Agent Metering System Pressure Sensor -G686-, CHECKING .
P204D Reductant Pressure Sensor Circuit High Reducing Agent Pressure Sensor Circuit High
  • Actual pressure before pressure build up > 500 hPa
  • T6 > 100° C
  • Ambient temperature > -3° C
  • Urea tank temperature > -7° C
  • Engine speed > 800 RPM
  • 200.0 ms
  • 2 DCY
 -- Check the Reducing Agent Metering System Pressure Sensor -G686-. Refer to Reducing Agent Metering System Pressure Sensor -G686-, CHECKING .
P2047 Reductant Injection Valve Circuit/Open Bank 1 Unit 1 Reducing Agent Injection Valve Circuit Open
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 48.0 s
  • 2 DCY
 -- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P2048 Reductant Injection Valve Circuit Low Bank 1 Unit 1 Reducing Agent Injection Valve Circuit Low
  • Diagnostic signal from power stage < 2.97 V
  • Or
  • Analog measure < 2.8 V
  • Power stage = off state
  • Or
  • Power stage = on state
  • 48.0 s
  • 2 DCY
 -- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P2049 Reductant Injection Valve Circuit High Bank 1 Unit 1 Reducing Agent Injection Valve Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Or
  • Analog measure < 200.0 mA
  • Power stage = on state
  • 48.0 s
  • 2 DCY
 -- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P205A Reductant Tank Temperature Sensor "A" Circuit Reducing Agent Tank Temperature Sensor Circuit
  • Signal voltage > 3, 100.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Temperature Sensor -G685-. Refer to Reducing Agent Temperature Sensor -G685-, CHECKING .
P205B Reductant Tank Temperature Sensor "A" Circuit Range/Performance Reducing Agent Tank Temperature Sensor Circuit Range/Performance
  • Absolute value of temperature difference to ECT > 30 K
  • Engine off time > 9.0 hr
  • Rising of urea temperature within 25 minutes < 1.5 K
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Temperature Sensor -G685-. Refer to Reducing Agent Temperature Sensor -G685-, CHECKING .
P205C Reductant Tank Temperature Sensor "A" Circuit Low Reducing Agent Tank Temperature Sensor Circuit Low
  • Signal voltage < 200.0 mV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Temperature Sensor -G685-. Refer to Reducing Agent Temperature Sensor -G685-, CHECKING .
P207F Reductant Quality Performance Reducing Agent Quality Performance
  • 0.5 calculated efficiency
  • Upstream and downstream NOx sensors ready
  • Urea dosing active
  • Adaptation, DPF regen. not active
  • SCR catalyst temp gradient < 0.2 - 0.34 K/s
  • Continuous
  • 2 DCY
 -- This code will set after a refill event (based on fluid level change) and ECM does not see a change in NOx during dosing. Check fluid in tank for contamination, wrong color (AD Blue is clear in color) or foreign substance used in refill. Also when AD Blue is stale, it will have an ammonia odor. Fresh AD Blue is nearly odorless. Drain tank completely and refill with fresh AD Blue if contamination is present.-- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P208A Reductant Pump "A" Control Circuit/Open Reducing Agent Pump Control Circuit/Open
  • Deviation between actual and nominal control value > 0.75%
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Pump -V437-. Refer to Reducing Agent Pump -V437-, CHECKING .
P208C Reductant Pump "A" Control Circuit Low Reducing Agent Pump Control Circuit Low
  • Diagnostic signal from power stage permanently < 0.46 uV
  
  • 480.0 mSec.
  • s
  • 2 DCY
 -- Check the Reducing Agent Pump -V437-. Refer to Reducing Agent Pump -V437-, CHECKING .
P208D Reductant Pump "A" Control Circuit High Reducing Agent Pump Control Circuit High
  • Diagnostic signal from power stage permanently > 0.6 uV
  
  • 480.0 ms
  • 2 DCY
 -- Check the Reducing Agent Pump -V437-. Refer to Reducing Agent Pump -V437-, CHECKING .
