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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.

Sensors & Electronics P · Powertrain Clear all

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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 1945–1968 of 2110

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P2DF0Intake Valve Lift Range/Performance Bank 1Check soonSensors & Electronics30–120 minutes for initial diagnosisP2DF0 relates to intake valve lift range/performance bank 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DF1Intake Valve Lift Range/Performance Bank 2Check soonSensors & Electronics30–120 minutes for initial diagnosisP2DF1 relates to intake valve lift range/performance bank 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DF2Intake Valve Lift System Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2DF2 relates to intake valve lift system range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E00Gear Lever Position Sensor A CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E00 relates to gear lever position sensor a circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E01Gear Lever Position Sensor A Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E01 relates to gear lever position sensor a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E02Gear Lever Position Sensor A Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E02 relates to gear lever position sensor a circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E03Gear Lever Position Sensor A Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E03 relates to gear lever position sensor a circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E04Gear Lever Position Sensor B CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E04 relates to gear lever position sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E05Gear Lever Position Sensor B Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E05 relates to gear lever position sensor b range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E06Gear Lever Position Sensor B Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E06 relates to gear lever position sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E07Gear Lever Position Sensor B Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E07 relates to gear lever position sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E08Gear Lever Position Sensor C CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E08 relates to gear lever position sensor c circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E09Gear Lever Position Sensor C Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E09 relates to gear lever position sensor c range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0AGear Lever Position Sensor C Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0A relates to gear lever position sensor c circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0BGear Lever Position Sensor C Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0B relates to gear lever position sensor c circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0CGear Lever Position Sensor D CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0C relates to gear lever position sensor d circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0DGear Lever Position Sensor D Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0D relates to gear lever position sensor d range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0EGear Lever Position Sensor D Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0E relates to gear lever position sensor d circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E0FGear Lever Position Sensor D Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E0F relates to gear lever position sensor d circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E10Gear Selection Actuator Position Sensor CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E10 relates to gear selection actuator position sensor circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E11Gear Selection Actuator Position Sensor PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E11 relates to gear selection actuator position sensor performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E12Gear Selection Actuator Position Sensor Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E12 relates to gear selection actuator position sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E13Gear Selection Actuator Position Sensor Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E13 relates to gear selection actuator position sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E14Gear Selection Actuator Position Sensor Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2E14 relates to gear selection actuator position sensor circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.