Diagnostic Trouble Codes (DTC) Index
DIAGNOSTIC TROUBLE CODES (DTC) INDEX
| SAE Code | VAG Code | Code Description | Corrective Action |
|---|---|---|---|
| P0045 | - | Turbocharger Boost Control Solenoid "A" Circuit Open | -- Check the Turbocharger Control Module -J724-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P0047 | - | Turbocharger Boost Control Solenoid "A" Circuit Low | -- Check the Turbocharger Control Module -J724-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P0048 | - | Turbocharger Boost Control Solenoid "A" Circuit High | -- Check the Turbocharger Control Module -J724-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P0071 | - | Ambient Air Temperature Sensor Circuit Range/Performance | Refer to the Repair Information for Instrument Cluster/Sensor diagnosis. |
| P0072 | - | Ambient Air Temperature Sensor Circuit Low | Refer to the Repair Information for Instrument Cluster/Sensor diagnosis. |
| P0073 | - | Ambient Air Temperature Sensor Circuit High | Refer to the Repair Information for Instrument Cluster/Sensor diagnosis. |
| P0087 | 16471 | Fuel Rail/System Pressure - Too Low | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE CHECKING
. -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . -- Check the Fuel Return Check Valve. Refer to the Repair Information for test. |
| P0088 | 16472 | Fuel Rail/System Pressure - Too High | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE CHECKING
. -- Check the Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . -- Check the Fuel Return Check Valve. Refer to the Repair Information for test. |
| P0090 | - | Fuel Pressure Regulator 1 Control Circuit | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE CHECKING . |
| P0091 | - | Fuel Pressure Regulator 1 Control Circuit Low | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE CHECKING . |
| P0092 | - | Fuel Pressure Regulator 1 Control Circuit High | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to FUEL PRESSURE REGULATOR VALVE CHECKING . |
| P0101 | 16485 | Mass Air Flow Circuit Range/Performance | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0102 | 16486 | Mass Air Flow Circuit Low Input | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0103 | 16487 | Mass Air Flow Circuit High Input | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0111 | 16495 | Intake Air Temperature Circuit Performance | -- Check IAT Sensor -G42-. Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING . |
| P0112 | 16496 | Intake Air Temperature Circuit Low Input | -- Check IAT Sensor -G42-. Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING . |
| P0113 | 16497 | Intake Air Temperature Circuit High Input | -- Check IAT Sensor -G42-. Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING . |
| P0116 | 16500 | Engine Coolant Temperature Sensor 1 Circuit Range/Performance | -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . |
| P0117 | 16501 | Engine Coolant Temperature Sensor 1 Circuit low | -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . |
| P0118 | 16502 | Engine Coolant Temperature Sensor 1 Circuit High | -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . |
| P0128 | 16512 | Coolant Thermostat Temperature below control range | -- Check the thermostat for proper operation. Refer to the Repair Information for Diagnostic. -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . |
| P0130 | 16514 | O2 Sensor Circuit Bank 1 Sensor 1 Malfunction | -- Check Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P0132 | 16516 | O2 Sensor Circuit Bank 1 Sensor 1 High Voltage | -- Check Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P0133 | 16517 | O2 Sensor Circuit Bank 1 Sensor 1 Slow Response | -- Check Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P0135 | 16519 | O2 Sensor Heater Circuit Bank 1 Sensor 1 Malfunction | -- Check Heated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P0171 | 16555 | Fuel Trim, Bank 1 System too Lean | 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. Refer to the Repair Information for procedure and cautions. |
| P0172 | 16556 | Fuel Trim, Bank 1 System too Rich | 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. Refer to the Repair Information for procedure and cautions. |
| P0181 | 16565 | Fuel Temperature Sensor A Circuit Range/Performance | -- Check Fuel Temperature Sensor -G81-. Refer to FUEL TEMPERATURE SENSOR, CHECKING . |
| P0182 | 16566 | Fuel Temperature Sensor A Circuit Low | -- Check Fuel Temperature Sensor -G81-. Refer to FUEL TEMPERATURE SENSOR, CHECKING . |
| P0183 | 16567 | Fuel Temperature Sensor A Circuit High | -- Check Fuel Temperature Sensor -G81-. Refer to FUEL TEMPERATURE SENSOR, CHECKING . |
