Diagnostic Trouble Codes (DTC) Index
DIAGNOSTIC TROUBLE CODES (DTC) INDEX
| SAE Code | VAG Code | Code Description | Corrective action |
|---|---|---|---|
| P000A | - | "A" Camshaft Position Slow Response Bank 1 | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . |
| P00A2 | Charge air temperature sensor downstream charge air cooler signal range check low | -- Check the Intake Manifold Temperature Sensor -G72- Refer to Intake Manifold Temperature Sensor -G72-, CHECKING | |
| P00A3 | Charge air temperature sensor downstream charge air cooler signal range check high | -- Check the Intake Manifold Temperature Sensor -G72- Refer to Intake Manifold Temperature Sensor -G72-, CHECKING | |
| P0010 | 16394 | "A" Camshaft Position Actuator Control Circuit/Open Bank 1 | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . |
| P0011 | 16395 | "A" Camshaft Position - Timing Over-Advanced or System Performance Bank 1 | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . |
| P0016 | 16400 | Phase Sensor for VVT Wrong assignment between camshaft and crankshaft signal | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . |
| P0030 | 16414 | Oxygen sensor LSU heater (output driver) open circuit | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0031 | 16415 | Oxygen sensor LSU heater (output driver) short to ground | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0032 | 16416 | Oxygen sensor LSU heater (output driver) short to battery plus | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0045 | - | Wastegate Bypass Regulator Valve Circuit Open | -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING . |
| P0047 | - | Wastegate Bypass Regulator Valve Circuit Short to Ground | -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING . |
| P0048 | - | Wastegate Bypass Regulator Valve Circuit Short to Battery voltage | -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING . |
| P007B | Charge air temperature sensor upstream charge air cooler cross check of temperature sensors at cold start conditions | -- Check the Charge Pressure Actuator Position Sensor -G581- Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING | |
| P007C | Charge air temperature sensor upstream charge air cooler signal range check low | -- Check the Intake Manifold Temperature Sensor -G72- Refer to Intake Manifold Temperature Sensor -G72-, CHECKING | |
| P007D | Charge air temperature sensor upstream charge air cooler signal range check high | -- Check theIntake Manifold Temperature Sensor -G72- Refer to Intake Manifold Temperature Sensor -G72-, CHECKING | |
| P0070 | - | Ambient Air Temperature Sensor signal range check high | Refer to the Repair Information for Instrument Cluster/Sensor diagnosis. |
| P0071 | - | Ambient Air Temperature Sensor cross check of temperature sensors at cold start conditions | Refer to the Repair Information for Instrument Cluster/Sensor diagnosis. |
| P0072 | - | Ambient Air Temperature Sensor signal range check 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 Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING . |
| P0088 | 16472 | Fuel Rail Pressure Control Too High | -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING . |
| P0090 | - | Fuel Pressure Regulator 1 Control Circuit/Open | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING . |
| P0091 | - | Fuel Pressure Regulator 1 Control Circuit Low | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING . |
| P0092 | - | Fuel Pressure Regulator 1 Control Circuit High | -- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING . |
| P00A1 | Charge Air Cooler Temperature Sensor Circuit Range/Performance Bank 2 | -- Check the Charge Pressure Actuator Position Sensor -G581- Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING | |
| P00AF | - | Charge Air Pressure Dynamic Response | -- Check the Charge Pressure Actuator Position Sensor -G581-. Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING .-- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, CHECKING . |
| P00BC | Mass or Volume Air Flow "A" Circuit Range/Performance - Air Flow Too Low | -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . | |
| P00BD | Mass or Volume Air Flow "A" Circuit Range/Performance - Air Flow Too High | -- Check theMass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . | |
| P00C6 | - | Fuel Rail Pressure Too Low - Engine Cranking Bank 1 | -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING .-- Check the Fuel Pressure Regulator Valve -N276-. Refer to Fuel Pressure Regulator -N276-, CHECKING .-- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING . |
| P0101 | 16485 | Mass Air Flow Circuit Plausibility check | -- Check theMass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . |
| P0102 | 16486 | Mass Air Flow Circuit Low Input | -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . |
| P0103 | 16487 | Mass Air Flow Circuit High Input | -- Check theMass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . |
| P0104 | Mass or Volume Air Flow Circuit Intermittent | -- Check theMass Air Flow (MAF) Sensor -G70-. Refer to Mass Air Flow Sensor -G70-, CHECKING . | |
| P0111 | 16495 | Intake air temperature at airflow sensor plausibility with ambient temperature sensor after engine cold start | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0116 | 16500 | Engine Coolant Temperature Sensor Circuit warm up time plausibility | -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING . |
| P0117 | 16501 | Engine Coolant Temperature Sensor Circuit Short to Ground | -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING . |
| P0118 | 16502 | Engine Coolant Temperature Sensor Circuit Open or Short to Battery Voltage | -- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING . |
| P0121 | 16505 | Throttle valve actuator position sensor signal in desired range during closed position learning | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING .-- 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. |
| P0122 | 16506 | Throttle valve position sensor signal range check low | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING .-- 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. |
