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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 457–480 of 833

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P2730Pressure Control Solenoid E Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2730 relates to pressure control solenoid e control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2731Pressure Control Solenoid FCheck soonTransmission Issues30–120 minutes for initial diagnosisP2731 relates to pressure control solenoid f. Check the fault conditions and vehicle-specific procedure before replacing parts.P2732Pressure Control Solenoid F Performance/Stuck OffCheck soonTransmission Issues30–120 minutes for initial diagnosisP2732 relates to pressure control solenoid f performance/stuck off. Check the fault conditions and vehicle-specific procedure before replacing parts.P2733Pressure Control Solenoid F Stuck OnCheck soonTransmission Issues30–120 minutes for initial diagnosisP2733 relates to pressure control solenoid f stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P2734Pressure Control Solenoid F ElectricalCheck soonTransmission Issues30–120 minutes for initial diagnosisP2734 relates to pressure control solenoid f electrical. Check the fault conditions and vehicle-specific procedure before replacing parts.P2735Pressure Control Solenoid F IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP2735 relates to pressure control solenoid f intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P2736Pressure Control Solenoid F Control Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP2736 relates to pressure control solenoid f control circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2737Pressure Control Solenoid F Control Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP2737 relates to pressure control solenoid f control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2738Pressure Control Solenoid F Control Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2738 relates to pressure control solenoid f control circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2739Pressure Control Solenoid F Control Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2739 relates to pressure control solenoid f control circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P273ATransmission Friction Element G Apply Time Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP273A relates to transmission friction element g apply time range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P273BTransmission Friction Element H Apply Time Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP273B relates to transmission friction element h apply time range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P273CGear Shift Control Module A Supply Voltage LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP273C relates to gear shift control module a supply voltage low. Check the fault conditions and vehicle-specific procedure before replacing parts.P273DGear Shift Control Module A Supply Voltage HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP273D relates to gear shift control module a supply voltage high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2740Transmission Fluid Temperature Sensor B CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP2740 relates to transmission fluid temperature sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2741Transmission Fluid Temperature Sensor B Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP2741 relates to transmission fluid temperature sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2742Transmission Fluid Temperature Sensor B Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2742 relates to transmission fluid temperature sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2743Transmission Fluid Temperature Sensor B Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2743 relates to transmission fluid temperature sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2744Transmission Fluid Temperature Sensor B Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP2744 relates to transmission fluid temperature sensor b circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.P274ATransmission Fluid Temperature Sensor C CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP274A relates to transmission fluid temperature sensor c circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P274BTransmission Fluid Temperature Sensor C Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP274B relates to transmission fluid temperature sensor c circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P274CTransmission Fluid Temperature Sensor C Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP274C relates to transmission fluid temperature sensor c circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P274DTransmission Fluid Temperature Sensor C Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP274D relates to transmission fluid temperature sensor c circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P274ETransmission Fluid Temperature Sensor C Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP274E relates to transmission fluid temperature sensor c circuit intermittent. Check the fault conditions and vehicle-specific procedure before replacing parts.