| P0191 | 16575 | Fuel Rail Pressure Sensor Circuit Range/Performance | -- Check Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . |
| P0192 | 16576 | Fuel Rail Pressure Sensor Circuit Low Input | -- Check Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . |
| P0193 | 16577 | Fuel Rail Pressure Sensor Circuit High Input | -- Check Fuel Pressure Sensor -G247-. Refer to FUEL PRESSURE SENSOR, CHECKING . |
| P0201 | 16585 | Cylinder 1 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P0202 | 16586 | Cylinder 2 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P0203 | 16587 | Cylinder 3 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P0204 | 16588 | Cylinder 4 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P0205 | 16589 | Cylinder 5 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P0206 | 16590 | Cylinder 6 Injector Circuit | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P022A | - | Charge Air Cooler Bypass Control "A" Circuit Open | -- Check the Charge Air Cooler Bypass Control Module. Refer to CHARGE AIR COOLER BYPASS CONTROL MODULE . |
| P022B | - | Charge Air Cooler Bypass Control "A" Circuit Low | -- Check the Charge Air Cooler Bypass Control Module. Refer to CHARGE AIR COOLER BYPASS CONTROL MODULE . |
| P022C | - | Charge Air Cooler Bypass Control "A" Circuit High | -- Check the Charge Air Cooler Bypass Control Module. Refer to CHARGE AIR COOLER BYPASS CONTROL MODULE . |
| P0234 | 16618 | Turbo Charger Overboost Condition limit exceeded | -- Check Turbocharger Control Module -J724-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P0236 | 16620 | Turbocharger Boost Sensor (A) Circuit Performance | -- Check Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING . |
| P0237 | 16621 | Turbocharger Boost Sensor (A) Circuit Low Input | -- Check Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING . |
| P0238 | 16622 | Turbocharger Boost Sensor (A) Circuit High Input | -- Check Charge Air Pressure Sensor -G31-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING . |
| P024A | - | Charge Air Cooler Bypass Control "A" Range/Performance | -- Check the Charge Air Cooler Bypass Control Module. Refer to CHARGE AIR COOLER BYPASS CONTROL MODULE . |
| P024B | - | Charge Air Cooler Bypass Control "A" Stuck | -- Check the Charge Air Cooler Bypass Control Module. Refer to CHARGE AIR COOLER BYPASS CONTROL MODULE . |
| P0263 | 16647 | Cylinder 1 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0266 | 16650 | Cylinder 2 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0269 | 16653 | Cylinder 3 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0272 | 16656 | Cylinder 4 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0275 | 16659 | Cylinder 5 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0278 | 16662 | Cylinder 6 Contribution/Balance | -- Check Fuel Injector - N33-. Refer to FUEL INJECTORS, CHECKING
. -- Check cylinder compression. Refer to Repair Information. |
| P0299 | 16683 | Turbo Charger Underboost | -- Check the Turbocharger Control Module -J724-. Refer to TURBOCHARGER CONTROL MODULE CHECKING
. -- Check Charge Air Pressure Sensor/IAT sensor -G31/G42-. Refer to CHARGE AIR PRESSURE SENSOR, CHECKING . |
| P0300 | 16684 | Random/Multiple Cylinder. Misfire Detected | -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING
. -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING . -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information. |
| P0301 | 16685 | Cylinder 1 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0302 | 16686 | Cylinder 2 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0303 | 16687 | Cylinder 3 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0304 | 16688 | Cylinder 4 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0305 | 16689 | Cylinder 5 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0306 | 16690 | Cylinder 6 Misfire Detected | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING
. -- Check the Fuel Pressure. NOTE: The Fuel is under HIGH pressure. Refer to the Repair Information for procedure -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0321 | 16705 | Engine Speed Input Circuit Range/Performance | -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0322 | 16706 | Engine Speed Input Circuit No Signal | -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0381 | 16765 | Glow Plug/Heater Indicator Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0383 | - | Glow Plug Control Module Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0384 | - | Glow Plug Control Module Control Circuit High | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P040B | - | Exhaust Gas Recirculation Temperature Sensor Circuit Range/Performance | -- Check EGR Temperature Sensor -G98-. Refer to EGR TEMPERATURE SENSOR, CHECKING . |