| P0123 | 16507 | Throttle valve position sensor signal range check high | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING .-- 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. |
| P0128 | 16512 | Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) | -- Check the thermostat for proper operation. Refer to the Repair Information for Diagnostic.-- Check the Engine Coolant Temperature Sensor -G62-. Refer to Engine Coolant Temperature Sensor -G62-, CHECKING .-- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING . |
| P0131 | 16515 | Oxygen sensor LSU short to ground | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0132 | 16516 | O2 Sensor Circuit High Voltage Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0133 | 16517 | O2 Sensor Circuit Slow Response Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0135 | 16519 | O2 Sensor Heater Circ., Bank1-Sensor1 Malfunction | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P0181 | 16565 | Fuel Temperature Sensor A Circuit Range/Performance | -- Check Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING . |
| P0182 | 16566 | Fuel Temperature Sensor Circuit Short to Ground | -- Check Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING . |
| P0183 | 16567 | Fuel Temperature Sensor Circuit Open or Short to Battery voltage | -- Check Fuel Temperature Sensor -G81-. Refer to Fuel Temperature Sensor -G81-, CHECKING . |
| P190B | Water pump for charge air intercooler coolant pump overheated | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P190D | Water pump for charge air intercooler coolant pump blocked/ min speed not reached | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P190E | Water pump for charge air intercooler missing live signal | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P0191 | 16575 | Fuel Pressure Sensor Offset detection during keep alive time | -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING . |
| P0192 | 16576 | Fuel Rail Pressure Sensor Circuit Low Bank 1 | -- Check the Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING . |
| P0193 | 16577 | Fuel Rail Pressure Sensor Circuit High Bank 1 | -- Check Fuel Pressure Sensor -G247-. Refer to Fuel Pressure Sensor -G247-, CHECKING . |
| P0201 | 16585 | Cylinder 1 Injector Circuit Open | -- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING . |
| P0202 | 16586 | Cylinder 2 Injector Circuit Open | -- Check the Cylinder 2 Fuel Injector -N31-. Refer to FUEL INJECTORS, CHECKING . |
| P0203 | 16587 | Cylinder 3 Injector Circuit Open | -- Check the Cylinder 3 Fuel Injector -N32-. Refer to FUEL INJECTORS, CHECKING . |
| P0204 | 16588 | Cylinder 4 Injector Circuit Open | -- Check the Cylinder 4 Fuel Injector -N33-. Refer to FUEL INJECTORS, CHECKING . |
| P020A | - | Cylinder 1 Injection Timing | -- Check Camshaft Position Sensor -G40- Refer to Camshaft Position Sensor -G40-, CHECKING -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . |
| P020B | - | Cylinder 2 Injection Timing | -- Check Camshaft Position Sensor -G40- Refer to Camshaft Position Sensor -G40-, CHECKING -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . |
| P020C | - | Cylinder 3 Injection Timing | -- Check Camshaft Position Sensor -G40- Refer to Camshaft Position Sensor -G40-, CHECKING -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . |
| P020D | - | Cylinder 4 Injection Timing | -- Check Camshaft Position Sensor -G40- Refer to Camshaft Position Sensor -G40-, CHECKING -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check Fuel Injectors -N30, N31, N32, N33-. Refer to FUEL INJECTORS, CHECKING . |
| P0230 | Electric Fuel Pump Short Circuit | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING | |
| P0234 | 16618 | Charge Air Boost Pressure Rationality Check Low | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0236 | 16620 | Charge Air Pressure Sensor Circuit Plausibility Check | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0237 | 16621 | Charge Air Pressure Sensor Circuit Short to Ground | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0238 | 16622 | Charge Air Pressure Sensor Circuit Open or Short to Battery voltage | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P023A | - | Charge Air Cooler Coolant Pump Control Circuit/Open | -- Refer to the appropriate repair information for coolant pump diagnosis. |
| P023B | - | Charge Air Cooler Coolant Pump Control Circuit Low | -- Refer to the appropriate repair information for coolant pump diagnosis. |
| P023C | - | Charge Air Cooler Coolant Pump Control Circuit High | -- Refer to the appropriate repair information for coolant pump diagnosis. |
| P025A | - | Fuel Pump Module Control Circuit/Open | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING |
| P025C | - | Fuel Pump Module Control Circuit Low | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING |
| P025D | - | Fuel Pump Module Control Circuit High | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING |
| P0263 | 16647 | Cylinder 1 Contribution/Balance | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING .-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .-- The ECM may need to be programmed using a VAS 50XX (available for rental from your local Dealer or equivalent scan tool), with the calibration number stamped on the injectors or for an injector that was replaced during diagnosis you must change the individual calibration number |
| P0266 | 16650 | Cylinder 2 Contribution/Balance | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING .-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .-- The ECM may need to be programmed using a VAS 50XX (available for rental from your local Dealer or equivalent scan tool), with the calibration number stamped on the injectors or for an injector that was replaced during diagnosis you must change the individual calibration number |
| P0269 | 16653 | Cylinder 3 Contribution/Balance | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING .-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .-- The ECM may need to be programmed using a VAS 50XX (available for rental from your local Dealer or equivalent scan tool), with the calibration number stamped on the injectors or for an injector that was replaced during diagnosis you must change the individual calibration number |