P208E Reductant Injection Valve Stuck Closed Bank 1 Unit 1 Reducing Agent Injection Valve Stuck Closed Bank 1 Unit 1
  • Missing number of signal peaks > 50 [-]
  • Urea dosing = active
  • Ambient pressure = 700 - 1, 300 hPa
  • SCR urea pressure = 3, 500 - 6, 500 hPa
  • Dosing valve coil temperature = 10 - 20° C
  • 25.0 - 500.0 s
  • 2 DCY
 -- Check the Reducing Agent Injector -N474-. Refer to Reducing Agent Injector -N474-, CHECKING .
P2080 Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 1 Exhaust Gas Temperature Sensor Circuit Range/Performance
  • Temperature difference to temp EGR T3, T4, T5, T6 > 60 K
  • Or
  • Mean value of modeled to measured T4 > 100 K
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2084 Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 2 Exhaust Gas Temperature Sensor 2 Circuit Range/Performance
  • Temperature difference to temp EGR T3, T4, T5, T6 > 60 K
  • Or
  • Mean value of modeled to measured T3 > 100 K
  • Engine off time > 9.0 hr
  • Decrease of IAT and T2 < 5 K at > 25 mph for 20.0 s
  • Decrease of AAT after engine start < 5 K for 60.0 s
  • 20.0 s with speed above 25 mph
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2100 Throttle Actuator "A" Control Motor Circuit/Open Throttle Actuator Control Motor Circuit/Open
  • Signal from power stage > 3.26 V and < 5.40 V
  • Power stage = off state
  • During ECM keep alive time
  • Continuous
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P2101 Throttle Actuator "A" Control Motor Circuit Range/Performance Throttle Actuator Control Motor Circuit Range/performance
  • Signal = no change
  
  • ECM initialization time
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P2102 Throttle Actuator "A" Control Motor Circuit Low Throttle Actuator Control Motor Circuit Low
  • Signal from power stage <= 3.26 V
  • Power stage = off state
  • During ECM keep alive time
  • Continuous
  • 2 DCY
 -- Check the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, CHECKING .
P2103 Throttle Actuator "A" Control Motor Circuit High Throttle Actuator Control Motor Circuit High
  • Signal from power stage > 1.50 V and > 50.0 mA
  • Power stage = on state
  • 480.0 ms.
  • Continuous
  • 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 Pedal Position Sensor D Circuit Low Input
  • Signal voltage < 0.646 V
  
  • 200.0 ms
  • 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 Pedal Position Sensor D Circuit High Input
  • Signal voltage > 4.889 V
  
  • 200.0 ms
  • 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 Pedal Position Sensor E Circuit Low Input
  • Signal voltage < 0.276 V
  
  • 200.0 ms
  • 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 Pedal Position Sensor E Circuit High Input
  • Signal voltage > 2.644 V
  
  • 200.0 ms
  • 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 Pedal Position Sensor D/E Circuit Voltage Correlation
  • Signal voltage sensor 1 vs. sensor 2 > 143.0 - 260.0 mV
  • Signal voltage sensor 1 > 445.0 mV
  • Sensor 2 > 445.0 mV
  • Limp in mode = inactive
  • 430.0 ms
  • 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 Fuel Injector Group "A" Supply Voltage Circuit Open
  • Diagnostic signal from power stage = internal signal
  • Injection signal = injector on
  • 4 injections
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P2149 Fuel Injector Group "B" Supply Voltage Circuit/Open Fuel Injector Group "C" Supply Voltage Circuit/Open
  • Diagnostic signal from power stage = internal signal
  • Injection signal = injector on
  • 4 injections
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P2152 Fuel Injector Group "C" Supply Voltage Circuit/Open Fuel Injector Group "C" Supply Voltage Circuit/Open
  • Diagnostic signal from power stage = internal signal
  • Injection signal = injector on
  • 4 injections
  • Continuous
  • 2 DCY
 -- Check the Fuel Injectors --. Refer to Fuel Injectors --, CHECKING .
