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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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Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

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 2665–2688 of 9253

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P0899Transmission Control System MIL Request Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0899 relates to transmission control system mil request circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P089AGear Lever X Position Sensor 2 CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089A relates to gear lever x position sensor 2 circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P089BGear Lever X Position Sensor 2 Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089B relates to gear lever x position sensor 2 circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P089CGear Lever X Position Sensor 2 Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089C relates to gear lever x position sensor 2 circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P089DGear Lever X Position Sensor 2 Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089D relates to gear lever x position sensor 2 circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P089EGear Lever X Position Sensor 2 Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089E relates to gear lever x position sensor 2 circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P089FGear Lever Y Position Sensor 2 CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP089F relates to gear lever y position sensor 2 circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A0Gear Lever Y Position Sensor 2 Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A0 relates to gear lever y position sensor 2 circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A1Gear Lever Y Position Sensor 2 Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A1 relates to gear lever y position sensor 2 circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A2Gear Lever Y Position Sensor 2 Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A2 relates to gear lever y position sensor 2 circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A3Gear Lever Y Position Sensor 2 Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A3 relates to gear lever y position sensor 2 circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A4Gear Lever X Position Sensor 1/2 CorrelationCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A4 relates to gear lever x position sensor 1/2 correlation. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A5Gear Lever Y Position Sensor 1/2 CorrelationCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A5 relates to gear lever y position sensor 1/2 correlation. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A6Gear Lever Position Sensor System - Multiple Sensor CorrelationCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08A6 relates to gear lever position sensor system - multiple sensor correlation. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A7Clutch Pedal Position Sensor A Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP08A7 relates to clutch pedal position sensor a circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P08A8Clutch Pedal Position Sensor A Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP08A8 relates to clutch pedal position sensor a circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.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.P08ADNeutral Position Sensor B Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08AD relates to neutral position sensor b circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P08AENeutral Position Sensor B Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08AE relates to neutral position sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P08AFNeutral Position Sensor B Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08AF relates to neutral position sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B0Neutral Position Sensor B Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08B0 relates to neutral position sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.