| P040C | - | Exhaust Gas Recirculation Temperature Sensor Circuit Low | -- Check EGR Temperature Sensor -G98-. Refer to EGR TEMPERATURE SENSOR, CHECKING . |
| P040D | - | Exhaust Gas Recirculation Temperature Sensor Circuit High | -- Check EGR Temperature Sensor -G98-. Refer to EGR TEMPERATURE SENSOR, CHECKING . |
| P0401 | 16785 | Exhaust Gas Recirculation Insufficient Flow Detected | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . |
| P0402 | 16786 | Exhaust Gas Recirculation Excessive Flow Detected | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . |
| P0403 | 16787 | Exhaust Gas Recirculation Circuit | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . |
| P0405 | - | Exhaust Gas Recirculation Sensor Circuit Low | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . |
| - | Exhaust Gas Recirculation Sensor Circuit High | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . | |
| P0420 | 16804 | Catalyst System Bank 1 Efficiency Below Threshold | -- Check the Catalytic Converter. Refer to CATALYTIC CONVERTER, CHECKING . |
| P0425 | - | Catalyst Temperature Sensor Circuit | -- Check the Exhaust Gas Temperature Sensor. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING |
| P0426 | - | Catalyst Temperature Sensor Circuit Range/Performance | -- Check the Exhaust Gas Temperature Sensor. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING |
| P0427 | - | Catalyst Temperature Sensor Bank 1 Low Input | -- Check the Exhaust Gas Temperature Sensor. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING |
| P046C | - | Exhaust Gas Recirculation Sensor "A" Circuit Range/Performance | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR SOLENOID VALVE AND POTENTIOMETER, CHECKING . |
| P0471 | - | Exhaust Pressure Sensor "A" Range/Performance | -- Check Exhaust Pressure Sensor -G450-. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P0472 | - | Exhaust Pressure Sensor A Low | -- Check Exhaust Pressure Sensor -G450-. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P0473 | - | Exhaust Pressure Sensor A High | -- Check Exhaust Pressure Sensor -G450-. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P0501 | 16885 | Vehicle Speed Sensor Performance | -- Check the speed signal input. Refer to Repair Information for Diagnosis. |
| P0503 | 16887 | Vehicle Speed Sensor Intermittent High Signal | -- Check the speed signal input. Refer to Repair Information for Diagnosis. |
| P0506 | 16890 | Idle Control System RPM Lower than Expected | 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 or MAP related faults first. |
| P0507 | 16891 | Idle Control System RPM Higher than Expected | -- Check Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P0544 | 16928 | Exhaust Gas Temperature Sensor Circuit - Bank 1 | -- Check the Exhaust Gas Temperature Sensor. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING |
| P0545 | 16929 | Exhaust Gas Temperature Sensor Circuit - Bank 1 Low | -- Check the Exhaust Gas Temperature Sensor. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING |
| P06B9 | - | Cylinder 1 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P06BA | - | Cylinder 2 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P06BB | - | Cylinder 3 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P06BC | - | Cylinder 4 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P06BD | - | Cylinder 5 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P06BE | - | Cylinder 6 Glow Plug Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0606 | 16990 | Internal Control Module Memory Check Sum Error | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P0607 | 16991 | Control Module Performance | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P0627 | 17011 | Fuel Pump "A" Control Circuit/Open | -- Check the Transfer Pump voltage input. Refer to the Transfer Pump voltage supply checking in Repair Information for diagnosis. |
| P0629 | 17013 | Fuel Pump "A" Control Circuit High | -- Check the Transfer Pump voltage input. Refer to the Transfer Pump voltage supply checking in Repair Information for diagnosis. |
| P0634 | 17018 | ECM Internal Temperature Too High | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P0638 | 17022 | Throttle Actuator Control Bank 1 Range/Performance | -- Check the Throttle Valve Control Module. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . |
