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9,253 diagnostic guides

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Find codes by symptomChoose what you notice to search matching code guides.

Rough idle or shakingVibration while stopped Hard to startLong cranking or no-start Engine stallsCuts out at idle or on the road Hesitates or loses powerSlow response when accelerating Battery light is onCharging system warning Harsh gear changesDelayed or rough shifting

A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.

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Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

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All severities9253 Low priority305 Check soon8256 Urgent621

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All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

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These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.

Diagnostic codes

Showing 241–264 of 833

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P08A9Clutch Pedal Position Sensor A Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP08A9 relates to clutch pedal position sensor a circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P08AAClutch Pedal Position Sensor A Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP08AA relates to clutch pedal position sensor a circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P08ABClutch Pedal Position Sensor A Circuit Intermittent/ErraticCheck soonTransmission Issues30–120 minutes for initial diagnosisP08AB relates to clutch pedal position sensor a circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P08ACClutch Pedal Position Sensor A Not LearnedCheck soonTransmission Issues30–120 minutes for initial diagnosisP08AC relates to clutch pedal position sensor a not learned. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B4Clutch Pedal Position Sensor B Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B4 relates to clutch pedal position sensor b circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B5Clutch Pedal Position Sensor B Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B5 relates to clutch pedal position sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B6Clutch Pedal Position Sensor B Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B6 relates to clutch pedal position sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B7Clutch Pedal Position Sensor B Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B7 relates to clutch pedal position sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B8Clutch Pedal Position Sensor B Circuit Intermittent/ErraticCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B8 relates to clutch pedal position sensor b circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B9Clutch Pedal Position Sensor A/B CorrelationCheck soonTransmission Issues30–120 minutes for initial diagnosisP08B9 relates to clutch pedal position sensor a/b correlation. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BAPressure Control Solenoid LCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BA relates to pressure control solenoid l. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BBPressure Control Solenoid L Performance/Stuck OffCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BB relates to pressure control solenoid l performance/stuck off. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BCPressure Control Solenoid L Stuck OnCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BC relates to pressure control solenoid l stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BDPressure Control Solenoid L ElectricalCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BD relates to pressure control solenoid l electrical. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BEPressure Control Solenoid L IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BE relates to pressure control solenoid l intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P08BFPressure Control Solenoid L Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP08BF relates to pressure control solenoid l control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C0Pressure Control Solenoid L Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C0 relates to pressure control solenoid l control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C1Pressure Control Solenoid L Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C1 relates to pressure control solenoid l control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C2Pressure Control Solenoid L Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C2 relates to pressure control solenoid l control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C3Pressure Control Solenoid MCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C3 relates to pressure control solenoid m. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C4Pressure Control Solenoid M Performance/Stuck OffCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C4 relates to pressure control solenoid m performance/stuck off. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C5Pressure Control Solenoid M Stuck OnCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C5 relates to pressure control solenoid m stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C6Pressure Control Solenoid M ElectricalCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C6 relates to pressure control solenoid m electrical. Check the fault conditions and vehicle-specific procedure before replacing parts.P08C7Pressure Control Solenoid M IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP08C7 relates to pressure control solenoid m intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.