| P026A | - | Charge Air Cooler Efficiency Below Threshold | -- Check the air to air intercooler in front of the radiator for debris obstructing the cooling fins, restricted or collapsed hoses, damaged or missing lower fascia or splash shield. Correct the condition and clear the DTC. Test drive vehicle.-- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0272 | 16656 | Cylinder 4 Contribution/Balance | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING .-- Check the Cylinder 1 Fuel Injector -N30-. Refer to FUEL INJECTORS, CHECKING .-- The ECM may need to be programmed using a VAS 50XX (available for rental from your local Dealer or equivalent scan tool), with the calibration number stamped on the injectors or for an injector that was replaced during diagnosis you must change the individual calibration number |
| P0299 | 16683 | Charge Air Boost Pressure Rationality Check High | -- Check Charge Air Pressure Sensor -G31-. Refer to Intake Manifold Temperature Sensor -G72-, CHECKING . |
| P0300 | 16684 | Random/Multiple Cylinder Misfire Detected | -- Check the Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P0301 | 16685 | Cylinder 1 Misfire Detected | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P0302 | 16686 | Cylinder 2 Misfire Detected | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P0303 | 16687 | Cylinder 3 Misfire Detected | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P0304 | 16688 | Cylinder 4 Misfire Detected | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P0321 | 16705 | Crank angle / engine speed sensor plausibility of crankshaft signal | -- Check the Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P0322 | 16706 | Crank angle / engine speed sensor plausibility (no increment signal) | -- Check the Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P0341 | 16725 | Phase Sensor For VVT Signal Not Plausible | -- Check the Camshaft Position Sensor -G40- Refer to Camshaft Position Sensor -G40-, CHECKING |
| P0381 | 16765 | Glow Plug Control Indicator Lamp error message from instrument panel | -- Check the Data Bus On Board Diagnostic Interface -J533-. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| P0383 | - | Glow Plug Time Control Module Control Circuit Short to Ground | -- Check the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0401 | 16785 | Exhaust Gas Recirc.Flow Insufficient Detected | -- Check the EGR Motor -V338-. Refer to EGR Valve 1 -GX5-, CHECKING .-- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P0402 | 16786 | Exhaust Gas Recirc.Flow Excessive Detected | -- Check the EGR Motor -V338-. Refer to EGR Valve 1 -GX5-, CHECKING .-- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P0403 | 16787 | HP EGR Actuator Circuit Open | -- Check the EGR Motor -V338-. Refer to EGR Valve 1 -GX5-, CHECKING . |
| P0405 | - | HP EGR Position Sensor Short to Ground | -- Check the EGR Potentiometer -G212-. Refer to EGR Valve 1 -GX5-, CHECKING . |
| P0406 | - | HP EGR Position Sensor Short to Battery Voltage | -- Check the EGR Potentiometer -G212-. Refer to EGR Valve 1 -GX5-, CHECKING . |
| P040C | - | Exhaust Gas Recirculation Temperature Sensor Short to Ground | -- Check EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING . |
| P040D | - | Exhaust Gas Recirculation Temperature Sensor Open or Short to Battery voltage | -- Check EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING . |
| P041B | Exhaust gas temperature sensor downstream LP EGR cooler cross check of temperature sensors | -- Check EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING . | |
| P0420 | 16804 | NMHC Oxidation Catalyst System Functional check: conversion efficiency | -- Check EGR Temperature Sensor -G98-. Refer to EGR Temperature Sensor -G98-, CHECKING . |
| P045A | - | LP EGR Actuator Circuit Open or Malfunction Error | -- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P045B | - | LP EGR Actuator Circuit position sensor signal in desired range (closed) | -- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P045C | LP EGR Actuator Circuits Short to Ground | -- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . | |
| P045D | - | LP EGR Actuator Circuits Short to Battery Voltage | -- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P045E | - | Exhaust Gas Recirculation ""B"" Control Stuck Open | -- Check the Exhaust Gas Recirculation Position Sensor 2 -G466-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P045F | - | Exhaust Gas Recirculation ""B"" Control Stuck Closed | -- Check the Exhaust Gas Recirculation Position Sensor 2 -G466-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P046C | - | Exhaust Gas Recirculation Sensor ""A"" Circuit Range/Performance | -- Check the EGR Motor -V338-. Refer to EGR Valve 1 -GX5-, CHECKING . |
| P0470 | - | Differential Pressure Sensor Circuit Open or Short to Battery voltage | -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING . |
| P0471 | - | Differential Pressure Sensor Circuit Dynamic check | -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING . |
| P0472 | - | Differential Pressure Sensor Circuit Short to Ground | -- Check the Differential Pressure Sensor -G505-. Refer to Differential Pressure Sensor -G505-, CHECKING . |
| P0474 | - | Exhaust Pressure Sensors Circuit Detection of a disconnected | Detection of a disconnected differential pressure sensor hose line downstream of particular filter, as both differential pressure sensors across PM trap and LP EGR share the same connection downstream the PM trap, this failure could be detected by evaluating the differential pressure across LP EGR. -- Check Exhaust Pressure Sensor -G450- / Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P0475 | - | Exhaust flap actuator open load | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P0477 | - | Exhaust flap actuator Short to Ground | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P0478 | - | Exhaust flap actuator Short to Battery Voltage | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P047F | - | Exhaust Pressure Control Valve ""A"" Stuck Open | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P0486 | - | LP EGR Position Sensor Circuit Open | -- Check the Exhaust Gas Recirculation Position Sensor 2 -G466-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P048A | - | Exhaust Pressure Control Valve ""A"" Stuck Closed | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P048B | - | Exhaust Flap Position Sensor signal range check low | -- Check Exhaust Flap Control Module -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P048C | - | Exhaust flap actuator Position Sensor signal in desired range during closed position learning | -- Check Exhaust Door Control Unit -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P048E | - | Exhaust Flap Position Sensor signal range check high | -- Check the Exhaust Flap Control Module -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P05A0 | Active Grille Air Shutter "A" Stuck On | -- Check the Radiator Shutter Motor - V544-, CHECKING | |
