Diagnostic Trouble Codes (DTC) Index
DIAGNOSTIC TROUBLE CODES (DTC) INDEX
| SAE Code | VAG Code | Code Description | Corrective Action |
|---|---|---|---|
| P0030 | 16414 | HO2S Heater Control Circuit (Bank 1 Sensor 1) (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P0031 | 16415 | HO2S Heater Control Circuit (Bank 1 Sensor 1 Low (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P0032 | 16416 | HO2S Heater Control Circuit (Bank 1 Sensor 1) High (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P0101 | 16485 | Mass or Volume Air Flow Circuit | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0102 | 16486 | Mass or Volume Air Flow A Circuit Low Input | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0103 | 16487 | Mass or Volume Air Flow A Circuit High Input | -- Check Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P0105 | 16489 | Manifold Absolute Pressure/Barometric Pressure Circuit | -- Check the Manifold Absolute Pressure (MAP) and Barometric Pressure (BARO) sensors --. Refer to MANIFOLD ABSOLUTE PRESSURE SENSOR, CHECKING . |
| P0106 | 16490 | Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance | -- Check the Manifold Absolute Pressure (MAP) and Barometric Pressure (BARO) sensors --. Refer to MANIFOLD ABSOLUTE PRESSURE SENSOR, CHECKING . |
| P0107 | 16491 | Manifold Absolute Pressure/Barometric Pressure Circuit Low Input | -- Check the Manifold Absolute Pressure (MAP) and Barometric Pressure (BARO) sensors --. Refer to MANIFOLD ABSOLUTE PRESSURE SENSOR, CHECKING . |
| P0108 | 16492 | Manifold Absolute Pressure/Barometric Pressure Circuit High Input | -- Check the Manifold Absolute Pressure (MAP) and Barometric Pressure (BARO) sensors --. Refer to MANIFOLD ABSOLUTE PRESSURE 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 / Valve.Temperature below control range | -- Check Engine Coolant Temperature (ECT) Sensor -G62-. Refer to ENGINE COOLANT TEMPERATURE SENSOR, CHECKING . |
| P0135 | 16519 | O2 Sensor Heater Circuit, Bank 1- Sensor 1 Electrical Fault (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, 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 . |
| P0216 | 16600 | Injector/Injection Timing Control Circuit Malfunction | -- Check Cold Start Injector -N108-. Refer to COLD START INJECTOR, CHECKING . |
| P0225 | 16609 | Throttle/Pedal Position Sensor/Switch "C" Circuit Voltage Supply | -- Check Throttle Position (TP) Sensor -G79- /Closed Throttle Position (CTP) Switch -F60-. Refer to THROTTLE POSITION SENSOR FROM MY 1999/CLOSED THROTTLE POSITION SWITCH, CHECKING . |
| P0226 | 16610 | Throttle/Pedal Position Sensor/Switch "C" Circuit Range/Performance | -- Check Throttle Position (TP) Sensor -G79- /Closed Throttle Position (CTP) Switch -F60-. Refer to THROTTLE POSITION SENSOR FROM MY 1999/CLOSED THROTTLE POSITION SWITCH, CHECKING . |
| P0228 | 16612 | Throttle/Pedal Position Sensor/Switch "C" Circuit High | -- Check Throttle Position (TP) Sensor -G79- /Closed Throttle Position (CTP) Switch -F60-. Refer to THROTTLE POSITION SENSOR FROM MY 1999/CLOSED THROTTLE POSITION SWITCH, CHECKING . |
| P0234 | 16618 | Turbo/Super Charger Overboost Condition limit exceeded | -- Check Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . |
| P0245 | 16629 | Turbo/Super Charger Wastegate Solenoid "A" Low Input/Short to ground | -- Check Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . |
| P0246 | 16630 | Turbo/Super Charger Wastegate Solenoid "A" High Input/Short to B+ | -- Check Wastegate Bypass Regulator Valve -N75-. Refer to WASTEGATE BYPASS REGULATOR VALVE, CHECKING . |
