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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.

Electrical & Charging System 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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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 1777–1797 of 1797

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P2E78Hybrid/EV Battery Pack Coolant Temperature Sensor D Circuit Intermittent/ErraticCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E78 relates to hybrid/ev battery pack coolant temperature sensor d circuit intermittent/erratic. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E84Battery Charger B Input Voltage Sensor Circuit Range/PerformanceCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E84 relates to battery charger b input voltage sensor circuit range/performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E85Battery Charger B Input Voltage Sensor Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E85 relates to battery charger b input voltage sensor circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E86Battery Charger B Input Voltage Sensor Circuit HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E86 relates to battery charger b input voltage sensor circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E8CBattery Charger B Charge Sequence Signal 1 Circuit HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E8C relates to battery charger b charge sequence signal 1 circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E8DBattery Charger B Charge Sequence Signal 1 Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E8D relates to battery charger b charge sequence signal 1 circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E8EBattery Charger B Charge Sequence Signal 2 Circuit HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E8E relates to battery charger b charge sequence signal 2 circuit high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E8FBattery Charger B Charge Sequence Signal 2 Circuit LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E8F relates to battery charger b charge sequence signal 2 circuit low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E90Battery Charger A Internal Power Supply PerformanceCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E90 relates to battery charger a internal power supply performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2E91Battery Charger B Internal Power Supply PerformanceCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2E91 relates to battery charger b internal power supply performance. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA7DC/AC Converter A Input Voltage Too LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EA7 relates to dc/ac converter a input voltage too low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EA8DC/AC Converter A Input Voltage Too HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EA8 relates to dc/ac converter a input voltage too high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EB4Hybrid/EV Battery Inductive Charger High Voltage Interlock Circuit/OpenCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EB4 relates to hybrid/ev battery inductive charger high voltage interlock circuit/open. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EB5Hybrid/EV Battery Inductive Charger Input Voltage LowCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EB5 relates to hybrid/ev battery inductive charger input voltage low. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EB6Hybrid/EV Battery Inductive Charger Input Voltage HighCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EB6 relates to hybrid/ev battery inductive charger input voltage high. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EB7Replace 12V BatteryCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EB7 relates to replace 12v battery. Check the fault conditions and vehicle-specific procedure before replacing parts.P2EBFBattery Charging Mode Switch StuckCheck soonElectrical & Charging System30–120 minutes for initial diagnosisP2EBF relates to battery charging mode switch stuck. Check the fault conditions and vehicle-specific procedure before replacing parts.P0615Starter Relay CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0615 means Starter Relay Circuit. Learn the likely symptoms, common causes, and a safe diagnostic order before replacing parts.P0620Generator/Alternator Control Circuit MalfunctionElectrical & Charging SystemDiagnose P0620 alternator control circuit code and get your charging system working again.P0621Alternator "L" Terminal Circuit MalfunctionElectrical & Charging SystemFix P0621 alternator L terminal circuit code - what it means and how to diagnose it.P0622Alternator Field Terminal Circuit MalfunctionElectrical & Charging SystemUnderstand P0622 alternator field terminal circuit code and how to fix a weak or no-charge condition.