| P05A2 | Active Grill Shutter open circuit | -- Check the Radiator Shutter Motor -V544-. Refer to Radiator Shutter Motor - V544-, CHECKING | |
| P05A3 | Active Grille Air Shutter "A" Control Circuit Range/Performance | -- Check the Radiator Shutter Motor -V544-. Refer to Radiator Shutter Motor - V544-, CHECKING | |
| P05A4 | Active Grill Shutter short to battery plus | -- Check the Radiator Shutter Motor -V544-. Refer to Radiator Shutter Motor - V544-, CHECKING | |
| P05A5 | Active Grill Shutter short to ground | -- Check the Radiator Shutter Motor -V544-. Refer to Radiator Shutter Motor - V544-, CHECKING | |
| P05C0 | Active Grille Air Shutter Module "A" Over Temperature | -- Check the Radiator Shutter Motor -V544-. Refer to Radiator Shutter Motor - V544-, CHECKING | |
| P0501 | 16885 | Vehicle Speed Sensor Performance | -- Check the speed signal input. |
| P0502 | - | Vehicle Speed Sensor Circuit Low Input | -- Check the speed signal input. |
| P0506 | 16890 | Idle Control System RPM Lower than Expected | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING .-- 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 the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING .-- 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. |
| P050E | - | Cold Start Engine Exhaust Temperature Too Low | -- Check Exhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensor 1 -G235-, CHECKING /Exhaust Gas Temperature Sensor 2 -G448-, CHECKING /Exhaust Gas Temperature Sensor 3 -G495-, CHECKING /Exhaust Gas Temperature Sensor 4 -G648-, CHECKING -- Check the Exhaust Flap Control Module -J883-. Refer to Exhaust Door Control Unit -J883-, CHECKING . |
| P0544 | 16928 | Exhaust Gas Temperature Sensor Upstream Turbocharger Open or Short to Battery voltage | -- Check the Exhaust Gas Temperature Sensor 1 -G235-. Refer to Exhaust Gas Temperature Sensor 1 -G235-, CHECKING . |
| P0545 | 16929 | Exhaust Gas Temperature Sensor Upstream Turbocharger Short to Ground | -- Check the Exhaust Gas Temperature Sensor 1 -G235-. Refer to Exhaust Gas Temperature Sensor 1 -G235-, CHECKING |
| P054E | - | Idle Control System - Fuel Quantity Lower Than Expected | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P054F | - | Idle Control System - Fuel Quantity Higher Than Expected | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P0562 | 16946 | System Voltage Low Voltage | -- Check the Voltage Supply input. |
| P0604 | 16988 | EEPROM Memory Error | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P0605 | 16989 | ECM Internal Test Error | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| 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. |
| P0634 | 17018 | ECM Internal Temperature Too High | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P0641 | 17025 | Sensor Reference Voltage "A" Circuit Open | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P064A | Electric fuel pump electronics defective / over temperature 1 / 2 | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING | |
| P064C | - | Glow Plug Time Control Module Circuit Wrong Calibration | -- Check the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0651 | 17035 | Sensor Reference Voltage "B" Circuit Open | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P066A | - | Glow Plug Cylinder 1 Circuit Short to Battery Voltage | -- Check the Glow Plug 1 -Q10-. |
| P066C | - | Glow Plug Cylinder 2 Circuit Short to Battery Voltage | -- Check the Glow Plug 2 -Q11-. |
| P066E | - | Glow Plug Cylinder 3 Circuit Short to Battery Voltage | -- Check the Glow Plug 3 -Q12-. |
| P0667 | ECU temperature cross check of temperature sensors at cold start conditions | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. | |
| P0670 | 17054 | Glow Plug Time Module Control Circuit Open or Short to Battery voltage | -- Check the Glow Plugs -- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0671 | 17055 | Glow Plug Cylinder 1 Circuit Open or Short to Ground | -- Check the Glow Plug 1 -Q10- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0672 | 17056 | Glow Plug Cylinder 2 Circuit Open or Short to Ground | -- Check the Glow Plug 2 -Q11- /Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0673 | 17057 | Glow Plug Cylinder 3 Circuit Open or Short to Ground | -- Check the Glow Plug 3 -Q12- /Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P0674 | 17057 | Glow Plug Cylinder 4 Circuit Open or Short to Ground | -- Check the Glow Plug 4 -Q13- /Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P067A | - | Glow Plug Cylinder 4 Circuit Short to Battery Voltage | -- Check the Glow Plug 4 -Q13-.. |
| P0684 | 17068 | Glow Plug Time Control Module Circuit No PCM Communication | -- Check the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING .-- Check the Data Bus On Board Diagnostic Interface -J533-. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . |
| P068A | - | ECM Power Relay Performance - Open to Early | -- Check the ECM Power Relay -J317-. |
| P068B | - | ECM Power Relay Performance - Stuck | -- Check the ECM Power Relay -J317-. |
| P0697 | 17081 | Sensor Reference Voltage "C" Circuit Open | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P06B9 | - | Glow Plug Cylinder 1 Resistance Check | -- Check the Glow Plug 1 -Q10- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P06BA | - | Glow Plug Cylinder 2 Resistance Check | -- Check the Glow Plug 2 -Q11- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P06BB | - | Glow Plug Cylinder 3 Resistance Check | -- Check the Glow Plug 3 -Q12- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P06BC | - | Glow Plug Cylinder 4 Resistance Check | -- Check the Glow Plug 4 -Q13- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . |
