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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.

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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 241–264 of 1939

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P0334Knock/Combustion Vibration Sensor B Circuit IntermittentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0334 relates to knock/combustion vibration sensor b circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P033AKnock/Combustion Vibration Sensor D CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP033A relates to knock/combustion vibration sensor d circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P033BKnock/Combustion Vibration Sensor D Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP033B relates to knock/combustion vibration sensor d circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P033CKnock/Combustion Vibration Sensor D Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP033C relates to knock/combustion vibration sensor d circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P033DKnock/Combustion Vibration Sensor D Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP033D relates to knock/combustion vibration sensor d circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P033EKnock/Combustion Vibration Sensor D Circuit IntermittentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP033E relates to knock/combustion vibration sensor d circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P034CIon Sense System PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP034C relates to ion sense system performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P0356Ignition Coil F Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0356 relates to ignition coil f primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0357Ignition Coil G Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0357 relates to ignition coil g primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0358Ignition Coil H Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0358 relates to ignition coil h primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0359Ignition Coil I Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0359 relates to ignition coil i primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P035AIgnition E Control Signal Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035A relates to ignition e control signal circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P035BIgnition E Control Signal Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035B relates to ignition e control signal circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P035CIgnition E Control Signal Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035C relates to ignition e control signal circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P035DIgnition F Control Signal Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035D relates to ignition f control signal circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P035EIgnition F Control Signal Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035E relates to ignition f control signal circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P035FIgnition F Control Signal Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP035F relates to ignition f control signal circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P0360Ignition Coil J Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0360 relates to ignition coil j primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0361Ignition Coil K Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0361 relates to ignition coil k primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0362Ignition Coil L Primary Control Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0362 relates to ignition coil l primary control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P0364DC/AC Converter Control Module Control Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP0364 relates to dc/ac converter control module control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P036AIgnition G Control Signal Circuit/OpenCheck soonSensors & Electronics30–120 minutes for initial diagnosisP036A relates to ignition g control signal circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P036BIgnition G Control Signal Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP036B relates to ignition g control signal circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P036CIgnition G Control Signal Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP036C relates to ignition g control signal circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.