OBD2 trouble code reference
8,157 codes across 1 prefix groups on this page.
P2xxx
- P2457Exhaust Gas Recirculation Cooling System Performancepowertrain
- P2458Diesel Particulate Filter Regeneration Durationpowertrain
- P2459Diesel Particulate Filter Regeneration Frequencypowertrain
- P245AExhaust Gas Recirculation Cooler Bypass Control Circuit/Openpowertrain
- P245BExhaust Gas Recirculation Cooler Bypass Control Circuit Range/Performancepowertrain
- P245CExhaust Gas Recirculation Cooler Bypass Control Circuit Lowpowertrain
- P245DExhaust Gas Recirculation Cooler Bypass Control Circuit Highpowertrain
- P245EDiesel Particulate Filter Pressure Sensor "B" Circuitpowertrain
- P245FDiesel Particulate Filter Pressure Sensor "B" Circuit Range/Performancepowertrain
- P2460Diesel Particulate Filter Pressure Sensor "B" Circuit Lowpowertrain
- P2461Diesel Particulate Filter Pressure Sensor "B" Circuit Highpowertrain
- P2462Diesel Particulate Filter Pressure Sensor "B" Circuit Intermittent/Erraticpowertrain
- P2463Diesel Particulate Filter Restriction Soot Accumulationpowertrain
- P2478Exhaust Gas Temperature Out of Range Bank 1 Sensor 1powertrain
- P2479Exhaust Gas Temperature Out of Range Bank 1 Sensor 2powertrain
- P247AExhaust Gas Temperature Out of Range Bank 1 Sensor 3powertrain
- P247BExhaust Gas Temperature Out of Range Bank 1 Sensor 4powertrain
- P247CExhaust Gas Temperature Sensor 2 Circuit Range/Performance Problem (Bank 1)powertrain
- P247DExhaust Gas Temperature Out of Range Bank 2 Sensor 2powertrain
- P247EExhaust Gas Temperature Out of Range Bank 2 Sensor 3powertrain
- P247FExhaust Gas Temperature Out of Range Bank 2 Sensor 4powertrain
- P248Athrough P24FF ISO/SAE Reservedpowertrain
- P2500Generator Lamp/L-Terminal Circuit Lowpowertrain
- P2501Generator Lamp/L-Terminal Circuit Highpowertrain
- P2509ECM/PCM Power Input Signal Intermittentpowertrain
- P250AEngine Oil Level Sensor Circuitpowertrain
- P250BEngine Oil Level Sensor Circuit Range/Performancepowertrain
- P250CEngine Oil Level Sensor Circuit Lowpowertrain
- P250DEngine Oil Level Sensor Circuit Highpowertrain
- P250EEngine Oil Level Sensor Circuit Intermittent/Erraticpowertrain
- P250FEngine Oil Level Too Lowpowertrain
- P2515A/C Refrigerant Pressure Sensor "B" Circuitpowertrain
- P2516A/C Refrigerant Pressure Sensor "B" Circuit Range/Performancepowertrain
- P2517A/C Refrigerant Pressure Sensor "B" Circuit Lowpowertrain
- P2518A/C Refrigerant Pressure Sensor "B" Circuit Highpowertrain
- P252AEngine Oil Quality Sensor Circuitpowertrain
- P252BEngine Oil Quality Sensor Circuit Range/Performancepowertrain
- P252CEngine Oil Quality Sensor Circuit Lowpowertrain
- P252DEngine Oil Quality Sensor Circuit Highpowertrain
- P252EEngine Oil Quality Circuit Intermittent/Erraticpowertrain
- P252FEngine Oil Level Too Highpowertrain
- P2539Low Pressure Fuel System Sensor Circuitpowertrain
- P253APTO Sense Circuit/Openpowertrain
- P253BPTO Sense Circuit Range/Performancepowertrain
- P253CPTO Sense Circuit Lowpowertrain
- P253DPTO Sense Circuit Highpowertrain
- P253EPTO Sense Circuit Intermittent/Erraticpowertrain
- P253FEngine Oil Deterioratedpowertrain
- P2540Low Pressure Fuel System Sensor Circuit Range/Performancepowertrain
- P2541Low Pressure Fuel System Sensor Circuit Lowpowertrain