| P06C5 | - | Glow Plug Cylinder 1 Incorrect Type | -- Check the Glow Plug 1 -Q10- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . Note: Replace with know good Glow Plug and Retest, make sure and follow replacement procedures in repair information |
| P06C6 | - | Glow Plug Cylinder 2 Incorrect Type | -- Check the Glow Plug 2 -Q11- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . Note: Replace with know good Glow Plug and Retest, make sure and follow replacement procedures in repair information |
| P06C7 | - | Glow Plug Cylinder 3 Incorrect Type | -- Check the Glow Plug 3 -Q12- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . Note: Replace with know good Glow Plug and Retest, make sure and follow replacement procedures in repair information |
| P06C8 | - | Glow Plug Cylinder 4 Incorrect Type | -- Check the Glow Plug 4 -Q13- and the Automatic Glow Time Control Module -J179-. Refer to Automatic Glow Time Control Module -J179-, CHECKING . Note: Replace with know good Glow Plug and Retest, make sure and follow replacement procedures in repair information |
| P1004 | - | Torque Difference Cylinder 1: Limit Value Exceeded | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P1005 | - | Torque Difference Cylinder 2: Limit Value Exceeded | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P1006 | - | Torque Difference Cylinder 3: Limit Value Exceeded | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P1007 | - | Torque Difference Cylinder 4: Limit Value Exceeded | -- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING .-- Check for a plugged fuel filter or restricted/kinked line. Refer to Repair Information-- 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 |
| P13CE | - | Cylinder 1 Pressure Sensor Circuit Short to Battery Voltage | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING . |
| P13CF | - | Cylinder 1 Pressure Sensor Circuit Short to Ground | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING . |
| P13D0 | - | Cylinder 1 Pressure Sensor Circuit Out of Range | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING . |
| P13D1 | - | Cylinder 2 Pressure Sensor Circuit Open or Short to Battery Voltage | -- Check the Cylinder 2 Combustion Chamber Pressure Sensor -G678-. Refer to Cylinder 2 Combustion Chamber Pressure Sensor -G678-, CHECKING . |
| P13D2 | - | Cylinder 2 Pressure Sensor Circuit Short to Ground | -- Check the Cylinder 2 Combustion Chamber Pressure Sensor -G678-. Refer to Cylinder 2 Combustion Chamber Pressure Sensor -G678-, CHECKING . |
| P13D3 | - | Cylinder 2 Pressure Sensor Circuit Out of Range | -- Check the Cylinder 2 Combustion Chamber Pressure Sensor -G678-. Refer to Cylinder 2 Combustion Chamber Pressure Sensor -G678-, CHECKING . |
| P13D4 | - | Cylinder 3 Pressure Sensor Circuit Open or Short to Battery Voltage | -- Check the Cylinder 3 Combustion Chamber Pressure Sensor -G679-. Refer to Cylinder 3 Combustion Chamber Pressure Sensor -G679-, CHECKING . |
| P13D5 | - | Cylinder 3 Pressure Sensor Circuit Short to Ground | -- Check the Cylinder 3 Combustion Chamber Pressure Sensor -G679-. Refer to Cylinder 3 Combustion Chamber Pressure Sensor -G679-, CHECKING . |
| P13D6 | - | Cylinder 3 Pressure Sensor Circuit Out of Range | -- Check the Cylinder 3 Combustion Chamber Pressure Sensor -G679-. Refer to Cylinder 3 Combustion Chamber Pressure Sensor -G679-, CHECKING . |
| P13D7 | - | Cylinder 4 Pressure Sensor Circuit Open or Short to Battery Voltage | -- Check the Cylinder 4 Combustion Chamber Pressure Sensor -G680-. Refer to Cylinder 4 Combustion Chamber Pressure Sensor -G680-, CHECKING . |
| P13D8 | - | Cylinder 4 Pressure Sensor Circuit Short to Ground | -- Check the Cylinder 4 Combustion Chamber Pressure Sensor -G680-. Refer to Cylinder 4 Combustion Chamber Pressure Sensor -G680-, CHECKING . |
| P13D9 | - | Cylinder 4 Pressure Sensor Circuit Out of Range | -- Check the Cylinder 4 Combustion Chamber Pressure Sensor -G680-. Refer to Cylinder 4 Combustion Chamber Pressure Sensor -G680-, CHECKING . |
| P13E0 | - | Cylinder 1 Pressure Sensor Circuit Plausibility check | -- Check the Cylinder 1 Combustion Chamber Pressure Sensor -G677-. Refer to Cylinder 1 Combustion Chamber Pressure Sensor -G677-, CHECKING .-- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P13E1 | - | Cylinder 2 Pressure Sensor Circuit Plausibility check | -- Check the Cylinder 2 Combustion Chamber Pressure Sensor -G678-. Refer to Cylinder 2 Combustion Chamber Pressure Sensor -G678-, CHECKING .-- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P13E2 | - | Cylinder 3 Pressure Sensor Circuit Plausibility check | -- Check the Cylinder 3 Combustion Chamber Pressure Sensor -G679-. Refer to Cylinder 3 Combustion Chamber Pressure Sensor -G679-, CHECKING .-- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P13E3 | - | Cylinder 4 Pressure Sensor Circuit Plausibility check | -- Check the Cylinder 4 Combustion Chamber Pressure Sensor -G680-. Refer to Cylinder 4 Combustion Chamber Pressure Sensor -G680-, CHECKING .-- Check Engine Speed (RPM) Sensor -G28-. Refer to Engine Speed Sensor -G28-, CHECKING . |
| P146D | - | SCR heater circuit 1 (AdBlue® tank) short cut to battery plus, current sensor | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P146F | - | SCR heater circuit 2 (AdBlue® line, dosing unit) short to battery plus, current sensor | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P148B | - | SCR heater control circuit 1 external short to battery plus | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P148C | - | SCR heater control circuit 2 external short at pressure line hester | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P16BA | Water pump for charge air intercooler running dry | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16BF | Electric coolant pump short circuit to ground | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C0 | Electric coolant pump short circuit to battery | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C1 | Electric coolant pump open loop | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C6 | Electric coolant pump coolant pump running-dry | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C7 | Electric coolant pump coolant pump blocked | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C8 | Electric coolant pump coolant pump overheated | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16C9 | Electric coolant pump min speed not reached | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P16CB | Electric coolant pump missing battery signal | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P169A | - | Transport Mode Active | -- Mode can be deactivated with a factory scan tool or will automatically turn off after vehicle accumulates the first 100 miles of driving. |
