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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.

Check soon 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 1969–1992 of 6682

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P0978Shift Solenoid C Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0978 relates to shift solenoid c control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0979Shift Solenoid C Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0979 relates to shift solenoid c control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P097AShift Solenoid A Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097A relates to shift solenoid a control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P097BShift Solenoid B Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097B relates to shift solenoid b control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P097CShift Solenoid C Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097C relates to shift solenoid c control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P097DShift Solenoid D Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097D relates to shift solenoid d control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P097EShift Solenoid E Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097E relates to shift solenoid e control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P097FShift Solenoid F Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP097F relates to shift solenoid f control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0980Shift Solenoid C Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0980 relates to shift solenoid c control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0981Shift Solenoid D Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0981 relates to shift solenoid d control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0982Shift Solenoid D Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0982 relates to shift solenoid d control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0983Shift Solenoid D Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0983 relates to shift solenoid d control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0984Shift Solenoid E Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0984 relates to shift solenoid e control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0985Shift Solenoid E Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0985 relates to shift solenoid e control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0986Shift Solenoid E Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0986 relates to shift solenoid e control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0987Transmission Fluid Pressure Sensor/Switch E CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0987 relates to transmission fluid pressure sensor/switch e circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0988Transmission Fluid Pressure Sensor/Switch E Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0988 relates to transmission fluid pressure sensor/switch e circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0989Transmission Fluid Pressure Sensor/Switch E Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0989 relates to transmission fluid pressure sensor/switch e circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0990Transmission Fluid Pressure Sensor/Switch E Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0990 relates to transmission fluid pressure sensor/switch e circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0991Transmission Fluid Pressure Sensor/Switch E Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP0991 relates to transmission fluid pressure sensor/switch e circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P0992Transmission Fluid Pressure Sensor/Switch F CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0992 relates to transmission fluid pressure sensor/switch f circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P0993Transmission Fluid Pressure Sensor/Switch F Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0993 relates to transmission fluid pressure sensor/switch f circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0994Transmission Fluid Pressure Sensor/Switch F Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0994 relates to transmission fluid pressure sensor/switch f circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0995Transmission Fluid Pressure Sensor/Switch F Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0995 relates to transmission fluid pressure sensor/switch f circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.