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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 6721–6744 of 7353

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P2D93Starter/Generator Phase Y Current Sensor Circuit HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D93 relates to starter/generator phase y current sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D94Starter/Generator Phase Z Current Sensor Circuit HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D94 relates to starter/generator phase z current sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D95Starter/Generator Phase X Current Sensor Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D95 relates to starter/generator phase x current sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D96Starter/Generator Phase Y Current Sensor Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D96 relates to starter/generator phase y current sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D97Starter/Generator Phase Z Current Sensor Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D97 relates to starter/generator phase z current sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D98Starter/Generator Phase X Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D98 relates to starter/generator phase x current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D99Starter/Generator Phase Y Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D99 relates to starter/generator phase y current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9AStarter/Generator Phase Z Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9A relates to starter/generator phase z current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9BStarter/Generator Phase U Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9B relates to starter/generator phase u current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9CStarter/Generator Phase V Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9C relates to starter/generator phase v current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9DStarter/Generator Phase W Current Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9D relates to starter/generator phase w current circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9EHigh Voltage System Voltage LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9E relates to high voltage system voltage low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2D9FHigh Voltage System Voltage HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2D9F relates to high voltage system voltage high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA0High Voltage System PerformanceCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2DA0 relates to high voltage system performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA1Gear Shift Control Module B Supply Voltage LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2DA1 relates to gear shift control module b supply voltage low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA2Gear Shift Control Module B Supply Voltage HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2DA2 relates to gear shift control module b supply voltage high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA3Gear Shift Control Module B OvertemperatureCheck soonTransmission Issues30–120 minutes for initial diagnosisP2DA3 relates to gear shift control module b overtemperature. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA4Coolant Heater A Internal Control Module PerformanceCheck soonEngine Problems30–120 minutes for initial diagnosisP2DA4 relates to coolant heater a internal control module performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA5Coolant Heater A Supply Voltage CircuitCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2DA5 relates to coolant heater a supply voltage circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA6Coolant Heater A Over TemperatureUrgentEngine Problems30–120 minutes for initial diagnosisP2DA6 relates to coolant heater a over temperature. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA7Coolant Heater A Control Module System VoltageCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2DA7 relates to coolant heater a control module system voltage. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA8DC/AC Converter Control Module A Switch A CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2DA8 relates to dc/ac converter control module a switch a circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DA9DC/AC Converter Control Module A Switch A Circuit Range/PerformanceCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2DA9 relates to dc/ac converter control module a switch a circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2DAADC/AC Converter Control Module A Switch B CircuitCheck soonSensors & Electronics30–120 minutes for initial diagnosisP2DAA relates to dc/ac converter control module a switch b circuit. Check the fault conditions and vehicle-specific procedure before replacing parts.