| P199C | Main coolant pump short to battery plus | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P199D | Main coolant pump short to ground | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P199E | Main coolant pump open circuit | -- Refer to the appropriate repair information for coolant pump diagnosis. | |
| P20BB | - | Reductant Heater "A" Control Circuit Low | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20BC | - | Reductant Heater "A" Control Circuit High | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20BD | - | Reductant Heater "B" Control Circuit/Open | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20BF | - | Reductant Heater "B" Control Circuit Low | -- 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 | -- 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 | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20B9 | - | Reductant Heater "A" Control Circuit/Open | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20C0 | - | Reductant Heater "B" Control Circuit High | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P20E8 | - | Reductant Pressure Too Low | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING |
| P20E9 | - | Reductant Pressure Too High | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING |
| P20EA | SCR-relay relay stuck in open position | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P20EB | SCR-relay relay stuck in closed position | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P20FA | Reductant Pump "B" Control Circuit/Open | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P20FB | Reductant Pump "B" Control Performance/Stuck Off | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P20FC | Reductant Pump "B" Control Circuit Low | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P20FD | Reductant Pump "B" Control Circuit High | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P202A | - | Reductant Tank Heater Control Circuit/Open | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P202B | - | Reductant Tank Heater Control Circuit Low | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P202C | - | Reductant Tank Heater Control Circuit High | -- Check the Reducing Agent Heater Control Module -J891- Refer to Reducing Agent Heater Control Module -J891-, CHECKING |
| P2002 | - | Particulate Trap Bank 1 Efficiency Below Threshold | Regeneration Service must be performed. Refer to REGENERATION AND DIESEL PARTICULATE FILTER, CHECKING -- Check the Exhaust Pressure Sensor 1 -G450- / Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2031 | - | Exhaust Gas Temperature Sensor Open or Short to Battery voltage | -- Check the Exhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING . |
| P2032 | - | Exhaust Gas Temperature Sensor Short to Ground | -- Check the Exhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING |
| P203A | - | Reductant Level Sensor "A" Circuit Low | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING |
| P203B | - | Reductant Level Sensor "A" Circuit Range/Performance | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING |
| P203C | Reductant Level Sensor "A" Circuit Low | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P203D | Reductant Level Sensor "A" Circuit Hig | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P2047 | - | Reductant Injection Valve Circuit/Open Bank 1 Unit 1 | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P2048 | - | Reductant Injection Valve Circuit Low Bank 1 Unit 1 | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P2049 | - | Reductant Injection Valve Circuit High Bank 1 Unit 1 | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P204F | - | Reductant System Performance Bank 1 | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P205B | - | Reductant Tank Temperature Sensor Circuit Range/Performance | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING |
| P206B | Reductant Quality Sensor Circuit Range/Performance | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P207F | Reductant Quality Performance | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING | |
| P208A | - | Reductant Pump "A" Control Circuit/Open | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P208B | - | Reductant Pump "A" Control Performance/Stuck Off | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P208C | - | Reductant Pump "A" Control Circuit Low | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P208D | - | Reductant Pump "A" Control Circuit High | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P208E | - | Reductant Injection Valve Stuck Closed Bank 1 Unit 1 | -- Check the Reducing Agent Injector -N474- Refer to Reducing Agent Injector -N474-, CHECKING |
| P220A | NOx Sensor Supply Voltage Circuit Bank 1 Sensor 1 | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING | |
| P2080 | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Range/Performance | -- Check the Exhaust Gas Temperature Sensor 1 -G235-. Refer to.Exhaust Gas Temperature Sensor 1 -G235-, CHECKING |
| P2084 | - | Exhaust Gas Temperature Sensor 2 Circuit Range/Performance | -- Check the Exhaust Gas Temperature Sensor 2 -G448-. Refer to Exhaust Gas Temperature Sensor 2 -G448-, CHECKING |
| P2088 | 18520 | VVT Actuator Short to Ground | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . |
| P2089 | VVT Actuator Short to Battery Plus | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, CHECKING . | |