| P064C | - | Glow Plug Control Module | -- Check for correct ECM software installed. -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P066A | - | Cylinder 1 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P066C | - | Cylinder 2 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P066E | - | Cylinder 3 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P067A | - | Cylinder 4 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P067C | - | Cylinder 5 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P067E | - | Cylinder 6 Glow Plug Control Circuit Low | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0670 | 17054 | Glow Plug Module 1 Control Circuit electrical malfunction electrical circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0671 | 17055 | Cylinder 1 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0672 | 17056 | Cylinder 2 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0673 | 17057 | Cylinder 3 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0674 | 17057 | Cylinder 4 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0675 | 17059 | Cylinder 5 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0676 | 17060 | Cylinder 6 Glow Plug Circuit | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P0684 | 17068 | Glow Plug Control Module to PCM Communication Circuit Range/Performance | -- Check Automatic Glow Time Control Module -J179-. Refer to AUTOMATIC GLOW TIME MODULE AND GLOW PLUG CHECKING . |
| P1419 | - | Exhaust Gas Recirculation Cooler Switch-over Valve 2 Short circuit to Voltage | -- Check the EGR Cooler Switch-over Valve 2 N381. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING |
| P146D | - | Acknowledgement of Heating 1 for reducing agent Short circuit to voltage | Heating 1 circuit is the tank heater. No tank module assembly components are serviced separately (at the time of writing). Replacement of the Reducing Agent Tank Module assembly is necessary if the tank module power and grounds are present, and no heater connection faults exist between the heating module (on the side of the tank) and the tank heating element connectors. |
| P146F | - | Acknowledgement of Heating 2 for reducing agent Short circuit to voltage | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P148F | - | Exhaust Gas Recirculation (EGR) Cooler Switch-Over Valve 2 Electrical malfunction | -- Check the EGR Cooler Switch-over Valve 2 N381. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING |
| P1499 | - | Exhaust Gas Recirculation Cooler Switch-over Valve 2 Open circuit/short circuit to ground | -- Check the EGR Cooler Switch-over Valve 2 N381. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING |
| P150A | - | Engine Off Timer Performance | Check ALL power and grounds to the ECM. The ECM must have a power supply when the key is off to run the timer and system checks. If OK, replace the ECM. |
| P2BA7 | - | NOx Exceedence - Empty Reducing Agent Tank | Refill with AdBlue® fluid and recheck system. |
| P20A0 | - | Reductant Purge Control Valve Circuit Open | -- Check the Reduction Agent Reversing Valve. Refer to REDUCTION AGENT REVERSING VALVE CHECKING |
| P20A2 | - | Reductant Purge Control Valve Circuit Low | -- Check the Reduction Agent Reversing Valve. Refer to REDUCTION AGENT REVERSING VALVE CHECKING |
| P20A3 | - | Reductant Purge Control Valve Circuit High | -- Check the Reduction Agent Reversing Valve. Refer to REDUCTION AGENT REVERSING VALVE CHECKING |
| P20BB | - | Reductant Heater "A" Control Circuit Low | Heating 1 circuit is the tank heater. No tank module assembly components are serviced separately (at the time of writing). Replacement of the Reducing Agent Tank Module assembly is necessary if the tank module power and grounds are present, and no heater connection faults exist between the heating module (on the side of the tank) and the tank heating element connectors. |
| P20BC | - | Reductant Heater "A" Control Circuit High | Heating 1 circuit is the tank heater. No tank module assembly components are serviced separately (at the time of writing). Replacement of the Reducing Agent Tank Module assembly is necessary if the tank module power and grounds are present, and no heater connection faults exist between the heating module (on the side of the tank) and the tank heating element connectors. |
