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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 1825–1848 of 2110

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P2C31Ignition Coil Primary Circuit Fuse BCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C31 relates to ignition coil primary circuit fuse b. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C32Crankcase Pressure Sensor B CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C32 relates to crankcase pressure sensor b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C33Crankcase Pressure Sensor B Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C33 relates to crankcase pressure sensor b circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C34Crankcase Pressure Sensor B Circuit LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C34 relates to crankcase pressure sensor b circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C35Crankcase Pressure Sensor B Circuit HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C35 relates to crankcase pressure sensor b circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C36Crankcase Pressure Sensor B Circuit Intermittent/ErraticCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C36 relates to crankcase pressure sensor b circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C62O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 3Check soonSensors & Electronics30–120 minutes for initial diagnosisP2C62 relates to o2 sensor pumping current trim circuit/open bank 1 sensor 3. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C63O2 Sensor Pumping Current Trim Circuit Low Bank 1 Sensor 3Check soonSensors & Electronics30–120 minutes for initial diagnosisP2C63 relates to o2 sensor pumping current trim circuit low bank 1 sensor 3. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C64O2 Sensor Pumping Current Trim Circuit High Bank 1 Sensor 3Check soonSensors & Electronics30–120 minutes for initial diagnosisP2C64 relates to o2 sensor pumping current trim circuit high bank 1 sensor 3. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C65O2 Sensor Out of Range During Deceleration Bank 1 Sensor 3Check soonSensors & Electronics30–120 minutes for initial diagnosisP2C65 relates to o2 sensor out of range during deceleration bank 1 sensor 3. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C69Drive Motor “A” Phase X CurrentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C69 relates to drive motor “a” phase x current. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6ADrive Motor “A” Phase X Current LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6A relates to drive motor “a” phase x current low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6BDrive Motor “A” Phase X Current HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6B relates to drive motor “a” phase x current high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6CDrive Motor “A” Phase Y CurrentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6C relates to drive motor “a” phase y current. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6DDrive Motor “A” Phase Y Current LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6D relates to drive motor “a” phase y current low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6EDrive Motor “A” Phase Y Current HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6E relates to drive motor “a” phase y current high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C6FDrive Motor “A” Phase Z CurrentCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C6F relates to drive motor “a” phase z current. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C70Drive Motor “A” Phase Z Current LowCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C70 relates to drive motor “a” phase z current low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C71Drive Motor “A” Phase Z Current HighCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C71 relates to drive motor “a” phase z current high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C72Hybrid/EV Electronics Cooling System PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C72 relates to hybrid/ev electronics cooling system performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C73Active Grille Air Shutter C Stuck OnCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C73 relates to active grille air shutter c stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C74Active Grille Air Shutter C Control Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C74 relates to active grille air shutter c control circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C75Active Grille Air Shutter Module C Over TemperatureUrgentSensors & Electronics30–120 minutes for initial diagnosisP2C75 relates to active grille air shutter module c over temperature. Check the fault conditions and vehicle-specific procedure before replacing parts.P2C76Active Grille Air Shutter D Stuck OnCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2C76 relates to active grille air shutter d stuck on. Check the fault conditions and vehicle-specific procedure before replacing parts.