| P0300 | 16684 | Random/Multiple Cylinder. Misfire Detected | -- Check cylinder combustion. Refer to Fuel Mechanical. -- Check electrical connection to Diesel Fuel Injection Pump. -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . -- Check for a plugged fuel filter. Refer to Fuel Injection & Ignition System. -- Check the Fuel Injector --. Refer to FUEL INJECTORS, CHECKING . -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0301 | 16685 | Cylinder 1 Misfire Detected | -- Check cylinder combustion. Refer to Fuel Mechanical. -- Check electrical connection to Diesel Fuel Injection Pump. -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . -- Check for a plugged fuel filter. Refer to Fuel Injection & Ignition System.-- Check the Fuel Injector --. Refer to FUEL INJECTORS, CHECKING . -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0302 | 16686 | Cylinder 2 Misfire Detected | -- Check cylinder combustion. Refer to Fuel Mechanical. -- Check electrical connection to Diesel Fuel Injection Pump. -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . -- Check for a plugged fuel filter. Refer to Fuel Injection & Ignition System. -- Check the Fuel Injector --. Refer to FUEL INJECTORS, CHECKING . -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0303 | 16687 | Cylinder 3 Misfire Detected | -- Check cylinder combustion. Refer to Fuel Mechanical. -- Check electrical connection to Diesel Fuel Injection Pump. -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . -- Check for a plugged fuel filter. Refer to Fuel Injection & Ignition System. -- Check the Fuel Injector --. Refer to FUEL INJECTORS, CHECKING . -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0304 | 16688 | Cylinder 4 Misfire Detected | -- Check cylinder combustion. Refer to Fuel Mechanical. -- Check electrical connection to Diesel Fuel Injection Pump. -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . -- Check for a plugged fuel filter. Refer to Fuel Injection & Ignition System. -- Check the Fuel Injector --. Refer to FUEL INJECTORS, CHECKING . -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0321 | 16705 | Ignition/Distributor Engine Speed Input Circuit Range/Performance | -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0322 | 16706 | Ignition/Distributor Engine Speed Input Circuit No Signal | -- Check Engine Speed (RPM) Sensor -G28-. Refer to ENGINE SPEED SENSOR, CHECKING . |
| P0401 | 16785 | Exhaust Gas Recirculation Flow Insufficient Detected | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR VALVE, CHECKING
. -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0402 | 16786 | Exhaust Gas Recirculation Flow Excessive Detected | -- Check EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR VALVE, CHECKING
. -- Check the Exhaust Gas Recirculation (EGR) Valve --. Refer to EXHAUST GAS RECIRCULATION VALVE, CHECKING |
| P0601 | 16985 | Internal Control Module Memory Check Sum Error | -- Replace the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- ENGINE CONTROL MODULE, REPLACING . |
| P0605 | 16989 | Internal Control Module Read Only Memory (ROM) Error | -- Replace the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- ENGINE CONTROL MODULE, REPLACING . |
| P0606 | 16990 | Internal Control Module Memory Check Sum Error | -- Replace the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- ENGINE CONTROL MODULE, REPLACING . |
| P0614 | 16998 | Transmission Control Module (TCM) Incorrect software version | -- Replace the Transmission Control Module (TCM) -J217- TRANSMISSION CONTROL MODULE, REPLACING . |
| P0670 | 17054 | Glow Plug Module 1 Control Circuit electrical malfunction electrical circuit | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING
. -- Check the Glow Plugs --. Refer to GLOW PLUGS, CHECKING . |
| P0671 | 17055 | Cylinder 1 Glow Plug Circuit Q10 Electrical Fault | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING
. -- Check the Glow Plugs --. Refer to GLOW PLUGS, CHECKING . |
| P0672 | 17056 | Cylinder 2 Glow Plug Circuit Q11 Electrical Fault | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING .-- Check the Glow Plugs --. Refer to GLOW PLUGS, CHECKING . |