| P20BD | - | Reductant Heater "B" Control Circuit/Open | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P20BF | - | Reductant Heater "B" Control Circuit Low | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P20B5 | - | Reductant Metering Unit Heater Control Circuit/Open | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P20B7 | - | Reductant Metering Unit Heater Control Circuit Low | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P20B9 | - | Reductant Heater "A" Control Circuit/Open | Heating 1 circuit is the tank heater. No tank module assembly components are serviced separately (at the time of writing). Replacement of the Reducing Agent Tank Module assembly is necessary if the tank module power and grounds are present, and no heater connection faults exist between the heating module (on the side of the tank) and the tank heating element connectors. |
| P20C0 | - | Reductant Heater "B" Control Circuit High | -- Check the Reducing Agent Wire Heater. Refer to REDUCTION AGENT HEATED SUPPLY LINE CHECKING |
| P20EE | - | SCR NOx Catalyst Efficiency Below Threshold Bank 1 | -- Check the Reduction Agent Injector --. Refer to REDUCTION AGENT INJECTOR CHECKING |
| P20E8 | - | Reductant Pressure Too Low | -- Check the Reduction Agent Pressure Sensor. Refer to REDUCTION AGENT PRESSURE SENSOR CHECKING |
| P20E9 | - | Reductant Pressure Too High | -- Check the Reduction Agent Pressure Sensor. Refer to REDUCTION AGENT PRESSURE SENSOR CHECKING |
| P2002 | - | Particulate Trap Bank 1 Efficiency Below Threshold | -- Check theExhaust Pressure Sensor -G450-. Refer to EXHAUST PRESSURE SENSOR 1 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 | 18436 | Intake Manifold Runner Control Bank 1 Stuck Open | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2005 | - | Intake Manifold Runner Control Bank 2 Stuck Open | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2006 | - | Intake Manifold Runner Control Bank 1 Stuck Closed | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2007 | - | Intake Manifold Runner Control Bank 2 Stuck Closed | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2008 | 18440 | Intake Manifold Runner Control Bank 1 Stuck Open | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2009 | 18441 | Intake Manifold Runner Bank 1 Control Circuit Low | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2010 | - | Intake Manifold Runner Control Circuit High, Bank 1 | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2011 | - | Intake Manifold Runner Bank 2 Control Circuit Stuck Open | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2012 | - | Intake Manifold Runner Bank 2 Control Circuit Low | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2013 | - | Intake Manifold Runner Bank 2 Control Circuit High | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2015 | 18447 | Intake Manifold Runner Position Sensor Circuit Range/Performance | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2016 | 18448 | Intake Manifold Runner Position Sensor Circuit Low | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2017 | 18449 | Intake Manifold Runner Position Sensor Circuit High | -- Check theIntake Flap Motor --. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P202A | - | Reductant Tank Heater Control Circuit/Open | Check the tank connections, and power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P202B | - | Reductant Tank Heater Control Circuit Low | Check the tank connections, and power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P202C | - | Reductant Tank Heater Control Circuit High | Check the tank connections, and power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P2020 | - | Intake Manifold Runner Position Sensor Circuit Bank 2 Range/Performance | -- Check theIntake Flap Motor -V157-. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P2021 | - | Intake Manifold Runner Position Sensor Circuit Bank 2 Low | -- Check the Intake Manifold Runner Position Sensor Bank 2. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING |
| P2022 | - | Intake Manifold Runner Position Sensor Circuit Bank 2 High | -- Check theIntake Flap Motor -V157-. Refer to INTAKE MANIFOLD FLAP MOTOR AND RUNNER POSITION SENSOR 1-2 CHECKING . |
| P203A | - | Reductant Level Sensor Circuit | Check the Reduction Agent Tank connections, and power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present and no connection faults are found, Replace the Reduction Agent Tank Module assembly. |
| P203B | - | Reductant Level Sensor Circuit Range/Performance | Check the Reduction Agent Tank connections, and power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present and no connection faults are found, Replace the Reduction Agent Tank Module assembly. |
| P2031 | - | Exhaust Gas Temperature Sensor 2 Circuit | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2032 | - | Exhaust Gas Temperature Sensor 2 Circuit Low | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P204A | - | Reductant Pressure Sensor Circuit | -- Check the Reduction Agent Pressure Sensor --. Refer to REDUCTION AGENT PRESSURE SENSOR CHECKING . |
