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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 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 1249–1272 of 1797

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P0E67Battery Charger Control Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E67 concerns battery charger control circuit high. Learn what this fault indicates and where to begin diagnosis.P0E68Battery Charger Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E68 concerns battery charger control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0E69Control Pilot Indicator Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E69 concerns control pilot indicator control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0E6ABattery Charging System Precharge Contactor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6A concerns battery charging system precharge contactor circuit. Learn what this fault indicates and where to begin diagnosis.P0E6BBattery Charging System Precharge Contactor Circuit Stuck ClosedCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6B concerns battery charging system precharge contactor circuit stuck closed. Learn what this fault indicates and where to begin diagnosis.P0E6CBattery Charging System Precharge Contactor Circuit Stuck OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6C concerns battery charging system precharge contactor circuit stuck open. Learn what this fault indicates and where to begin diagnosis.P0E6DBattery Charging System Precharge Contactor Control Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6D concerns battery charging system precharge contactor control circuit/open. Learn what this fault indicates and where to begin diagnosis.P0E6EBattery Charging System Precharge Contactor Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6E concerns battery charging system precharge contactor control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0E6FBattery Charging System Precharge Contactor Control Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E6F concerns battery charging system precharge contactor control circuit low. Learn what this fault indicates and where to begin diagnosis.P0E70Battery Charging System Precharge Contactor Control Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E70 concerns battery charging system precharge contactor control circuit high. Learn what this fault indicates and where to begin diagnosis.P0E71Generator Torque Delivered PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E71 concerns generator torque delivered performance. Learn what this fault indicates and where to begin diagnosis.P0E72Control Pilot Signal Low FrequencyCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E72 concerns control pilot signal low frequency. Learn what this fault indicates and where to begin diagnosis.P0E73Control Pilot Signal High FrequencyCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E73 concerns control pilot signal high frequency. Learn what this fault indicates and where to begin diagnosis.P0E74Hybrid/EV Battery Voltage Internal Isolation FaultUrgentElectrical & Charging System45–120 minutes for initial diagnosisP0E74 concerns hybrid/ev battery voltage internal isolation fault. Learn what this fault indicates and where to begin diagnosis.P0E75Coolant Bypass Valve A Control Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E75 concerns coolant bypass valve a control circuit/open. Learn what this fault indicates and where to begin diagnosis.P0E76Coolant Bypass Valve A Control Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E76 concerns coolant bypass valve a control circuit low. Learn what this fault indicates and where to begin diagnosis.P0E77Coolant Bypass Valve A Control Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E77 concerns coolant bypass valve a control circuit high. Learn what this fault indicates and where to begin diagnosis.P0E78Coolant Bypass Valve A Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E78 concerns coolant bypass valve a control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0E79Coolant Bypass Valve A Control Stuck/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E79 concerns coolant bypass valve a control stuck/open. Learn what this fault indicates and where to begin diagnosis.P0E7ACoolant Bypass Valve A Control Stuck ClosedCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E7A concerns coolant bypass valve a control stuck closed. Learn what this fault indicates and where to begin diagnosis.P0E7BCoolant Bypass Valve B Control Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E7B concerns coolant bypass valve b control circuit/open. Learn what this fault indicates and where to begin diagnosis.P0E7CCoolant Bypass Valve B Control Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E7C concerns coolant bypass valve b control circuit low. Learn what this fault indicates and where to begin diagnosis.P0E7DCoolant Bypass Valve B Control Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E7D concerns coolant bypass valve b control circuit high. Learn what this fault indicates and where to begin diagnosis.P0E7ECoolant Bypass Valve B Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0E7E concerns coolant bypass valve b control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.