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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.

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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 5401–5424 of 8256

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P2835Shift Fork A Position Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP2835 relates to shift fork a position circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P2836Shift Fork B Position CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP2836 relates to shift fork b position circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2837Shift Fork B Position Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP2837 relates to shift fork b position circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2838Shift Fork B Position Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2838 relates to shift fork b position circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2839Shift Fork B Position Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2839 relates to shift fork b position circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P283AShift Fork B Position Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP283A relates to shift fork b position circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P283BShift Fork C Position CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP283B relates to shift fork c position circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P283CShift Fork C Position Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP283C relates to shift fork c position circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P283DShift Fork C Position Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP283D relates to shift fork c position circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P283EShift Fork C Position Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP283E relates to shift fork c position circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P283FShift Fork C Position Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP283F relates to shift fork c position circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P2840Shift Fork D Position CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP2840 relates to shift fork d position circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2841Shift Fork D Position Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP2841 relates to shift fork d position circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2842Shift Fork D Position Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2842 relates to shift fork d position circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2843Shift Fork D Position Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2843 relates to shift fork d position circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2844Shift Fork D Position Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP2844 relates to shift fork d position circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P2845Shift Fork A Position Sensor Incorrect Neutral Position IndicatedCheck soonTransmission Issues30–120 minutes for initial diagnosisP2845 relates to shift fork a position sensor incorrect neutral position indicated. Check the fault conditions and vehicle-specific procedure before replacing parts.P2846Shift Fork B Position Sensor Incorrect Neutral Position IndicatedCheck soonTransmission Issues30–120 minutes for initial diagnosisP2846 relates to shift fork b position sensor incorrect neutral position indicated. Check the fault conditions and vehicle-specific procedure before replacing parts.P2847Shift Fork C Position Sensor Incorrect Neutral Position IndicatedCheck soonTransmission Issues30–120 minutes for initial diagnosisP2847 relates to shift fork c position sensor incorrect neutral position indicated. Check the fault conditions and vehicle-specific procedure before replacing parts.P2848Shift Fork D Position Sensor Incorrect Neutral Position IndicatedCheck soonTransmission Issues30–120 minutes for initial diagnosisP2848 relates to shift fork d position sensor incorrect neutral position indicated. Check the fault conditions and vehicle-specific procedure before replacing parts.P2849Shift Fork A StuckCheck soonTransmission Issues30–120 minutes for initial diagnosisP2849 relates to shift fork a stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.P284AShift Fork B StuckCheck soonTransmission Issues30–120 minutes for initial diagnosisP284A relates to shift fork b stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.P284BShift Fork C StuckCheck soonTransmission Issues30–120 minutes for initial diagnosisP284B relates to shift fork c stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.P284CShift Fork D StuckCheck soonTransmission Issues30–120 minutes for initial diagnosisP284C relates to shift fork d stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.