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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.

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 1825–1848 of 7353

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P07D6Transmission Mode Switch F Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP07D6 relates to transmission mode switch f circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P07D7Stuck in Gear 8Check soonSensors & Electronics30–120 minutes for initial diagnosisP07D7 relates to stuck in gear 8. Check the fault conditions and vehicle-specific procedure before replacing parts.P07D8Unable To Engage Gear 8Check soonSensors & Electronics30–120 minutes for initial diagnosisP07D8 relates to unable to engage gear 8. Check the fault conditions and vehicle-specific procedure before replacing parts.P07D9Gear 8 Incorrect RatioCheck soonSensors & Electronics30–120 minutes for initial diagnosisP07D9 relates to gear 8 incorrect ratio. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DA6-7 ShiftCheck soonTransmission Issues30–120 minutes for initial diagnosisP07DA relates to 6-7 shift. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DB7-8 ShiftCheck soonTransmission Issues30–120 minutes for initial diagnosisP07DB relates to 7-8 shift. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DCIncorrect Shift from Gear 1Check soonTransmission Issues30–120 minutes for initial diagnosisP07DC relates to incorrect shift from gear 1. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DDIncorrect Shift from Gear 2Check soonTransmission Issues30–120 minutes for initial diagnosisP07DD relates to incorrect shift from gear 2. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DEIncorrect Shift from Gear 3Check soonTransmission Issues30–120 minutes for initial diagnosisP07DE relates to incorrect shift from gear 3. Check the fault conditions and vehicle-specific procedure before replacing parts.P07DFIncorrect Shift from Gear 4Check soonTransmission Issues30–120 minutes for initial diagnosisP07DF relates to incorrect shift from gear 4. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E0Incorrect Shift from Gear 5Check soonTransmission Issues30–120 minutes for initial diagnosisP07E0 relates to incorrect shift from gear 5. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E1Incorrect Shift from Gear 6Check soonTransmission Issues30–120 minutes for initial diagnosisP07E1 relates to incorrect shift from gear 6. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E2Incorrect Shift from Gear 7Check soonTransmission Issues30–120 minutes for initial diagnosisP07E2 relates to incorrect shift from gear 7. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E3Incorrect Shift from Gear 8Check soonTransmission Issues30–120 minutes for initial diagnosisP07E3 relates to incorrect shift from gear 8. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E4Unable to Engage ParkCheck soonSensors & Electronics30–120 minutes for initial diagnosisP07E4 relates to unable to engage park. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E5Unable to Engage DriveCheck soonSensors & Electronics30–120 minutes for initial diagnosisP07E5 relates to unable to engage drive. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E6Stuck in ParkCheck soonSensors & Electronics30–120 minutes for initial diagnosisP07E6 relates to stuck in park. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E7Stuck in DriveCheck soonSensors & Electronics30–120 minutes for initial diagnosisP07E7 relates to stuck in drive. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E8Transmission Range Control A Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP07E8 relates to transmission range control a circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P07E9Transmission Range Control A Circuit PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP07E9 relates to transmission range control a circuit performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P07EATransmission Range Control A Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP07EA relates to transmission range control a circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P07EBTransmission Range Control A Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP07EB relates to transmission range control a circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P07ECTransmission Range Multi-Function Select CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP07EC relates to transmission range multi-function select circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P07EDTransmission Range Multi-Function Select Circuit StuckCheck soonTransmission Issues30–120 minutes for initial diagnosisP07ED relates to transmission range multi-function select circuit stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.