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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.

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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Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

All families9253 P · Powertrain7353 B · Body193 C · Chassis479 U · Network1228

Vehicle coverage

These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.

Diagnostic codes

Showing 1009–1032 of 1797

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P0D77A/C Compressor Control Module Output Driver Temperature Sensor Circuit HighLow priorityElectrical & Charging System45–120 minutes for initial diagnosisP0D77 concerns a/c compressor control module output driver temperature sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0D78A/C Compressor Control Module Output Driver Temperature Sensor Circuit LowLow priorityElectrical & Charging System45–120 minutes for initial diagnosisP0D78 concerns a/c compressor control module output driver temperature sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0D79A/C Compressor Control Module Output Driver Temperature Sensor Circuit Intermittent/ErraticLow priorityElectrical & Charging System45–120 minutes for initial diagnosisP0D79 concerns a/c compressor control module output driver temperature sensor circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0D7AA/C Compressor Motor Phase U Current LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7A concerns a/c compressor motor phase u current low. Learn what this fault indicates and where to begin diagnosis.P0D7BA/C Compressor Motor Phase U Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7B concerns a/c compressor motor phase u current high. Learn what this fault indicates and where to begin diagnosis.P0D7CA/C Compressor Motor Phase V Current LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7C concerns a/c compressor motor phase v current low. Learn what this fault indicates and where to begin diagnosis.P0D7DA/C Compressor Motor Phase V Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7D concerns a/c compressor motor phase v current high. Learn what this fault indicates and where to begin diagnosis.P0D7EA/C Compressor Motor Phase W Current LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7E concerns a/c compressor motor phase w current low. Learn what this fault indicates and where to begin diagnosis.P0D7FA/C Compressor Motor Phase W Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D7F concerns a/c compressor motor phase w current high. Learn what this fault indicates and where to begin diagnosis.P0D80Battery Charger Input Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D80 concerns battery charger input circuit/open. Learn what this fault indicates and where to begin diagnosis.P0D81Battery Charger Input Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D81 concerns battery charger input circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0D82Battery Charger Input Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D82 concerns battery charger input circuit low. Learn what this fault indicates and where to begin diagnosis.P0D83Battery Charger Input Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D83 concerns battery charger input circuit high. Learn what this fault indicates and where to begin diagnosis.P0D84Battery Charger Input Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D84 concerns battery charger input circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0D85Battery Charging Output Voltage Too HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D85 concerns battery charging output voltage too high. Learn what this fault indicates and where to begin diagnosis.P0D86Battery Charger Coupler Status Indicator Control Circuit A/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D86 concerns battery charger coupler status indicator control circuit a/open. Learn what this fault indicates and where to begin diagnosis.P0D87Battery Charger Coupler Status Indicator Control Circuit A LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D87 concerns battery charger coupler status indicator control circuit a low. Learn what this fault indicates and where to begin diagnosis.P0D88Battery Charger Coupler Status Indicator Control Circuit A HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D88 concerns battery charger coupler status indicator control circuit a high. Learn what this fault indicates and where to begin diagnosis.P0D89Battery Charger Coupler Status Indicator Control Circuit B/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D89 concerns battery charger coupler status indicator control circuit b/open. Learn what this fault indicates and where to begin diagnosis.P0D8ABattery Charger Coupler Status Indicator Control Circuit B LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D8A concerns battery charger coupler status indicator control circuit b low. Learn what this fault indicates and where to begin diagnosis.P0D8BBattery Charger Coupler Status Indicator Control Circuit B HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D8B concerns battery charger coupler status indicator control circuit b high. Learn what this fault indicates and where to begin diagnosis.P0D8CBattery Charger Coupler Status Indicator Control Circuit C/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D8C concerns battery charger coupler status indicator control circuit c/open. Learn what this fault indicates and where to begin diagnosis.P0D8DBattery Charger Coupler Status Indicator Control Circuit C LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D8D concerns battery charger coupler status indicator control circuit c low. Learn what this fault indicates and where to begin diagnosis.P0D8EBattery Charger Coupler Status Indicator Control Circuit C HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0D8E concerns battery charger coupler status indicator control circuit c high. Learn what this fault indicates and where to begin diagnosis.