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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 337–360 of 866

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P0920Gear Shift Forward Actuator Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP0920 relates to gear shift forward actuator circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0921Gear Shift Forward Actuator Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0921 relates to gear shift forward actuator circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0922Gear Shift Forward Actuator Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0922 relates to gear shift forward actuator circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0923Gear Shift Forward Actuator Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0923 relates to gear shift forward actuator circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0924Gear Shift Reverse Actuator Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP0924 relates to gear shift reverse actuator circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0925Gear Shift Reverse Actuator Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0925 relates to gear shift reverse actuator circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0926Gear Shift Reverse Actuator Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0926 relates to gear shift reverse actuator circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0927Gear Shift Reverse Actuator Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0927 relates to gear shift reverse actuator circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0928Gear Shift Lock Solenoid/Actuator Control Circuit A/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP0928 relates to gear shift lock solenoid/actuator control circuit a/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0929Gear Shift Lock Solenoid/Actuator Control Circuit A Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0929 relates to gear shift lock solenoid/actuator control circuit a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P092AGear Shift Lock Solenoid/Actuator Control Circuit B/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP092A relates to gear shift lock solenoid/actuator control circuit b/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P092BGear Shift Lock Solenoid/Actuator Control Circuit B Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP092B relates to gear shift lock solenoid/actuator control circuit b range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P092CGear Shift Lock Solenoid/Actuator Control Circuit B LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP092C relates to gear shift lock solenoid/actuator control circuit b low. Check the fault conditions and vehicle-specific procedure before replacing parts.P092DGear Shift Lock Solenoid/Actuator Control Circuit B HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP092D relates to gear shift lock solenoid/actuator control circuit b high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0930Gear Shift Lock Solenoid/Actuator Control Circuit A LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0930 relates to gear shift lock solenoid/actuator control circuit a low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0931Gear Shift Lock Solenoid/Actuator Control Circuit A HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0931 relates to gear shift lock solenoid/actuator control circuit a high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0949Auto Shift Manual Adaptive Learning Not CompleteCheck soonTransmission Issues30–120 minutes for initial diagnosisP0949 relates to auto shift manual adaptive learning not complete. Check the fault conditions and vehicle-specific procedure before replacing parts.P0950Auto Shift Manual Control CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0950 relates to auto shift manual control circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0951Auto Shift Manual Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0951 relates to auto shift manual control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0952Auto Shift Manual Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0952 relates to auto shift manual control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0953Auto Shift Manual Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0953 relates to auto shift manual control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0954Auto Shift Manual Control Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP0954 relates to auto shift manual control circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P0955Auto Shift Manual Mode CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0955 relates to auto shift manual mode circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0956Auto Shift Manual Mode Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0956 relates to auto shift manual mode circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.