| P204B | - | Reductant Pressure Sensor Circuit Range/Performance | -- Check the Reduction Agent Pressure Sensor --. Refer to REDUCTION AGENT PRESSURE SENSOR CHECKING . |
| P204D | - | Reductant Pressure Sensor Circuit High | -- Check the Reduction Agent Pressure Sensor --. Refer to REDUCTION AGENT PRESSURE SENSOR CHECKING . |
| P2047 | - | Reductant Injection Valve Circuit/Open Bank 1 Unit 1 | -- Check the Reduction Agent Injector --. Refer to REDUCTION AGENT INJECTOR CHECKING |
| P2048 | - | Reductant Injection Valve Circuit Low Bank 1 Unit 1 | -- Check the Reduction Agent Injector --. Refer to REDUCTION AGENT INJECTOR CHECKING |
| P2049 | - | Reductant Injection Valve Circuit High Bank 1 Unit 1 | -- Check the Reduction Agent Injector --. Refer to REDUCTION AGENT INJECTOR CHECKING |
| P205A | - | Reductant Tank Temperature Sensor Circuit | -- Check the Reducing Agent Tank Temperature Sensor --. Refer to REDUCTION AGENT TEMPERATURE SENSOR CHECKING |
| P205B | - | Reductant Tank Temperature Sensor Circuit Range/Performance | -- Check the Reducing Agent Tank Temperature Sensor --. Refer to REDUCTION AGENT TEMPERATURE SENSOR CHECKING |
| P205C | - | Reductant Tank Temperature Sensor Circuit Low | -- Check the Reducing Agent Tank Temperature Sensor --. Refer to REDUCTION AGENT TEMPERATURE SENSOR CHECKING |
| P208A | - | Reductant Pump "A" Control Circuit/Open | Check the power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P208C | - | Reductant Pump "A" Control Circuit Low | Check the power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P208D | - | Reductant Pump "A" Control Circuit High | Check the power and grounds to the Reduction Agent Tank Module. If all voltage and ground inputs to the module are present, Replace the Reduction Agent Tank Module assembly. |
| P208E | - | Reductant Injection Valve Stuck Closed Bank 1 Unit 1 | -- Check the Reduction Agent Injector --. Refer to REDUCTION AGENT INJECTOR CHECKING |
| P2080 | - | Exhaust Gas Temperature Sensor Circuit Range/Performance | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2084 | - | Exhaust Gas Temperature Sensor 2 Circuit Range/Performance | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2100 | 18532 | Throttle Actuator Control Motor Circuit/Open | -- Check theThrottle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . |
| P2101 | 18533 | Throttle Actuator Control Motor Circuit Range/performance | -- Check theThrottle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . |
| P2102 | 18534 | Throttle Actuator Control Motor Circuit Low | -- Check theThrottle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . |
| P2103 | 18535 | Throttle Actuator "A" Control Motor Circuit High | -- Check theThrottle Valve Control Module -J338-. Refer to THROTTLE VALVE CONTROL MODULE, CHECKING . |
| P2122 | 18554 | Throttle/Pedal Position Sensor D Circuit Low Input | -- Check theThrottle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P2123 | 18555 | Throttle/Pedal Position Sensor D Circuit High Input | -- Check theThrottle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P2127 | 18559 | Throttle/Pedal Position Sensor E Circuit Low Input | -- Check theThrottle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P2128 | 18560 | Throttle/Pedal Position Sensor E Circuit High Input | -- Check theThrottle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P2138 | 18570 | Throttle/Pedal Position Sensor D/E Circuit Voltage Correlation | -- Check theThrottle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-. Refer to THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING . |
| P2146 | 18578 | Fuel Injector Group "A" Supply Voltage Circuit Open | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P2152 | 18584 | Fuel Injector Group "C" Supply Voltage Circuit/Open | -- Check Fuel Injectors -N30, N31, N32, N33, N83, N84-. Refer to FUEL INJECTORS, CHECKING . |
| P2183 | - | Engine Coolant Temperature Sensor 2 Circuit Range/Performance | -- Check theEngine Coolant Temperature (ECT) Sensor 2 -G83-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 2, CHECKING . |
| P2184 | 18616 | Engine Coolant Temperature Sensor 2 Circuit Low | -- Check theEngine Coolant Temperature (ECT) Sensor 2 -G83-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 2, CHECKING . |
| P2185 | 18617 | Engine Coolant Temperature Sensor 2 Circuit High | -- Check theEngine Coolant Temperature (ECT) Sensor 2 -G83-. Refer to ENGINE COOLANT TEMPERATURE SENSOR 2, CHECKING . |