P2184 Engine Coolant Temperature Sensor 2 Circuit Low Engine Coolant Temperature Sensor 2 Circuit Low
  • Signal voltage < 162.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING .
P2185 Engine Coolant Temperature Sensor 2 Circuit High Engine Coolant Temperature Sensor 2 Circuit High
  • Signal voltage > 3, 255.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING .
P2195  O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 O2 Sensor Signal Stuck Lean Bank 1 Sensor 1
  • Measured oxygen concentration @ fuel cutoff > 25.6%
  • Or
  • Measured oxygen concentration @ part load > (calculated) 6.5%
  • Engine in fuel cutoff
  • EGR valve closed
  • Heater control = active
  • DPF regeneration = not active
  • Air mass > 250 mg/stroke
  • Integrated air mass flow > 180 g
  • Engine speed > 1, 100 RPM
  • Or
  • Heater control = active
  • DPF regeneration = not active
  • Fuel mass < 5 - 14 mg/stroke
  • Air mass > 250 mg/stroke
  • Integrated air mass flow > 180 g
  • Engine speed 630 - 850 RPM
  • 5.0 - 10.0 s
  • Continuous
  • Or
  • 20.0 - 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 .
P2196  O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 O2 Sensor Signal Stuck Rich Bank 1 Sensor 1
  • Measured oxygen concentration @ fuel cutoff > 14.7%
  • Engine in fuel cutoff
  • EGR valve closed
  • Heater control active
  • DPF regeneration inactive
  • Air mass > 250 mg/stroke
  • Integrated air mass flow > 180g
  • Engine speed > 1100 rpm
  • 5.0 - 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 .
P22A0 NOx Sensor Circuit Low Bank 1 Sensor 2 NOx Sensor Bank 1 Sensor 2 Circuit Low
  • NOx value < -105 ppm
  • Dew point exceeded
  • NOx control = active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P22A1 NOx Sensor Circuit High Bank 1 Sensor 2 NOx Sensor Bank 1 Sensor 2 Circuit High
  • NOx value > 1, 655 ppm
  • Dew point exceeded
  • NOx control = active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P220A NOx Sensor Supply Voltage Circuit Bank 1 Sensor 1 NOx Sensor Supply Voltage Bank 1 Sensor 1 Circuit
  • Sensor supply voltage > 1.5 or < 12.0 V
  • Dew point exceeded
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P220B NOx Sensor Supply Voltage Circuit Bank 1 Sensor 2 NOx Sensor Supply Voltage Bank 1 Sensor 2 Circuit
  • Sensor supply voltage > 1.5 or < 12.0 V
  • Dew point exceeded
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2200 NOx Sensor Circuit Bank 1 Sensor 1 NOx Sensor Bank 1 Sensor 1 Circuit
  • Exhaust temperature upstream SCR = 100 - 600° C
  • Dew point exceeded
  • Measured A/F ratio (O2S) > 1 [-]
  • NOx control = 1st activation
  • Exhaust temperature upstream SCR 100 - 600° C
  • Steady state condition (actual filtered A/F ratio) O2S < 0 - 0.2 for 5.0 s
       -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2201  NOx Sensor Circuit Range/Performance Bank 1 Sensor 1 NOx Sensor Circuit Range/Performance Bank 1 Sensor 1
  • NOx 40 - 70%, time > 5.0 s or 40% value not reached within 7.0 s
  • Ratio > 3 or < -0.75
  • Average NOx offset value > 50 or < -30 ppm
  • NOx sensor heater control = active
  • Fuel cutoff = active
  • DPF regeneration = not active
  • Time since last DPF regeneration > 60.0 s
  • Fuel quantity > 10 mg/stroke
  • Air mass = 250 - 450 mg/stroke
  • EGR sensor closed or position 70 - 90%
  • Engine speed 1, 300 - 1, 800 RPM
  • ECT > 65° C
  • Exhaust gas temp upstream catalyst > 80° C
  • Time since engine start > 120.0 s
  • Calculated NOx value = 50 - 250 ppm
  • Ambient temp = 7 - 50° C
  • Zero fuel calibration = not active
  • 6.0 - 7.5 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2202 NOx Sensor Circuit Low Bank 1 Sensor 1 NOx Sensor Bank 1 Sensor 1 Circuit Low
  • NOx value < -105 ppm
