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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.

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 1873–1896 of 6682

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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.P090AClutch B Actuator Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP090A relates to clutch b actuator control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P090BClutch B Actuator Control Circuit PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP090B relates to clutch b actuator control circuit performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P090CClutch B Actuator Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP090C relates to clutch b actuator control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P090DClutch B Actuator Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP090D relates to clutch b actuator control circuit high. 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.P0914Gear Shift Position Circuit ACheck soonTransmission Issues30–120 minutes for initial diagnosisP0914 relates to gear shift position circuit a. Check the fault conditions and vehicle-specific procedure before replacing parts.P0915Gear Shift Position Circuit A Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0915 relates to gear shift position circuit a range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0916Gear Shift Position Circuit A LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0916 relates to gear shift position circuit a low. Check the fault conditions and vehicle-specific procedure before replacing parts.P0917Gear Shift Position Circuit A HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP0917 relates to gear shift position circuit a high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0918Gear Shift Position Circuit A IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP0918 relates to gear shift position circuit a intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P0919Gear Shift Position Control ErrorCheck soonTransmission Issues30–120 minutes for initial diagnosisP0919 relates to gear shift position control error. Check the fault conditions and vehicle-specific procedure before replacing parts.P091AGear Shift Position Circuit BCheck soonTransmission Issues30–120 minutes for initial diagnosisP091A relates to gear shift position circuit b. Check the fault conditions and vehicle-specific procedure before replacing parts.P091BGear Shift Position Circuit B Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP091B relates to gear shift position circuit b range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P091CGear Shift Position Circuit B LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP091C relates to gear shift position circuit b low. Check the fault conditions and vehicle-specific procedure before replacing parts.P091DGear Shift Position Circuit B HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP091D relates to gear shift position circuit b high. Check the fault conditions and vehicle-specific procedure before replacing parts.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.