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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.

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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Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

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 2785–2808 of 7353

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P0C1ADrive Motor B Torque Delivered PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1A concerns drive motor b torque delivered performance. Learn what this fault indicates and where to begin diagnosis.P0C1BElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Too HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1B concerns electric/auxiliary transmission fluid pump control module internal temperature too high. Learn what this fault indicates and where to begin diagnosis.P0C1CElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1C concerns electric/auxiliary transmission fluid pump control module internal temperature sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0C1DElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1D concerns electric/auxiliary transmission fluid pump control module internal temperature sensor circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0C1EElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1E concerns electric/auxiliary transmission fluid pump control module internal temperature sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0C1FElectric/Auxiliary Transmission Fluid Pump Control Module Internal Temperature Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C1F concerns electric/auxiliary transmission fluid pump control module internal temperature sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0C20Electric/Auxiliary Transmission Fluid Pump Phase U-V-W Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C20 concerns electric/auxiliary transmission fluid pump phase u-v-w circuit/open. Learn what this fault indicates and where to begin diagnosis.P0C21Electric/Auxiliary Transmission Fluid Pump Phase U-V-W Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C21 concerns electric/auxiliary transmission fluid pump phase u-v-w circuit low. Learn what this fault indicates and where to begin diagnosis.P0C22Electric/Auxiliary Transmission Fluid Pump Phase U-V-W Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C22 concerns electric/auxiliary transmission fluid pump phase u-v-w circuit high. Learn what this fault indicates and where to begin diagnosis.P0C23Electric/Auxiliary Transmission Fluid Pump Control Module Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C23 concerns electric/auxiliary transmission fluid pump control module circuit/open. Learn what this fault indicates and where to begin diagnosis.P0C24Electric/Auxiliary Transmission Fluid Pump Control Module Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C24 concerns electric/auxiliary transmission fluid pump control module circuit low. Learn what this fault indicates and where to begin diagnosis.P0C25Electric/Auxiliary Transmission Fluid Pump Control Module Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C25 concerns electric/auxiliary transmission fluid pump control module circuit high. Learn what this fault indicates and where to begin diagnosis.P0C26Electric/Auxiliary Transmission Fluid Pump A Motor CurrentCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C26 concerns electric/auxiliary transmission fluid pump a motor current. Learn what this fault indicates and where to begin diagnosis.P0C27Electric/Auxiliary Transmission Fluid Pump A Motor Current LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C27 concerns electric/auxiliary transmission fluid pump a motor current low. Learn what this fault indicates and where to begin diagnosis.P0C28Electric/Auxiliary Transmission Fluid Pump A Motor Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C28 concerns electric/auxiliary transmission fluid pump a motor current high. Learn what this fault indicates and where to begin diagnosis.P0C29Electric/Auxiliary Transmission Fluid Pump A Driver Circuit PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C29 concerns electric/auxiliary transmission fluid pump a driver circuit performance. Learn what this fault indicates and where to begin diagnosis.P0C2AElectric/Auxiliary Transmission Fluid Pump A Motor StalledCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2A concerns electric/auxiliary transmission fluid pump a motor stalled. Learn what this fault indicates and where to begin diagnosis.P0C2BElectric/Auxiliary Transmission Fluid Pump Control Module Feedback SignalCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2B concerns electric/auxiliary transmission fluid pump control module feedback signal. Learn what this fault indicates and where to begin diagnosis.P0C2CElectric/Auxiliary Transmission Fluid Pump Control Module Feedback Signal Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2C concerns electric/auxiliary transmission fluid pump control module feedback signal range/performance. Learn what this fault indicates and where to begin diagnosis.P0C2DElectric/Auxiliary Transmission Fluid Pump Control Module Feedback Signal LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2D concerns electric/auxiliary transmission fluid pump control module feedback signal low. Learn what this fault indicates and where to begin diagnosis.P0C2EElectric/Auxiliary Transmission Fluid Pump Control Module Feedback Signal HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2E concerns electric/auxiliary transmission fluid pump control module feedback signal high. Learn what this fault indicates and where to begin diagnosis.P0C2FInternal Control Module Drive Motor/Generator - Engine Speed Sensor PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C2F concerns internal control module drive motor/generator - engine speed sensor performance. Learn what this fault indicates and where to begin diagnosis.P0C30Hybrid/EV Battery Pack State of Charge HighUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0C30 concerns hybrid/ev battery pack state of charge high. Learn what this fault indicates and where to begin diagnosis.P0C31Inverter B Cooling System PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C31 concerns inverter b cooling system performance. Learn what this fault indicates and where to begin diagnosis.