  • Dew point exceeded
  • NOx control = active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2203 NOx Sensor Circuit High Bank 1 Sensor 1 NOx Sensor Bank 1 Sensor 1 Circuit High
  • NOx value > 1, 655 ppm
  • Dew point exceeded
  • NOx control = active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2237 O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 O2 Sensor Positive Current Control Circuit Bank 1 Sensor 1 Open
  • Measured oxygen concentration < 0.005
  • Fuel cutoff = not active
  • Time since last fuel cutoff > 30.0 s
  • Calibration of internal resistance or O2 = not active
  • Modeled O2 concentration > 0.067 for 2.0 s
  • O2 heater temp > 720 and < 840° C
  • Dew point exceeded
  • Reference pump current = active
  • Oxygen pump current = active
  • Engine operation mode = normal for > 200.0 ms
  • Regeneration = not active
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2243 O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 O2 Sensor Reference Voltage Circuit Bank 1 Sensor 1 Open
  • O2S internal resistance > 3.0 V
  • Oxygen signal < -1.3 V or > 1.5 V
  • Fuel cutoff = not active
  • Time since last fuel cutoff > 30.0 s
  • Calibration of internal resistance or O2 = not active
  • Heater control = active for > 10.0 s
  • Dew point exceeded
  • 2.0 s
  • 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 O2 Sensor Negative Current Control Circuit Bank 1 Sensor 1 open
  • O2S internal resistance > 3.0 V
  • Oxygen signal > -0.1 V and < 0.1 V
  • Fuel cutoff = not active
  • Time since last fuel cutoff > 30.0 s
  • Calibration of internal resistance or O2 = not active
  • Heater control = active for > 10.0 s
  • Dew point exceeded
  • 2.0 s
  • Continuous
  • 2 DCY
 -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING .
P2263 Turbocharger/Supercharger Boost System Performance Turbocharger Boost System Performance
  • Control deviation > 8%
  
  • 3, 100.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P2279 MAP/MAF - Throttle Position Correlation Intake Air System Leak
  • Ratio of measured and modeled mass air flow < 0.45
  • Ambient pressure > 50 kPa
  • Engine speed 1, 000 - 4, 000 RPM
  • Boost pressure < 200 kPa
  • Fuel quantity > 0 mg/stroke
  • 3.0 s
  • 2 DCY
 -- Check the Charge Air Pressure Sensor -G31- in the Intake Manifold Sensor -GX9-. Refer to Intake Manifold Sensor -GX9-, CHECKING .
P229E NOx Sensor Circuit Bank 1 Sensor 2 NOx Sensor Bank 1 Sensor 2 Circuit
  • NOx sensor status ratio > 0.5
  • Exhaust temperature upstream SCR 100 - 600° C
  • Measured A/F ratio (O2S) > 1
  • NOx control = 1st activation
  • Dew point exceeded
  • Steady state condition (actual filtered A/F ratio (O2S)) 0 - 0.2 for > 5.0 s
  • 3.0 - 15.0 s
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P229F  NOx Sensor Circuit Range/Performance Bank 1 Sensor 2 NOx Sensor Circuit Range/Performance Bank 1 Sensor 2
  • Delta of NOx value downstream SCR <= 5 ppm after peak detection of NOx value upstream
  • Number of checks = 2 [-]
  • Or
  • Average NOx offset value > 50 or < -30 ppm
  • NOx sensor heaters = active
  • NOx sensor upstream rationality check = tested
  • Engine speed 1, 000 - 3, 500 RPM
  • Time since engine start = 120.0 s
  • Calculated exhaust gas mass flow < 150 kg/hr
  • Measured NOx value upstream < 175 ppm stable for 1.0 s
  • Calculated exhaust mass flow > 400 kg/hr
  • Or
  • Measured NOx value upstream > 600 ppm for 2.5 s
  • Zero fuel calibration = not active
  • 2 consecutive 5.5 s intervals
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
P2294 Fuel Pressure Regulator 1 Control Circuit/Open Fuel Pressure Regulator 2 Control Circuit
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 0.29 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .
