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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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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 457–480 of 1797

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P0B4FHybrid/EV Battery Voltage Sense E CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B4F concerns hybrid/ev battery voltage sense e circuit. Learn what this fault indicates and where to begin diagnosis.P0B50Hybrid/EV Battery Voltage Sense E Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B50 concerns hybrid/ev battery voltage sense e circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B51Hybrid/EV Battery Voltage Sense E Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B51 concerns hybrid/ev battery voltage sense e circuit low. Learn what this fault indicates and where to begin diagnosis.P0B52Hybrid/EV Battery Voltage Sense E Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B52 concerns hybrid/ev battery voltage sense e circuit high. Learn what this fault indicates and where to begin diagnosis.P0B53Hybrid/EV Battery Voltage Sense E Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B53 concerns hybrid/ev battery voltage sense e circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B54Hybrid/EV Battery Voltage Sense F CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B54 concerns hybrid/ev battery voltage sense f circuit. Learn what this fault indicates and where to begin diagnosis.P0B55Hybrid/EV Battery Voltage Sense F Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B55 concerns hybrid/ev battery voltage sense f circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B56Hybrid/EV Battery Voltage Sense F Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B56 concerns hybrid/ev battery voltage sense f circuit low. Learn what this fault indicates and where to begin diagnosis.P0B57Hybrid/EV Battery Voltage Sense F Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B57 concerns hybrid/ev battery voltage sense f circuit high. Learn what this fault indicates and where to begin diagnosis.P0B58Hybrid/EV Battery Voltage Sense F Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B58 concerns hybrid/ev battery voltage sense f circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B59Hybrid/EV Battery Voltage Sense G CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B59 concerns hybrid/ev battery voltage sense g circuit. Learn what this fault indicates and where to begin diagnosis.P0B5AHybrid/EV Battery Voltage Sense G Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5A concerns hybrid/ev battery voltage sense g circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B5BHybrid/EV Battery Voltage Sense G Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5B concerns hybrid/ev battery voltage sense g circuit low. Learn what this fault indicates and where to begin diagnosis.P0B5CHybrid/EV Battery Voltage Sense G Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5C concerns hybrid/ev battery voltage sense g circuit high. Learn what this fault indicates and where to begin diagnosis.P0B5DHybrid/EV Battery Voltage Sense G Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5D concerns hybrid/ev battery voltage sense g circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B5EHybrid/EV Battery Voltage Sense H CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5E concerns hybrid/ev battery voltage sense h circuit. Learn what this fault indicates and where to begin diagnosis.P0B5FHybrid/EV Battery Voltage Sense H Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B5F concerns hybrid/ev battery voltage sense h circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B60Hybrid/EV Battery Voltage Sense H Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B60 concerns hybrid/ev battery voltage sense h circuit low. Learn what this fault indicates and where to begin diagnosis.P0B61Hybrid/EV Battery Voltage Sense H Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B61 concerns hybrid/ev battery voltage sense h circuit high. Learn what this fault indicates and where to begin diagnosis.P0B62Hybrid/EV Battery Voltage Sense H Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B62 concerns hybrid/ev battery voltage sense h circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0B63Hybrid/EV Battery Voltage Sense I CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B63 concerns hybrid/ev battery voltage sense i circuit. Learn what this fault indicates and where to begin diagnosis.P0B64Hybrid/EV Battery Voltage Sense I Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B64 concerns hybrid/ev battery voltage sense i circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0B65Hybrid/EV Battery Voltage Sense I Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B65 concerns hybrid/ev battery voltage sense i circuit low. Learn what this fault indicates and where to begin diagnosis.P0B66Hybrid/EV Battery Voltage Sense I Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0B66 concerns hybrid/ev battery voltage sense i circuit high. Learn what this fault indicates and where to begin diagnosis.