| P2195 | 18627 | O2 Sensor Signal Stuck Lean Bank 1 Sensor 1 | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P2196 | 18628 | O2 Sensor Signal Stuck Rich Bank 1 Sensor 1 | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P22A0 | - | NOx Sensor Bank 1 Sensor 2 Circuit Low | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P22A1 | - | NOx Sensor Bank 1 Sensor 2 Circuit High | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P22A7 | - | NOx Sensor Heater Sense Bank 1 Sensor 2 Circuit Range/Performance | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P220A | - | NOx Sensor Supply Voltage Bank 1 Sensor 1 Circuit | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P220B | - | NOx Sensor Supply Voltage Bank 1 Sensor 2 Circuit | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2200 | - | NOx Sensor Bank 1 Sensor 1 Circuit | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2201 | - | NOx Sensor Circuit Range/Performance Bank 1 Sensor 1 | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2202 | - | NOx Sensor Bank 1 Sensor 1 Circuit Low | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2203 | - | NOx Sensor Bank 1 Sensor 1 Circuit High | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2209 | - | NOx Sensor Heater Sense Bank 1 Sensor 1 Circuit Range/Performance | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2237 | 18669 | O2 Sensor Positive Current Control Circuit Bank 1 Sensor 1 Open | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P2243 | 18675 | O2 Sensor Reference Voltage Circuit Bank 1 Sensor 1 Open | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P2251 | 18683 | O2 Sensor Negative Current Control Circuit Bank 1 Sensor 1 open | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to OXYGEN SENSOR BEFORE CATALYTIC CONVERTER, CHECKING . |
| P2263 | 18695 | Turbocharger/Supercharger Boost System Performance | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P2264 | - | Boost Pressure Actuator Position Sensor Low | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P2265 | - | Boost Pressure Actuator Position Sensor High | -- Check theHeated Oxygen Sensor (HO2S) -G39-. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P2279 | 18711 | Intake Air System Leak | Check for leaking engine gaskets, oil cap not installed properly or leak in the intake duct after the Mass Air Flow sensor. |
| P229E | - | NOx Sensor Bank 1 Sensor 2 Circuit | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P229F | - | NOx Sensor Circuit Range/Performance Bank 1 Sensor 2 | -- Check theNOx Sensor Module --. Refer to NOX SENSOR MODULE 1 - 2, CHECKING . |
| P2294 | 18726 | Fuel Pressure Regulator 2 Control Circuit | -- Check the Fuel Pressure Regulator Metering Valve 2 -N290-. Refer to FUEL PRESSURE REGULATOR METERING VALVE 2 CHECKING . |
| P2295 | 18727 | Fuel Pressure Regulator 2 Control Circuit Low | -- Check the Fuel Pressure Regulator Metering Valve 2 -N290-. Refer to FUEL PRESSURE REGULATOR METERING VALVE 2 CHECKING . |
| P2296 | 18728 | Fuel Pressure Regulator 2 Control Circuit High | -- Check the Fuel Pressure Regulator Metering Valve 2 -N290-. Refer to FUEL PRESSURE REGULATOR METERING VALVE 2 CHECKING . |
| P242A | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P242B | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3 Range/Performance | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P242C | - | Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 3 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2425 | 18857 | Exhaust Gas Recirculation Cooling Valve Control Circuit Open | -- Check theEGR Cooler Switch Over Valve --. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING . |
| P2426 | 18858 | Exhaust Gas Recirculation Cooling Valve Control Circuit Low | -- Check theEGR Cooler Switch Over Valve --. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING . |
| P2427 | 18859 | Exhaust Gas Recirculation Cooling Valve Control Circuit High | -- Check theEGR Cooler Switch Over Valve --. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING . |
| P244C | - | Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1 | If no Exhaust Temperature Sensor codes are set, a Service Bay Regeneration should be performed using a VAS 5052 (available for rental) or equivalent scan tool |
| P245B | - | Exhaust Gas Recirculation Cooler Bypass Control Circuit Range/Performance | -- Check theEGR Cooler Switch Over Valve --. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING . |
| P2452 | - | Diesel Particulate Filter Differential Pressure Sensor Circuit | -- Check theExhaust Pressure Sensor --. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P2453 | - | Diesel Particulate Filter Differential Pressure Sensor Circuit Range/Performance | -- Check theExhaust Pressure Sensor --. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P2454 | - | Diesel Particulate Filter Differential Pressure Sensor Circuit Low | -- Check theExhaust Pressure Sensor --. Refer to EXHAUST PRESSURE SENSOR 1 CHECKING . |