P2295 Fuel Pressure Regulator 2 Control Circuit Low Fuel Pressure Regulator 2 Control Circuit Low
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 0.22 s
  • Continuous
  • 2 DCY
 -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .
P2296 Fuel Pressure Regulator 2 Control Circuit High Fuel Pressure Regulator 2 Control Circuit High
  • Diagnostic signal from power stage > 2.7 A
  • Power stage = on state
  • 0.29 Sec.
  • Continuous
  • 2 DCY
 -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .
P240F  EGR Slow Response EGR Slow Response
  • Calculated characteristical value (for positive gradients of desired air flow) > 70
  • Or
  • Calculated characteristical value (for negative gradients of desired air flow) > 50
  • Engine speed = 900 RPM
  • Fuel quantity = 6 - 40 mg/stroke
  • Ambient pressure > 74.5 kPa
  • ECT > 50° C
  • Ambient temp > -7° C
  • EGR valve 15 - 95%
  • Desired air mass < 800 mg/stroke
  • DPF regen = off
  • 15.0 s
  • Multiple
  • 2 DCY
 -- Check all intake ducts and connections for air leaks, including the suction and pressure side of the turbo. Any air leak will distort the calculated airflow numbers and set this fault.-- Check the EGR Valve 1 -GX5-. Refer to EGR Valve 1 -GX5-, CHECKING .
P242A Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3
  • Signal voltage > 1, 652.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P242B Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 3 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 Range/Performance
  • Temperature difference to EGR temp, T3, T4, T5, T6 > 60 K
  • Or
  • Mean value of modeled - measured T5 > 100 K
  
  • 300.0 s
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P242C Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3
  • Signal voltage < 330.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2425 EGR Cooling Valve Control Circuit/Open Exhaust Gas Recirculation Cooling Valve Control Circuit Open
  • Diagnostic signal from power stage > 4.5 V
  • Power stage = off state
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Switch-Over Valve -N345-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .-- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P2426 EGR Cooling Valve Control Circuit Low Exhaust Gas Recirculation Cooling Valve Control Circuit Low
  • Diagnostic signal from power stage < 2.97 V
  • Power stage = off state
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Switch-Over Valve -N345-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .-- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P2427 EGR Cooling Valve Control Circuit High Exhaust Gas Recirculation Cooling Valve Control Circuit High
  • Diagnostic signal from power stage > 2.2 A
  • Power stage = on state
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Switch-Over Valve -N345-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .-- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P244C  Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1 Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1
  • Time to closed loop 120.0 - 300.0 s
  • T5 < 350° C
  • Engine speed > 1, 500 RPM
  • Fuel mass > 15 mg/stroke
  • Regeneration with post injection = on
  • 10.0 - 300 s
  • Immediate
 -- If no Exhaust Gas Temperature Sensors -- codes are set, a Service Bay Regeneration should be performed using a VAS 5052 (available for rental) or equivalent scan tool with regeneration capability.
