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 P · Powertrain 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 721–744 of 1797

Most searched first

P0C57Drive Motor B Position Sensor Circuit A LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C57 concerns drive motor b position sensor circuit a low. Learn what this fault indicates and where to begin diagnosis.P0C58Drive Motor B Position Sensor Circuit A HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C58 concerns drive motor b position sensor circuit a high. Learn what this fault indicates and where to begin diagnosis.P0C59Drive Motor B Position Sensor Circuit A Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C59 concerns drive motor b position sensor circuit a intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C5ADrive Motor A Position Sensor Circuit BCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5A concerns drive motor a position sensor circuit b. Learn what this fault indicates and where to begin diagnosis.P0C5BDrive Motor A Position Sensor Circuit B Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5B concerns drive motor a position sensor circuit b range/performance. Learn what this fault indicates and where to begin diagnosis.P0C5CDrive Motor A Position Sensor Circuit B LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5C concerns drive motor a position sensor circuit b low. Learn what this fault indicates and where to begin diagnosis.P0C5DDrive Motor A Position Sensor Circuit B HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5D concerns drive motor a position sensor circuit b high. Learn what this fault indicates and where to begin diagnosis.P0C5EDrive Motor A Position Sensor Circuit B Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5E concerns drive motor a position sensor circuit b intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C5FDrive Motor B Position Sensor Circuit BCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C5F concerns drive motor b position sensor circuit b. Learn what this fault indicates and where to begin diagnosis.P0C60Drive Motor B Position Sensor Circuit B Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C60 concerns drive motor b position sensor circuit b range/performance. Learn what this fault indicates and where to begin diagnosis.P0C61Drive Motor B Position Sensor Circuit B LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C61 concerns drive motor b position sensor circuit b low. Learn what this fault indicates and where to begin diagnosis.P0C62Drive Motor B Position Sensor Circuit B HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C62 concerns drive motor b position sensor circuit b high. Learn what this fault indicates and where to begin diagnosis.P0C63Drive Motor B Position Sensor Circuit B Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C63 concerns drive motor b position sensor circuit b intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C64Generator Position Sensor Circuit ACheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C64 concerns generator position sensor circuit a. Learn what this fault indicates and where to begin diagnosis.P0C65Generator Position Sensor Circuit A Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C65 concerns generator position sensor circuit a range/performance. Learn what this fault indicates and where to begin diagnosis.P0C66Generator Position Sensor Circuit A LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C66 concerns generator position sensor circuit a low. Learn what this fault indicates and where to begin diagnosis.P0C67Generator Position Sensor Circuit A HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C67 concerns generator position sensor circuit a high. Learn what this fault indicates and where to begin diagnosis.P0C68Generator Position Sensor Circuit A Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C68 concerns generator position sensor circuit a intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C69Generator Position Sensor Circuit BCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C69 concerns generator position sensor circuit b. Learn what this fault indicates and where to begin diagnosis.P0C6AGenerator Position Sensor Circuit B Range/PerformanceCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C6A concerns generator position sensor circuit b range/performance. Learn what this fault indicates and where to begin diagnosis.P0C6BGenerator Position Sensor Circuit B LowCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C6B concerns generator position sensor circuit b low. Learn what this fault indicates and where to begin diagnosis.P0C6CGenerator Position Sensor Circuit B HighCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C6C concerns generator position sensor circuit b high. Learn what this fault indicates and where to begin diagnosis.P0C6DGenerator Position Sensor Circuit B Intermittent/ErraticCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C6D concerns generator position sensor circuit b intermittent/erratic. Learn what this fault indicates and where to begin diagnosis.P0C6EHybrid/EV Battery Temperature Sensor A/B CorrelationCheck soonElectrical & Charging System45–120 minutes for initial diagnosisP0C6E concerns hybrid/ev battery temperature sensor a/b correlation. Learn what this fault indicates and where to begin diagnosis.