OBD2 trouble code reference
8,157 codes across 1 prefix groups on this page.
P0xxx
- P04A3Exhaust Pressure Control Valve " B" Intermittentpowertrain
- P04A4Exhaust Pressure Control Valve "B" Stuck Openpowertrain
- P04A5Exhaust Pressure Control Valve "B" Stuck Closedpowertrain
- P04A6Exhaust Pressure Control Valve "B" Position Sensor/Switch Circuitpowertrain
- P04A7Exhaust Pressure Control Valve "B" Position Sensor/Switch Circuit Range/Performancepowertrain
- P04A8Exhaust Pressure Control Valve "B" Position Sensor/Switch Circuit Lowpowertrain
- P04A9Exhaust Pressure Control Valve "B" Position Sensor/Switch Circuit Highpowertrain
- P04AAExhaust Pressure Control Valve "B" Position Sensor/Switch Circuit Intermittent/Erraticpowertrain
- P04ABP04FF ISO/SAE Reservedpowertrain
- P0500Vehicle Speed Sensor Malfunctionpowertrain
- P0501Vehicle Speed Sensor Range/Performance Problempowertrain
- P0502Vehicle Speed Sensor Low Inputpowertrain
- P0503Vehicle Speed Sensor Intermittent/Erratic Signalpowertrain
- P0504Brake Switch A/B Correlationpowertrain
- P0505Idle Control System Malfunctionpowertrain
- P0506Idle Air Control System RPM Lower Than Expectedpowertrain
- P0507Idle Air Control System RPM Higher Than Expectedpowertrain
- P0508Idle Air Control System Low Inputpowertrain
- P0509Idle Air Control System High Inputpowertrain
- P050ACold Start Idle Air Control System Performancepowertrain
- P050BCold Start Ignition Timing Performancepowertrain
- P050CCold Start Engine Coolant Temperature Performancepowertrain
- P050DCold Start Rough Idlepowertrain
- P050ECold Start Engine Exhaust Temperature Too Lowpowertrain
- P050FBrake Assist Vacuum Too Lowpowertrain
- P0510Closed Throttle Position Switchpowertrain
- P0511Idle Air Control Circuitpowertrain
- P0512Starter Request Circuitpowertrain
- P0513Incorrect Immobilizer Keypowertrain
- P0514Battery Temperature Sensor Circuit Range/Performancepowertrain
- P0515Battery Temperature Sensor Circuitpowertrain
- P0516Battery Temperature Sensor Circuit Lowpowertrain
- P0517Battery Temperature Sensor Circuit Highpowertrain
- P0518Idle Air Control Circuit Intermittentpowertrain
- P0519Idle Air Control System Performancepowertrain
- P051ACrankcase Pressure Sensor Circuitpowertrain
- P051BCrankcase Pressure Sensor Circuit Range/Performancepowertrain
- P051CCrankcase Pressure Sensor Circuit Lowpowertrain
- P051DCrankcase Pressure Sensor Circuit Highpowertrain
- P051ECrankcase Pressure Sensor Circuit Intermittent/Erraticpowertrain
- P051FPositive Crankcase Ventilation Filter Restrictionpowertrain
- P0520Engine Oil Pressure Sensor/Switch Circuit Malfunctionpowertrain
- P0521Engine Oil Pressure Sensor/Switch Range/Performance Problempowertrain
- P0522Engine Oil Pressure Sensor/Switch Low Inputpowertrain
- P0523Engine Oil Pressure Sensor/Switch High Inputpowertrain
- P0524Engine Oil Pressure Too Lowpowertrain
- P0525Cruise Control Servo Control Circuit Range/Performancepowertrain
- P0526Fan Speed Sensor Circuitpowertrain
- P0527Fan Speed Sensor Circuit Range/Performancepowertrain
- P0528Fan Speed Sensor Circuit No Signalpowertrain