| P0673 | 17057 | Cylinder 3 Glow Plug Circuit Q12 Electrical Fault | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING .-- Check the Glow Plugs --. Refer to GLOW PLUGS, CHECKING . |
| P0674 | 17057 | Cylinder 4 Glow Plug Circuit Q13 Electrical Fault | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING .-- Check the Glow Plugs --. Refer to GLOW PLUGS, CHECKING . |
| P0684 | 17068 | Glow Plug Control Module to PCM Communication Circuit Range/Performance | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING . |
| P0700 | 17084 | Internal Control Module Memory Check Sum Error | -- Replace the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- ENGINE CONTROL MODULE, REPLACING . |
| P0705 | 17089 | Transmission Range Sensor Circuit (PRNDL Input.) Malfunction | Check the Multi-Function Transmission Range (TR) Switch -F125- MULTI-FUNCTION TRANSMISSION RANGE SWITCH, CHECKING |
| P0715 | 17099 | Input Turbine/Speed Sensor (A) Circuit Malfunction | Check the Transmission Vehicle Speed Sensor (VSS) -G38- TRANSMISSION VEHICLE SPEED SENSOR, CHECKING |
| P0722 | 17106 | Output Speed Sensor Circuit No Signal | Check the Transmission Vehicle Speed Sensor (VSS) -G38- TRANSMISSION VEHICLE SPEED SENSOR, CHECKING |
| P0725 | 17109 | Engine Speed Input Circuit Malfunction | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0730 | 17114 | Incorrect Gear Ratio | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0731 | 17115 | Gear 1 Incorrect Ratio | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0732 | 17116 | Gear 2 Incorrect Ratio | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0733 | 17117 | Gear 3 Incorrect Ratio | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0734 | 17118 | Gear 4 Incorrect Ratio | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0740 | 17124 | Torque Converter Clutch Circuit Malfunction | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0743 | 17127 | Torque Converter Clutch Circuit Electrical Malfunction | Refer to Auto. Transmission, AUTOMATIC TRANSMISSION ELECTRICAL COMPONENTS, CHECKING |
| P0748 | 17132 | Pressure Control Solenoid (A) Electrical | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0753 | 17137 | Pressure Control Solenoid (B) Electrical | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0758 | 17142 | Pressure Control Solenoid (C) Electrical | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0763 | 17147 | Pressure Control Solenoid (D) Electrical | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0773 | 17157 | Pressure Control Solenoid (E) Electrical | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0785 | 17169 | Solenoid switching time | Refer to Solenoid Valves in Valve Body -- SOLENOID VALVES IN VALVE BODY, CHECKING |
| P0863 | 17247 | Communication to Transmission Control Module Electrical Malfunction | -- Refer to Automatic Transmission.CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING |
| P0864 | 17248 | Communication to Transmission Control Module Range Performance | -- Refer to Automatic Transmission.CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING |
| P0865 | 17249 | Communication to Transmission Control Module Short circuit to Ground (GND) | -- Refer to Automatic Transmission.CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING |
| P1146 | - | Air mass meter -G70 supply voltage | -- Check the Mass Air Flow (MAF) Sensor -G70-. Refer to MASS AIR FLOW SENSOR, CHECKING . |
| P1160 | - | Intake Air Temperature (IAT) Sensor -G72- Short circuit to Ground (GND) | -- Check the Intake Air Temperature (IAT) Sensor -G72-. Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING . |
| P1161 | - | Intake Air Temperature (IAT) Sensor -G72-Open circuit/short circuit to B+ | -- Check the Intake Air Temperature (IAT) Sensor -G72-. Refer to INTAKE AIR TEMPERATURE SENSOR, CHECKING . |