| P21CE | Reductant Quality Module Performance | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P21C7 | Reductant Control Module Power Relay/Relays Control Circuit/Open | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P21C8 | Reductant Control Module Power Relay/Relays Control Circuit Low | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P21C9 | Reductant Control Module Power Relay/Relays Control Circuit High | -- Check the Reducing Agent Metering System Delivery Unit -GX19- Refer to Reducing Agent Metering System Delivery Unit -GX19-, CHECKING | |
| P2100 | 18532 | Throttle Actuator Control Motor Circuit/Open | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2101 | 18533 | Throttle Valve Actuator short circuit over load | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2102 | 18534 | Throttle Valve Actuator Short to Ground | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2103 | 18535 | Throttle Valve Actuator Short to Battery voltage | -- Check theThrottle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2111 | - | Throttle Actuator Control System - Stuck Open | -- Check the Throttle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2112 | 18554 | Throttle Actuator Control System - Stuck closed | -- Check theThrottle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . |
| P2122 | 18554 | Throttle/Pedal Pos. Sens./Switch D Circuit Low Input | -- Check the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185-. Refer to Accelerator Pedal Module -GX2-, CHECKING . |
| P2123 | 18555 | Throttle/Pedal Pos. Sens./Switch D Circuit High Input | -- Check the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185-. Refer to Accelerator Pedal Module -GX2-, CHECKING . |
| P2127 | 18559 | Throttle/Pedal Pos. Sens./Switch E Circuit Low Input | -- Check the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185-. Refer to Accelerator Pedal Module -GX2-, CHECKING . |
| P2128 | 18560 | Throttle/Pedal Pos. Sens./Switch E Circuit High Input | -- Check the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185-. Refer to Accelerator Pedal Module -GX2-, CHECKING . |
| P2138 | 18570 | Throttle/Pedal Position Sensor/Switch D/E Voltage Correlation | -- Check the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185-. Refer to Accelerator Pedal Module -GX2-, CHECKING . |
| P2146 | 18578 | Fuel Injector Group "A" Supply Voltage Circuit/Open | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING . |
| P2149 | 18581 | Fuel Injector Group "B" Supply Voltage Circuit/Open | -- Check Fuel Injectors --. Refer to FUEL INJECTORS, CHECKING . |
| P2173 | Throttle Actuator Control System - High Airflow Detected | -- Check theThrottle Valve Control Module -J338-. Refer to Throttle Valve Control Module -J338-, CHECKING . | |
| P2183 | - | Engine Coolant Temperature Sensor On Radiator Circuit Range / Performance | -- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING . |
| P2184 | 18616 | Engine Coolant Temperature Sensor On Radiator Outlet Circuit Short to Ground | -- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING . |
| P2185 | 18617 | Engine Coolant Temperature Sensor On Radiator Outlet Circuit Open or Short to Battery Voltage | -- Check the Engine Coolant Temperature Sensor On Radiator Outlet -G83-. Refer to Engine Coolant Temperature Sensor On Radiator Outlet -G83-, CHECKING . |
| P2195 | 18627 | O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P2196 | 18628 | O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P2200 | - | NOx sensor upstream SCR catalyst open circuit/ short cut | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P2201 | - | NOx Sensor Circuit Range/Performance Bank 1 Sensor 1 | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P2202 | - | NOx Sensor Bank 1 Sensor 1 Circuit Low | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P2203 | - | NOx Sensor Bank 1 Sensor 1 Circuit High | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P2209 | - | NOx Sensor Heater Sense Bank 1 Sensor 1 Circuit Range/Performance | -- Check the Nox Sensor Control Module -J583-. Refer to Nox Sensor Control Module -J583-, CHECKING |
| P2237 | 18669 | O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P2243 | 18675 | O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P2251 | 18683 | O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P226C | Turbocharger Boost Control "A" Slow Response | -- Check the Wastegate Bypass Regulator Valve -N75-. Refer to Wastegate Bypass Regulator Valve -N75-, 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. |
| P2294 | 18726 | Fuel Pressure control Valve / fuel pressure regulator Circuit Open | -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING . |
| P2295 | 18727 | Fuel Pressure control Valve / fuel pressure regulator Shorted to Ground | -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING . |
| P2296 | 18728 | Fuel Pressure control Valve / fuel pressure regulator Shorted to Battery Voltage | -- Check the Fuel Metering Valve -N290-. Refer to Fuel Metering Valve -N290-, CHECKING . |
| P240F | - | Exhaust Gas Recirculation Slow Response | -- Check the EGR Motor -V338-. Refer to EGR Valve 1 -GX5-, CHECKING .-- Check the EGR Motor 2 -V339-. Refer to EGR Valve 2 -GX6-, CHECKING . |
| P241F | EGR Cooler "B" Efficiency Below Threshold | -- Check the EGR Valve 2 -GX6-. Refer to EGR Valve 2 -GX6-, CHECKING | |
| P242A | - | Exhaust Gas Temperature Sensor Open or Short to Battery voltage | -- Check the Exhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING . |
| P242B | - | Exhaust Gas Temperature Sensor 3 Circuit Plausibility check | -- Check the Exhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING . |
| P242C | - | Exhaust Gas Temperature Sensor Short to Ground | -- Check theExhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING |
| P244C | - | Exhaust Gas Temperature Sensors Circuit Feedback check | -- Check theExhaust Gas Temperature Sensors --. Refer to Exhaust Gas Temperature Sensor 1 -G235-, CHECKING /Exhaust Gas Temperature Sensor 2 -G448-, CHECKINGExhaust Gas Temperature Sensor 3 -G495-, CHECKING /Exhaust Gas Temperature Sensor 4 -G648-, CHECKING |