| P246E | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P246F | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4 Range/Performance | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2463 | - | Diesel Particulate Filter - Soot Accumulation | 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 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2470 | - | Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2478 | - | Exhaust Gas Temperature Out of Range Bank 1 Sensor 1 | -- Check theExhaust Gas Temperature Sensor --. Refer to EXHAUST GAS TEMPERATURE SENSOR 1- 4 CHECKING . |
| P2564 | 18996 | Turbocharger Boost Control Position Sensor Circuit Low | -- Check theTurbocharger Control Module --. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P2565 | 18997 | Turbocharger Boost Control Position Sensor Circuit High | -- Check theTurbocharger Control Module --. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| P261A | - | Coolant Pump "B" Control Circuit/Open | -- Check theEGR Cooler Pump --. Refer to EGR COOLER PUMP CHECKING . |
| P261C | - | Coolant Pump "B" Control Circuit Low | -- Check theEGR Cooler Pump --. Refer to EGR COOLER PUMP CHECKING . |
| P261D | - | Coolant Pump "B" Control Circuit High | -- Check theEGR Cooler Pump --. Refer to EGR COOLER PUMP CHECKING . |
| P2610 | - | ECM/PCM Internal Engine Off Timer Performance | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P2632 | 19064 | Fuel Pump "B" Control Circuit Open | -- Check theAuxiliary Fuel Pump -V393-. Refer to AUXILIARY FUEL PUMP CHECKING |
| P2633 | - | Fuel Pump "B" Control Circuit Low | -- Check theAuxiliary Fuel Pump -V393-. Refer to AUXILIARY FUEL PUMP CHECKING |
| P2634 | 19066 | Fuel Pump "B" Control Circuit High | -- Check theAuxiliary Fuel Pump -V393-. Refer to AUXILIARY FUEL PUMP CHECKING |
| P310E | - | Exhaust gas recirculation cooler bypass valve 2 Implausible signal | -- Check theEGR Cooler Switch Over Valve --. Refer to EGR COOLER SWITCH OVER VALVE 1-2 CHECKING . |
| P3348 | - | Activation turbocharger control unit bank 1 Electrical malfunction in circuit | -- Check theTurbocharger Control Module --. Refer to TURBOCHARGER CONTROL MODULE CHECKING . |
| U0001 | 28673 | High Speed CAN Communication Bus | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| U0002 | - | High Speed CAN Communication Bus Performance | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| U0028 | - | Vehicle Communication Bus A | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| U0029 | - | Vehicle Communication Bus A Performance | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| U0101 | 28773 | Lost Communication with TCM | 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. |
| U0121 | 28793 | Lost Communication With Anti-Lock Brake System (ABS) Control Module | 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 | 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 | 28818 | Lost Communication With Gateway "A" | 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 module. |
| U0155 | 28827 | Lost Communication With Instrument Panel Cluster (IPC) Control Module | 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 | 28974 | Software Incompatibility with Transmission Control Module | Check for correct software in ECM and TCM. If software is incorrect, reflash module with correct software. |
| U0323 | - | Software Incompatibility With Instrument Panel Control Module | Check IPC software for correct version. Reflash if necessary |
| U0402 | 29074 | Invalid Data Received From Transmission Control Module | May have VIN error or incorrect software. Check VIN and software number for correct data. |
| U0415 | 29087 | Invalid Data Received From Anti-Lock Brake System Control Module | Refer to the Repair Information for ABS diagnosis. |
| U0423 | - | Invalid Data Received From Instrument Panel Cluster Control Module | May have VIN error. Check VIN in each module for correct data |
| U1006 | - | NOx Sensor 1 Bank 1 No communication | -- Check the NOx Sensor. Refer to NOX SENSOR MODULE 1 - 2, CHECKING |
| U1034 | - | NOx Sensor 1 Bank 1 Implausible signal | -- Check the NOx Sensor. Refer to NOX SENSOR MODULE 1 - 2, CHECKING |
| U1035 | - | NOx Sensor 1 Bank 2 Implausible signal | -- Check the NOx Sensor. Refer to NOX SENSOR MODULE 1 - 2, CHECKING |
| U1036 | - | NOx Sensor 1 Bank 2 No Communication | -- Check the NOx Sensor. Refer to NOX SENSOR MODULE 1 - 2, CHECKING |