Diagnostic library

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

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.

Body & Restraints Check soon Clear all

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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 25–48 of 85

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B00C0Passenger Seat Occupant Classification Sensor ACheck soonBody & Restraints45–120 minutes for initial diagnosisB00C0 concerns passenger seat occupant classification sensor a. Learn what this fault indicates and where to begin diagnosis.B00C1Passenger Seat Occupant Classification Sensor BCheck soonBody & Restraints45–120 minutes for initial diagnosisB00C1 concerns passenger seat occupant classification sensor b. Learn what this fault indicates and where to begin diagnosis.B00C2Passenger Seat Occupant Classification Sensor CCheck soonBody & Restraints45–120 minutes for initial diagnosisB00C2 concerns passenger seat occupant classification sensor c. Learn what this fault indicates and where to begin diagnosis.B00C3Passenger Seat Occupant Classification Sensor DCheck soonBody & Restraints45–120 minutes for initial diagnosisB00C3 concerns passenger seat occupant classification sensor d. Learn what this fault indicates and where to begin diagnosis.B00C4Passenger Seat Occupant Classification Sensor ECheck soonBody & Restraints45–120 minutes for initial diagnosisB00C4 concerns passenger seat occupant classification sensor e. Learn what this fault indicates and where to begin diagnosis.B00C7Passenger Seat Occupant Position Sensor ACheck soonBody & Restraints45–120 minutes for initial diagnosisB00C7 concerns passenger seat occupant position sensor a. Learn what this fault indicates and where to begin diagnosis.B00C8Passenger Seat Occupant Position Sensor BCheck soonBody & Restraints45–120 minutes for initial diagnosisB00C8 concerns passenger seat occupant position sensor b. Learn what this fault indicates and where to begin diagnosis.B00C9Passenger Seat Occupant Position Sensor CCheck soonBody & Restraints45–120 minutes for initial diagnosisB00C9 concerns passenger seat occupant position sensor c. Learn what this fault indicates and where to begin diagnosis.B00CAPassenger Seat Occupant Position Sensor DCheck soonBody & Restraints45–120 minutes for initial diagnosisB00CA concerns passenger seat occupant position sensor d. Learn what this fault indicates and where to begin diagnosis.B00CBPassenger Seat Occupant Position Sensor ECheck soonBody & Restraints45–120 minutes for initial diagnosisB00CB concerns passenger seat occupant position sensor e. Learn what this fault indicates and where to begin diagnosis.B00D0Driver Seat Belt IndicatorCheck soonBody & Restraints45–120 minutes for initial diagnosisB00D0 concerns driver seat belt indicator. Learn what this fault indicates and where to begin diagnosis.B00D1Passenger Seat Belt IndicatorCheck soonBody & Restraints45–120 minutes for initial diagnosisB00D1 concerns passenger seat belt indicator. Learn what this fault indicates and where to begin diagnosis.B0100Sensor Cleaning Air Blower Actuator ACheck soonBody & Restraints45–120 minutes for initial diagnosisB0100 concerns sensor cleaning air blower actuator a. Learn what this fault indicates and where to begin diagnosis.B0101Sensor Cleaning Air Blower Actuator BCheck soonBody & Restraints45–120 minutes for initial diagnosisB0101 concerns sensor cleaning air blower actuator b. Learn what this fault indicates and where to begin diagnosis.B0102Sensor Cleaning Air Blower Actuator A ControlCheck soonBody & Restraints45–120 minutes for initial diagnosisB0102 concerns sensor cleaning air blower actuator a control. Learn what this fault indicates and where to begin diagnosis.B0103Sensor Cleaning Air Blower Actuator B ControlCheck soonBody & Restraints45–120 minutes for initial diagnosisB0103 concerns sensor cleaning air blower actuator b control. Learn what this fault indicates and where to begin diagnosis.B0104Sensor Cleaning Air Blower Actuator A Control RelayCheck soonBody & Restraints45–120 minutes for initial diagnosisB0104 concerns sensor cleaning air blower actuator a control relay. Learn what this fault indicates and where to begin diagnosis.B0105Sensor Cleaning Air Blower Actuator B Control RelayCheck soonBody & Restraints45–120 minutes for initial diagnosisB0105 concerns sensor cleaning air blower actuator b control relay. Learn what this fault indicates and where to begin diagnosis.B0106LIDAR Washer Actuator ACheck soonBody & Restraints45–120 minutes for initial diagnosisB0106 concerns lidar washer actuator a. Learn what this fault indicates and where to begin diagnosis.B0107LIDAR Washer Actuator BCheck soonBody & Restraints45–120 minutes for initial diagnosisB0107 concerns lidar washer actuator b. Learn what this fault indicates and where to begin diagnosis.B0108LIDAR Washer Actuator CCheck soonBody & Restraints45–120 minutes for initial diagnosisB0108 concerns lidar washer actuator c. Learn what this fault indicates and where to begin diagnosis.B0109LIDAR Washer Actuator DCheck soonBody & Restraints45–120 minutes for initial diagnosisB0109 concerns lidar washer actuator d. Learn what this fault indicates and where to begin diagnosis.B010ACamera Washer Actuator ACheck soonBody & Restraints45–120 minutes for initial diagnosisB010A concerns camera washer actuator a. Learn what this fault indicates and where to begin diagnosis.B010BCamera Washer Actuator BCheck soonBody & Restraints45–120 minutes for initial diagnosisB010B concerns camera washer actuator b. Learn what this fault indicates and where to begin diagnosis.