OBD2 trouble code reference
8,157 codes across 1 prefix groups on this page.
P2xxx
- P20CFExhaust Aftertreatment Fuel Injector "A" Stuck Openpowertrain
- P20D0Exhaust Aftertreatment Fuel Injector "A" Stuck Closedpowertrain
- P20D1Exhaust Aftertreatment Fuel Injector "B" Control Circuit/Openpowertrain
- P20D2Exhaust Aftertreatment Fuel Injector "B" Control Performancepowertrain
- P20D3Exhaust Aftertreatment Fuel Injector "B" Control Circuit Lowpowertrain
- P20D4Exhaust Aftertreatment Fuel Injector "B" Control Circuit Lowpowertrain
- P20D5Exhaust Aftertreatment Fuel Injector "B" Control Circuit Highpowertrain
- P20D6Exhaust Aftertreatment Fuel Injector "B" Stuck Openpowertrain
- P20D7Exhaust Aftertreatment Fuel Injector "B" Stuck Closedpowertrain
- P20D8Exhaust Aftertreatment Fuel Supply Control Circuit/Openpowertrain
- P20D9Exhaust Aftertreatment Fuel Supply Control Performancepowertrain
- P20DAExhaust Aftertreatment Fuel Supply Control Circuit Lowpowertrain
- P20DBExhaust Aftertreatment Fuel Supply Control Circuit Highpowertrain
- P20DCExhaust Aftertreatment Fuel Supply Control Stuck Openpowertrain
- P20DDExhaust Aftertreatment Fuel Supply Control Stuck Closedpowertrain
- P20DEExhaust Aftertreatment Fuel Pressure Sensor Circuitpowertrain
- P20DFExhaust Aftertreatment Fuel Pressure Sensor Circuit Range/Performancepowertrain
- P20E0Exhaust Aftertreatment Fuel Pressure Sensor Circuit Lowpowertrain
- P20E1Exhaust Aftertreatment Fuel Pressure Sensor Circuit Highpowertrain
- P20E6Reductant Injection Air Pressure Sensor Circuit Highpowertrain
- P20E7Reductant Injection Air Pressure Sensor Circuit Intermittent/Erraticpowertrain
- P20ECSCR NOx Catalyst Over Temperature Bank 1powertrain
- P20EDSCR NOx Pre-Catalyst Over Temperature Bank 1powertrain
- P20EESCR NOx Catalyst Efficiency Below Threshold Bank 1powertrain
- P20EFSCR NOx Pre- Catalyst Efficiency Below Threshold Bank 1powertrain
- P20F0SCR NOx Catalyst Over Temperature Bank 2powertrain
- P20F1SCR NOx Pre-Catalyst Over Temperature Bank 2powertrain
- P20F2SCR NOx Catalyst Efficiency Below Threshold Bank 2powertrain
- P20F3SCR NOx Pre- Catalyst Efficiency Below Threshold Bank 2powertrain
- P20F6Reductant Injection Valve Stuck Open Bank 1 Unit 1powertrain
- P20F7Reductant Injection Valve Stuck Open Bank 2 Unit 1powertrain
- P20F8through P20FF ISO/SAE Reservedpowertrain
- P2100Throttle Actuator "A" Control Motor Circuit/Openpowertrain
- P2101Throttle Actuator "A" Control Motor Circuit Range/Performancepowertrain
- P2102Throttle Actuator "A" Control Motor Circuit Lowpowertrain
- P2103Throttle Actuator "A" Control Motor Circuit Highpowertrain
- P2104Throttle Actuator Control System Forced Idlepowertrain
- P2105Throttle Actuator Control System Forced Engine Shutdownpowertrain
- P2106Throttle Actuator Control System - Forced Limited Powerpowertrain
- P2107Throttle Actuator Control Module Processorpowertrain
- P2108Throttle Actuator Control Module Performancepowertrain
- P2109Throttle/Pedal Position Sensor "A" Minimum Stop Performancepowertrain
- P210AThrottle Actuator "B" Control Motor Circuit/Openpowertrain
- P210BThrottle Actuator "B" Control Motor Circuit Range/Performancepowertrain
- P210CThrottle Actuator "B" Control Motor Circuit Lowpowertrain
- P210DThrottle Actuator "B" Control Motor Circuit Highpowertrain
- P210EThrottle/Pedal Position Sensor/Switch "C"/"F" Voltage Correlationpowertrain
- P210FISO/SAE Reservedpowertrain
- P2110Throttle Actuator Control System - Forced Limited RPMpowertrain
- P2111Throttle Actuator Control System Stuck Openpowertrain