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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 769–792 of 2110

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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.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.P08B1Neutral Position Sensor B Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08B1 relates to neutral position sensor b circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B2Neutral Position Sensor A/B CorrelationCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08B2 relates to neutral position sensor a/b correlation. Check the fault conditions and vehicle-specific procedure before replacing parts.P08B3Neutral Position Sensor B Not LearnedCheck soonSensors & Electronics30–120 minutes for initial diagnosisP08B3 relates to neutral position sensor b not learned. Check the fault conditions and vehicle-specific procedure before replacing parts.P0904Gate Select Position Circuit ACheck soonSensors & Electronics30–120 minutes for initial diagnosisP0904 relates to gate select position circuit a. Check the fault conditions and vehicle-specific procedure before replacing parts.P0905Gate Select Position Circuit A Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0905 relates to gate select position circuit a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0906Gate Select Position Circuit A LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0906 relates to gate select position circuit a low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0907Gate Select Position Circuit A HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0907 relates to gate select position circuit a high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0908Gate Select Position Circuit A IntermittentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0908 relates to gate select position circuit a intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P0909Gate Select Control ErrorCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0909 relates to gate select control error. Check the fault conditions and vehicle-specific procedure before replacing parts.P0910Gate Select Actuator Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0910 relates to gate select actuator circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0911Gate Select Actuator Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0911 relates to gate select actuator circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0912Gate Select Actuator Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0912 relates to gate select actuator circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0913Gate Select Actuator Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0913 relates to gate select actuator circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0932Hydraulic Pressure Sensor CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0932 relates to hydraulic pressure sensor circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0933Hydraulic Pressure Sensor Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0933 relates to hydraulic pressure sensor range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0934Hydraulic Pressure Sensor Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0934 relates to hydraulic pressure sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0935Hydraulic Pressure Sensor Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0935 relates to hydraulic pressure sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.