P245B  EGR Cooler Bypass Control Circuit Range/Performance Bank 1 Exhaust Gas Recirculation Cooler Bypass Control Circuit Range/Performance
  • Measured temperature < 0.8 [-]
  • Engine speed = 1, 200 - 2, 500 RPM
  • Delta engine speed = + -250 RPM
  • Fuel quantity = 9 - 80 mg/stroke
  • Delta fuel quantity = + -20 mg/stroke
  • EGR valve > 0 85%
  • Delta EGR valve = + -15%
  • EGR mass flow > 30 kg/hr
  • SCR temp > 150° C
  • EGR temp < 300° C
  • 11.0 s
  • 2 DCY
 -- Check the EGR Cooler Switch-Over Valve -N345-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .-- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P2452 Particulate Filter Pressure Sensor "A" Circuit Diesel Particulate Filter Differential Pressure Sensor Circuit
  • Sensor voltage > 4.9 V
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING .
P2453 Particulate Filter Pressure Sensor "A" Circuit Range/Performance Diesel Particulate Filter Differential Pressure Sensor Circuit Range/Performance
  • Pressure drop > 3 kPa or < -3 kPa
  • Engine off
  • 5.0 s
  • 2 DCY
 -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING .
P2454 Particulate Filter Pressure Sensor "A" Circuit Low Diesel Particulate Filter Differential Pressure Sensor Circuit Low
  • Sensor voltage < 0.2 V
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING .
P2458  Particulate Filter Regeneration Duration Bank 1 Diesel Particulate Filter Regeneration Duration
  • Time of regen duration > 3, 600.0 s
  • Regeneration = active
  • 1.0 - 3, 600.0 s
  • 2 DCY
 -- The diesel particulate filter (DPF) may have too much restriction due to age and buildup of contaminants. Perform a Service Regeneration. If the filter still shows a restriction, replacement of the DPF will be required. Refer to appropriate Service Information.
P2459  Particulate Filter Regeneration Frequency Bank 1 Diesel Particulate Filter Regeneration Frequency
  • Measured soot mass > f (volumetric flow rate) grams
  • Last regen successful
  • Actual regen = active
  
  • 2 DCY
 -- The diesel particulate filter (DPF) may have too much restriction due to age and buildup of contaminants. Perform a Service Regeneration. If the filter still shows a restriction, replacement of the DPF will be required. Refer to appropriate Service Information.
P246E Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4
  • Signal voltage > 1, 652.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P246F Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 1 Sensor 4 Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4 Range/Performance
  • Temperature difference to EGR temp, T3, T4, T5, T6 > 60 °K
  • Or
  • Mean value of modeled - measured T5 > 100 K
  
  • 300.0 s
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2463 Particulate Filter Restriction - Soot Accumulation Bank 1 Diesel Particulate Filter - Soot Accumulation
  • Calculated particulate matter trap loading > 40 g
  
  • 0.2 s
  • 2 DCY
 -- A Service Bay Regeneration must be performed using a VAS 5052 (available for rental) or equivalent scan tool.
P247A  Exhaust Gas Temperature Out of Range Bank 1 Sensor 3 Exhaust Gas Temperature Out of Range Bank 1 Sensor 3
  • Control deviation (T5) > 200 K or < -100 K
  • Regeneration with post injection = on
  • Temperature controller set value > 90 or < 10%
  • Fuel mass > 6 mg/stroke
  • Engine speed > 1, 000 RPM
  • T5 > 350° C
  • Temperature change T5 (absolute value) < 3 K/s
  • 50.0 - 120.0 s
  • Immediate
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2470 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4 Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4
  • Signal voltage < 330.0 mV
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensors --, CHECKING .
P2564 Turbocharger Boost Control Position Sensor "A" Circuit Low Turbocharger Boost Control Position Sensor Circuit Low
  • Sensor signal voltage < 0.15 V
  
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P2565 Turbocharger Boost Control Position Sensor "A" Circuit High Turbocharger Boost Control Position Sensor Circuit High
  • Sensor signal voltage > 4.85 V
  
  • 480.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
P261A Coolant Pump "B" Control Circuit/Open Coolant Pump "B" Control Circuit/Open
  • Open circuit Signal voltage < 5.0 V
  • Functional voltage = 3.2 - 3.5 V
  • Pump speed = 50 - 90%
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Pump -V400-. Refer to EGR Cooler Pump -V400-, CHECKING .
