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 Check soon 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 673–696 of 1570

Most searched first

P0C95Hybrid/EV Battery Temperature Sensor K Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C95 concerns hybrid/ev battery temperature sensor k circuit high. Learn what this fault indicates and where to begin diagnosis.P0C96Hybrid/EV Battery Temperature Sensor K Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C96 concerns hybrid/ev battery temperature sensor k circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C97Hybrid/EV Battery Temperature Sensor L CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C97 concerns hybrid/ev battery temperature sensor l circuit. Learn what this fault indicates and where to begin diagnosis.P0C98Hybrid/EV Battery Temperature Sensor L Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C98 concerns hybrid/ev battery temperature sensor l range/performance. Learn what this fault indicates and where to begin diagnosis.P0C99Hybrid/EV Battery Temperature Sensor L Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C99 concerns hybrid/ev battery temperature sensor l circuit low. Learn what this fault indicates and where to begin diagnosis.P0C9AHybrid/EV Battery Temperature Sensor L Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9A concerns hybrid/ev battery temperature sensor l circuit high. Learn what this fault indicates and where to begin diagnosis.P0C9BHybrid/EV Battery Temperature Sensor L Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9B concerns hybrid/ev battery temperature sensor l circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C9C14 Volt Power Module Current Sensor B CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9C concerns 14 volt power module current sensor b circuit. Learn what this fault indicates and where to begin diagnosis.P0C9D14 Volt Power Module Current Sensor B Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9D concerns 14 volt power module current sensor b circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0C9E14 Volt Power Module Current Sensor B Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9E concerns 14 volt power module current sensor b circuit low. Learn what this fault indicates and where to begin diagnosis.P0C9F14 Volt Power Module Current Sensor B Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C9F concerns 14 volt power module current sensor b circuit high. Learn what this fault indicates and where to begin diagnosis.P0CA014 Volt Power Module Current Sensor B Circuit IntermittentCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA0 concerns 14 volt power module current sensor b circuit intermittent. Learn what this fault indicates and where to begin diagnosis.P0CA1Drive Motor Control Module Requested MIL IlluminationCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA1 concerns drive motor control module requested mil illumination. Learn what this fault indicates and where to begin diagnosis.P0CA2DC/DC Converter Step Down Voltage PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA2 concerns dc/dc converter step down voltage performance. Learn what this fault indicates and where to begin diagnosis.P0CA3DC/DC Converter Step Up Voltage PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA3 concerns dc/dc converter step up voltage performance. Learn what this fault indicates and where to begin diagnosis.P0CA4Hybrid/EV Battery Charging Voltage HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA4 concerns hybrid/ev battery charging voltage high. Learn what this fault indicates and where to begin diagnosis.P0CA5Hybrid/EV Battery Discharging Voltage HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA5 concerns hybrid/ev battery discharging voltage high. Learn what this fault indicates and where to begin diagnosis.P0CA6Hybrid/EV Battery Charging Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA6 concerns hybrid/ev battery charging current high. Learn what this fault indicates and where to begin diagnosis.P0CA7Hybrid/EV Battery Discharging Current HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA7 concerns hybrid/ev battery discharging current high. Learn what this fault indicates and where to begin diagnosis.P0CA8Hybrid/EV Battery Temperature Sensor M CircuitCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA8 concerns hybrid/ev battery temperature sensor m circuit. Learn what this fault indicates and where to begin diagnosis.P0CA9Hybrid/EV Battery Temperature Sensor M Circuit Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CA9 concerns hybrid/ev battery temperature sensor m circuit range/performance. Learn what this fault indicates and where to begin diagnosis.P0CAAHybrid/EV Battery Temperature Sensor M Circuit LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CAA concerns hybrid/ev battery temperature sensor m circuit low. Learn what this fault indicates and where to begin diagnosis.P0CABHybrid/EV Battery Temperature Sensor M Circuit HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CAB concerns hybrid/ev battery temperature sensor m circuit high. Learn what this fault indicates and where to begin diagnosis.P0CACHybrid/EV Battery Temperature Sensor M Circuit Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0CAC concerns hybrid/ev battery temperature sensor m circuit intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.