Diagnostic library

Find an OBD2 code

Search the code from your scanner, then narrow the library by system, severity, or code family.

9,253 diagnostic guides

Sort

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

Quick browse

Choose a vehicle system

Engine1049 Emissions515 Fuel1016 Sensors & Electronics2110 Transmission866 Electrical & Charging1797 Body & Restraints193 Chassis & Brakes479 Network & Communication1228

FiltersSeverity · family

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 817–840 of 1797

Most searched first

P0CB7Hybrid/EV Battery Temperature Sensor P CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CB7 concerns hybrid/ev battery temperature sensor p circuit. Learn what this fault indicates and where to begin diagnosis.P0CB8Hybrid/EV Battery Temperature Sensor P Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CB8 concerns hybrid/ev battery temperature sensor p circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0CB9Hybrid/EV Battery Temperature Sensor P Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CB9 concerns hybrid/ev battery temperature sensor p circuit low. Learn what this fault indicates and where to begin diagnosis.P0CBAHybrid/EV Battery Temperature Sensor P Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBA concerns hybrid/ev battery temperature sensor p circuit high. Learn what this fault indicates and where to begin diagnosis.P0CBBHybrid/EV Battery Temperature Sensor P Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBB concerns hybrid/ev battery temperature sensor p circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0CBCDrive Motor A Coolant Temperature Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBC concerns drive motor a coolant temperature sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0CBDDrive Motor A Coolant Temperature Sensor Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBD concerns drive motor a coolant temperature sensor circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0CBEDrive Motor A Coolant Temperature Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBE concerns drive motor a coolant temperature sensor circuit low. Learn what this fault indicates and where to begin diagnosis.P0CBFDrive Motor A Coolant Temperature Sensor Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CBF concerns drive motor a coolant temperature sensor circuit high. Learn what this fault indicates and where to begin diagnosis.P0CC0Drive Motor A Coolant Temperature Sensor Circuit IntermittentCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC0 concerns drive motor a coolant temperature sensor circuit intermittent. Learn what this fault indicates and where to begin diagnosis.P0CC1Drive Motor A Coolant Pump Control Circuit/OpenCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC1 concerns drive motor a coolant pump control circuit/open. Learn what this fault indicates and where to begin diagnosis.P0CC2Drive Motor A Coolant Pump Control Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC2 concerns drive motor a coolant pump control circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0CC3Drive Motor A Coolant Pump Control Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC3 concerns drive motor a coolant pump control circuit low. Learn what this fault indicates and where to begin diagnosis.P0CC4Drive Motor A Coolant Pump Control Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC4 concerns drive motor a coolant pump control circuit high. Learn what this fault indicates and where to begin diagnosis.P0CC514 Volt Power Module Current Sensor A/B CorrelationCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC5 concerns 14 volt power module current sensor a/b correlation. Learn what this fault indicates and where to begin diagnosis.P0CC6Charge Port Door A Open Request Switch Wake-Up CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC6 concerns charge port door a open request switch wake-up circuit. Learn what this fault indicates and where to begin diagnosis.P0CC7Charge Port Door A Open Request Switch CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC7 concerns charge port door a open request switch circuit. Learn what this fault indicates and where to begin diagnosis.P0CC8Charge Port Door A Open Request Switch Circuit PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC8 concerns charge port door a open request switch circuit performance. Learn what this fault indicates and where to begin diagnosis.P0CC9Charge Port Door A Open Request Switch Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CC9 concerns charge port door a open request switch circuit low. Learn what this fault indicates and where to begin diagnosis.P0CCACharge Port Door A Open Request Switch Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CCA concerns charge port door a open request switch circuit high. Learn what this fault indicates and where to begin diagnosis.P0CCBCharge Port Door A Open Request Switch Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CCB concerns charge port door a open request switch circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0CCCCharge Port Door A Position Sensor CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CCC concerns charge port door a position sensor circuit. Learn what this fault indicates and where to begin diagnosis.P0CCDCharge Port Door A Position Sensor Circuit PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CCD concerns charge port door a position sensor circuit performance. Learn what this fault indicates and where to begin diagnosis.P0CCECharge Port Door A Position Sensor Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CCE concerns charge port door a position sensor circuit low. Learn what this fault indicates and where to begin diagnosis.