| P1164 | - | Fuel Temperature Sensor -G81-Implausible Signal | -- Check the Fuel Temperature Sensor -G81-. Refer to FUEL TEMPERATURE SENSOR, CHECKING . |
| P1245 | - | Needle Lift Sensor -G80- Short to ground | -- Check the Needle Lift Sensor -G80-. Refer to NEEDLE LIFT SENSOR, CHECKING . |
| P1246 | - | Needle lift sender -G80 implausible signal | -- Check the Needle Lift Sensor -G80-. Refer to NEEDLE LIFT SENSOR, CHECKING . |
| P1247 | - | Needle Lift Sensor -G80- Open circuit/ short circuit to B+ | -- Check the Needle Lift Sensor -G80-. Refer to NEEDLE LIFT SENSOR, CHECKING . |
| P1248 | - | Injection Pump Fuel Metering Control (A) Range/ Performance | -- Check the Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- ENGINE CONTROL MODULE . |
| P1354 | - | Modulating piston movement sender -G149 electrical fault in circuit | -- Check the Modulating Piston Displacement Sensor -G149-.MODULATING PISTON DISPLACEMENT SENSOR AND QUANTITY ADJUSTER, CHECKING |
| P1402 | 17810 | EGR Vacuum Regulator Solenoid Valve -N18- Short circuit to B+ | -- Check the EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR VALVE, CHECKING . |
| P1441 | - | Exhaust gas Recirculation valve -N18- Open circuit/ short circuit to Ground (GND) | -- Check the EGR Vacuum Regulator Solenoid Valve -N18-. Refer to EGR VACUUM REGULATOR VALVE, CHECKING . |
| P1556 | 17964 | Turbo/Super Charger Boost Sensor (A) Circuit Control limit not reached | -- Check the Turbo/Supercharger system. Refer to TURBOCHARGER . |
| P1562 | - | Quantity adjuster-N146 upper limit stop value | -- Check the Quantity Adjuster -N146-. Refer to QUANTITY ADJUSTER, CHECKING . |
| P1563 | - | Quantity adjuster-N146 lower limit stop value | -- Check the Quantity Adjuster -N146-. Refer to QUANTITY ADJUSTER, CHECKING . |
| P1619 | - | Glow Plug Relay -J52- Open circuit/ short circuit to Ground (GND) | -- Check the Glow Plug Relay -J52-. Refer to GLOW PLUG RELAY, CHECKING . |
| P1626 | 18034 | Data-bus-drive train missing message from transmission control module | -- Check the Transmission Control Module (TCM) -J217-. Refer to CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING . |
| P1648 | 18056 | Data-Bus-driving gear faulty | -- Check the Transmission Control Module (TCM) -J217-. Refer to CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING . |
| P1650 | 18058 | Data-bus-drive train missing message from instrument cluster | -- Check the Transmission Control Module (TCM) -J217-. Refer to CAN-BUS TERMINAL RESISTANCE, TCM TO ECM, CHECKING . |
| P1778 | 18186 | Valve 7 electrical fault in circuit | -- Check the SOLENOID VALVES IN VALVE BODY, CHECKING |
| P1780 | 18188 | Torque withdrawal faulty | -- Refer to the appropriate Automatic Transmission, torque convertor information. |
| P2195 | 18627 | Oxygen Sensor LSU (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2196 | 18628 | Oxygen Sensor LSU (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2237 | 18669 | Check Sensor wire of LSU (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2238 | 18670 | LSU wire signal range check Circuit low (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2239 | 18671 | LSU wire signal range check. Short to battery (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2243 | 18675 | LSU wire fault (nernst voltage) (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2245 | 18677 | LSU wire signal range check Circuit low (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2246 | 18678 | LSU wire signal range check. Short to battery (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2251 | 18683 | LSU wire fault virtual mass (VM) open circuit (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2252 | 18684 | LSU wire signal range check Circuit low (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |
| P2253 | 18685 | LSU wire signal range check, circuit high (BEW Only) | Refer to HEATED OXYGEN SENSOR, ENGINE CODE BEW, CHECKING |