P261C Coolant Pump "B" Control Circuit Low Coolant Pump "B" Control Circuit Low
  • Signal voltage < 3.0 V
  • Pump speed = 50 - 90%
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Pump -V400-. Refer to EGR Cooler Pump -V400-, CHECKING .
P261D Coolant Pump "B" Control Circuit High Coolant Pump "B" Control Circuit High
  • Signal voltage > 1.8 V
  • Pump speed = 50 - 90%
  • 480.0 ms
  • Continuous
  • 2 DCY
 -- Check the EGR Cooler Pump -V400-. Refer to EGR Cooler Pump -V400-, CHECKING .
P310E Exhaust Gas Recirculation Cooler Bypass Valve 2 Implausible Signal Exhaust gas recirculation cooler bypass valve 2 Implausible signal
  • Measured temperature < 0.8 [-]
  • Engine speed = 1, 200 - 2, 500 RPM
  • Delta engine speed = + -250 RPM
  • Fuel quantity = 9 - 80 mg/stroke
  • Delta fuel quantity = + -20 mg/stroke
  • EGR valve > 0 - 80%
  • Delta EGR = + -15%
  • SCR temp > 150° C
  • EGR temp < 300° C
  • 11.0 s
  • 2 DCY
 -- Check the EGR Cooling Bypass Valve -N386-. Refer to EGR Cooler Switch-Over Valve -N345- / EGR Cooling Bypass Valve -N386-, CHECKING .
P3348 Activation For Exhaust Turbocharger 1 Control Unit Electrical Error In Circuit Turbocharger Control Unit Electrical Malfunction in Circuit
  • Diagnostic signal from power stage = 8.0 - 18.0 A
  • Or
  • Diagnostic signal from power stage > 5.0 V or < 3.4 V
  • Power stage = on state
  • 480.0 ms
  • 2 DCY
 -- Check the Turbocharger 1 -VX12-. Refer to Turbocharger 1 -VX12-, CHECKING .
U0001 High Speed CAN Communication Bus High Speed CAN Communication Bus
  • CAN message = no feedback
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 250.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0002 High Speed CAN Communication Bus Performance High Speed CAN Communication Bus Performance
  • Global time out
  • Receiving no messages
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 450.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0028 Vehicle Communication Bus A Vehicle Communication Bus A
  • CAN message = no feedback
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 250.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0029 Vehicle Communication Bus A Performance Vehicle Communication Bus A Performance
  • Global time out
  • Receiving no messages
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 450.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U0101 Lost Communication with TCM Lost Communication with TCM
  • No TCM messages received
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • > 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .-- If the TCM CAN Bus test passes, check TCM communication with a scan tool. If no TCM communication with scan tool and all other modules communicate, check TCM power and grounds. If OK, replace TCM Module.
U0106 Lost Communication With Glow Plug Control Module 1 Lost Communication With Glow Plug Control Module
  • No message received
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module Lost Communication With Anti-Lock Brake System (ABS) Control Module
  • No CAN messages received from ABS module
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • > 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .-- If the ABS CAN Bus test passes, check ABS communication with a scan tool. If no ABS communication with scan tool and all other modules communicate, check ABS power and grounds. If OK, replace ABS Module.
U0140 Lost Communication With Body Control Module Lost Communication With Body Control Module
  • No CAN messages from BCM
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 1, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .-- If the BCM CAN Bus test passes, check BCM communication with a scan tool. If no BCM communication with scan tool and all other modules communicate, check BCM power and grounds. If OK, replace BCM Module.