| P2452 | - | Exhaust Pressure Sensor Circuit Short to Battery voltage | -- Check the Exhaust Pressure Sensor 1 -G450- and Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2453 | - | Exhaust Pressure Sensor Circuit Offset detection during afterrun | -- Check the Exhaust Pressure Sensor 1 -G450- and Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2454 | - | Exhaust Pressure Sensor Circuit Short to Ground | -- Check the Exhaust Pressure Sensor 1 -G450- and Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2456 | - | Exhaust Pressure Sensor Circuit Plausibility check | -- Check the Exhaust Pressure Sensor 1 -G450- and Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2458 | - | Diesel Particulate Filter Regeneration Duration | Regeneration Service must be performed. Refer to REGENERATION AND DIESEL PARTICULATE FILTER, CHECKING -- Check the Exhaust Pressure Sensor 1 -G450- / Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2459 | - | Diesel Particulate Filter Regeneration Frequency | Regeneration Service must be performed. Refer to REGENERATION AND DIESEL PARTICULATE FILTER, CHECKING -- Check the Exhaust Pressure Sensor 1 -G450- / Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P2463 | - | Diesel Particulate Filter Soot Accumulation | Regeneration Service must be performed. Refer to REGENERATION AND DIESEL PARTICULATE FILTER, CHECKING -- Check the Exhaust Pressure Sensor 1 -G450- / Differential Pressure Sensor -G505-. Refer to Exhaust Gas Recirculation Pressure Sensor -G691-, CHECKING /Differential Pressure Sensor -G505-, CHECKING . |
| P246E | - | Exhaust Gas Temperature Sensor Open or Short to Battery voltage | -- Check the Exhaust Gas Temperature Sensor 4 -G648-. Refer to Exhaust Gas Temperature Sensor 4 -G648-, CHECKING . |
| P246F | - | Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4 Range/Performance | -- Check the Exhaust Gas Temperature Sensor 4 -G648-. Refer to Exhaust Gas Temperature Sensor 4 -G648-, CHECKING . |
| P2470 | - | Exhaust Gas Temperature Sensor Short to Ground | -- Check the Exhaust Gas Temperature Sensor 4 -G648-. Refer to Exhaust Gas Temperature Sensor 4 -G648-, CHECKING |
| P2478 | - | Exhaust Gas Temperature Out of Range Bank 1 Sensor 1 | -- Check theExhaust Gas Temperature Sensor 1 -G235-. Refer to Exhaust Gas Temperature Sensor 1 -G235-, CHECKING |
| P247A | - | Exhaust Gas Temperature Sensor 3 Circuit Out of Range | -- Check the Exhaust Gas Temperature Sensor 3 -G495-. Refer to Exhaust Gas Temperature Sensor 3 -G495-, CHECKING . |
| P2563 | - | Charge Pressure Actuator Position Sensor Circuit Range / Performance | -- Check the Charge Pressure Actuator Position Sensor -G581-. Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING . |
| P2564 | 18996 | Charge Pressure Actuator Position Sensor Circuit Short to Ground | -- Check the Charge Pressure Actuator Position Sensor -G581-. Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING . |
| P2565 | 18997 | Charge Pressure Actuator Position Sensor Circuit Open or Short to Battery voltage | -- Check the Charge Pressure Actuator Position Sensor -G581-. Refer to Charge Pressure Actuator Position Sensor -G581-, CHECKING . |
| P2610 | - | ECM/PCM Internal Engine Off Timer Performance | -- Replace the Engine Control Module (ECM) -J623- Refer to the Repair Information for procedure. |
| P2626 | 19058 | O2 Sensor Pumping Current Trim Circuit/Open Bank 1, Sensor 1 | -- Check the Oxygen Sensor 1 Before Catalytic Converter -GX10-. Refer to Oxygen Sensor 1 Before Catalytic Converter -GX10-, CHECKING . |
| P2635 | Electric Fuel Pump Speed Too Low / Mechanical Fault | -- Check the Transfer Fuel Pump -G6- Refer to FUEL TRANSFER PUMP AND FUEL PUMP RELAY, CHECKING | |
| P268A | - | Fuel Injectors Calibration Not Learned / Programmed | The ECM will need to be programmed using a VAS 50XX (available for rental from your local Dealer or equivalent scan tool), with the calibration number stamped on the injectors or for an injector that was replaced during diagnosis you must change the individual calibration number |
| P3007 | Camshaft sensor G40 no signal | -- Check the Camshaft Position Sensor -G40-. Refer to Camshaft Position Sensor -G40-, 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 | High Speed CAN Communication Bus Performance | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . | |
| U029D | monitoring communication with NOx sensor | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . | |
| U05A3 | Invalid Data Received From Reductant Quality Module | -- Check the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . | |
| U059E | monitoring communication with NOx sensor | -- 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 the CAN Bus. Refer to CAN BUS TERMINAL RESISTANCE, CHECKING . | |
| U0146 | 28818 | Lost Communication With Gateway "A" | Check Gateway communication with a scan tool. If no Gateway communication with scan tool and all other modules communicate, check Gateway power and grounds. If OK, replace Gateway 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. |
| U02A2 | Lost Communication with Reductant Quality Module | -- Check the Reductant quality, refer to REDUCING AGENT (ADBLUE®) CONSUMPTION OR QUALITY CHECKING | |
| 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 | Refer to the Repair Information for Instrument Cluster diagnosis. | |
| U0402 | 29074 | Invalid Data Received From Transmission Control Module | May have VIN error. Check VIN in each module for correct data |
| U0415 | 29087 | Invalid Data Received From Anti-Lock Brake System Control Module | May have vehicle speed error. Using a scan tool, check for correct vehicle speed reading from wheel sensors in ABS module. If an ABS fault (DTC) exists, refer to the ABS Diagnosis in the Repair Information. |
| U0422 | - | Invalid Data Received From Body Control Module | Refer to the Repair Information for Instrument Cluster diagnosis. |
| U0423 | - | Invalid Data Received From Instrument Panel Cluster Control Module | May have VIN error. Check VIN in each module for correct data |
| U0447 | - | Lost Communication With Gateway "A" | Check Gateway communication with a scan tool. If no Gateway communication with scan tool and all other modules communicate, check Gateway power and grounds. If OK, replace Gateway Module. |
| U1103 | ECM in production mode | -- Mode can be deactivated with a factory scan tool or will automatically turn off after vehicle accumulates the first 100 miles of driving. |