U0146 Lost Communication With Gateway "A" Lost Communication With Gateway "A"
  • CAN messages from Gateway = no message
  • Time after ignition On > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 1, 000.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .-- If only 1 module has set this code, the gateway is operational and the fault will be with the module that set the code. Check module power and grounds. If OK, replace the module that does not communicate.
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module Lost Communication With Instrument Panel Cluster (IPC) Control Module
  • No CAN messages received from instrument cluster
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .-- If the IPC CAN Bus test passes, check IPC communication with a scan tool. If no IPC communication with scan tool and all other modules communicate, check IPC power and grounds. If OK, replace IPC Module.
U0302 Software Incompatibility With Transmission Control Module Software Incompatibility with Transmission Control Module
  • Auto trans messages received from ECM
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 100.0 ms
  • Continuous
  • 2 DCY
 -- Check for correct software in ECM and TCM. If software is incorrect, reflash module with correct software.
U0307 Software Incompatibility With Glow Plug Control Module 1 Software Incompatibility With Glow Plug Control Module
  • Error bit = set
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check part number of Glow Control Unit. Application is incorrect. Replace with correct unit. Refer to appropriate Service Information.
U0402 Invalid Data Received From TCM Invalid Data Received From Transmission Control Module
  • Wrong TCM messages received
.
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 60.0 ms
  • Continuous
  • 2 DCY
 -- May have VIN error or incorrect software. Check VIN and software number for correct data.
U0407 Invalid Data Received From Glow Plug Control Module 1 Invalid Data Received From Glow Plug Control Module
  • Implausible messages received
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Automatic Glow Time Control Module -J179- and Glow Plugs. Refer to Automatic Glow Time Control Module -J179- AND GLOW PLUGS, CHECKING .
U0415 Invalid Data Received From Anti-Lock Brake System (ABS) Control Module Invalid Data Received From Anti-Lock Brake System Control Module
  • Error bit = set
  • Implausible data from ABS
  • Or
  • Speed sensor signal = 655.35 km/h
  • Communication time after T15 on > 1.0 s
  • Or
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 450.0 ms - 2.0 s
  • Continuous
  • 2 DCY
 -- Refer to appropriate Service Information for ABS diagnosis.
U0423 Invalid Data Received From Instrument Panel Cluster Control Module Invalid Data Received From Instrument Panel Cluster Control Module
  • Error message sent from instrument cluster = invalid data
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 480.0 - 3, 000.0 ms
  • Continuous
  • 2 DCY
 -- May have VIN error. Check VIN in each module for correct data.
U0447 Invalid Data Received From Gateway "A" Invalid Data Received From Gateway "A"
  • Implausible message from gateway
  • Time after ignition on > 500.0 ms
  • 300.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U1006 NOX Sensor 1 Bank 1 No Communication NOx Sensor 1 Bank 1 No communication
  • No messages from NOx sensor 1 module
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • > 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
U1024 Instrument Cluster Control Module Read Out DTC Communications Bus Fault
  • Error bit set
  • Communication time after T15 on > 500.0 ms
  • 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the CAN-Bus terminal resistance. Refer to CAN-BUS TERMINAL RESISTANCE, CHECKING .
U1034 NOX Sensor 1 Bank 1 Implausible signal NOx Sensor 1 Bank 1 Implausible Signal
  • Data from NOx sensor 1 module implausible
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 60.0 ms
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
U10C1 NOX Sensor 2 Bank 1 Implausible Signal NOx Sensor 1 Bank 2 Implausible signal
  • Data from NOx sensor 2 module implausible
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • 60.0 ms
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
U10C2 NOX Sensor 2 Bank 1 No Communication NOx Sensor 1 Bank 2 No Communication
  • No messages from NOx sensor 2 module
  • Time after ignition on > 500.0 ms
  • Battery voltage between 9.5 and 16.5 V
  • > 500.0 ms
  • Continuous
  • 2 DCY
 -- Check the Nox Sensor Control Modules --. Refer to Nox Sensor Control Modules --, CHECKING .
scientia non olet · About LEMON Manuals