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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.

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

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Severity

All severities9253 Low priority305 Check soon8256 Urgent621

Code family

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 145–168 of 8256

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C0089TCS Disable SwitchCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0089 concerns tcs disable switch. Learn what this fault indicates and where to begin diagnosis.C008ATCS Mode ControlCheck soonChassis & Brakes45–120 minutes for initial diagnosisC008A concerns tcs mode control. Learn what this fault indicates and where to begin diagnosis.C00904WD/AWD Power Transfer Unit ActuatorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0090 concerns 4wd/awd power transfer unit actuator. Learn what this fault indicates and where to begin diagnosis.C00914WD/AWD Power Transfer Unit Position Sensor ACheck soonChassis & Brakes45–120 minutes for initial diagnosisC0091 concerns 4wd/awd power transfer unit position sensor a. Learn what this fault indicates and where to begin diagnosis.C00924WD/AWD Power Transfer Unit Position Sensor BCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0092 concerns 4wd/awd power transfer unit position sensor b. Learn what this fault indicates and where to begin diagnosis.C00934WD/AWD Power Transfer Unit Temperature SensorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0093 concerns 4wd/awd power transfer unit temperature sensor. Learn what this fault indicates and where to begin diagnosis.C00944WD/AWD Rear Differential Unit Temperature SensorCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0094 concerns 4wd/awd rear differential unit temperature sensor. Learn what this fault indicates and where to begin diagnosis.C00954WD/AWD Rear Differential Unit Actuator ACheck soonChassis & Brakes45–120 minutes for initial diagnosisC0095 concerns 4wd/awd rear differential unit actuator a. Learn what this fault indicates and where to begin diagnosis.C00964WD/AWD Rear Differential Unit Actuator A DataCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0096 concerns 4wd/awd rear differential unit actuator a data. Learn what this fault indicates and where to begin diagnosis.C00974WD/AWD Rear Differential Unit Actuator BCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0097 concerns 4wd/awd rear differential unit actuator b. Learn what this fault indicates and where to begin diagnosis.C00984WD/AWD Rear Differential Unit Actuator B DataCheck soonChassis & Brakes45–120 minutes for initial diagnosisC0098 concerns 4wd/awd rear differential unit actuator b data. Learn what this fault indicates and where to begin diagnosis.C00994WD/AWD Rear Differential Unit Actuator A Position Sensor ACheck soonChassis & Brakes45–120 minutes for initial diagnosisC0099 concerns 4wd/awd rear differential unit actuator a position sensor a. Learn what this fault indicates and where to begin diagnosis.C009A4WD/AWD Rear Differential Unit Actuator A Position Sensor BCheck soonChassis & Brakes45–120 minutes for initial diagnosisC009A concerns 4wd/awd rear differential unit actuator a position sensor b. Learn what this fault indicates and where to begin diagnosis.C009B4WD/AWD Rear Differential Unit Actuator A Position Sensor CCheck soonChassis & Brakes45–120 minutes for initial diagnosisC009B concerns 4wd/awd rear differential unit actuator a position sensor c. Learn what this fault indicates and where to begin diagnosis.C009C4WD/AWD Rear Differential Unit Actuator A Position Sensor CorrelationCheck soonChassis & Brakes45–120 minutes for initial diagnosisC009C concerns 4wd/awd rear differential unit actuator a position sensor correlation. Learn what this fault indicates and where to begin diagnosis.C009D4WD/AWD Rear Differential Unit Actuator B Position Sensor ACheck soonChassis & Brakes45–120 minutes for initial diagnosisC009D concerns 4wd/awd rear differential unit actuator b position sensor a. Learn what this fault indicates and where to begin diagnosis.C009E4WD/AWD Rear Differential Unit Actuator B Position Sensor BCheck soonChassis & Brakes45–120 minutes for initial diagnosisC009E concerns 4wd/awd rear differential unit actuator b position sensor b. Learn what this fault indicates and where to begin diagnosis.C009F4WD/AWD Rear Differential Unit Actuator B Position Sensor CCheck soonChassis & Brakes45–120 minutes for initial diagnosisC009F concerns 4wd/awd rear differential unit actuator b position sensor c. Learn what this fault indicates and where to begin diagnosis.C00A04WD/AWD Rear Differential Unit Actuator B Position Sensor CorrelationCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A0 concerns 4wd/awd rear differential unit actuator b position sensor correlation. Learn what this fault indicates and where to begin diagnosis.C00A1Driveline Control ModuleCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A1 concerns driveline control module. Learn what this fault indicates and where to begin diagnosis.C00A2Driveline Control Module Power Transfer Unit Control Circuit DriverCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A2 concerns driveline control module power transfer unit control circuit driver. Learn what this fault indicates and where to begin diagnosis.C00A3Driveline Control Module Rear Differential Unit A Control Circuit DriverCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A3 concerns driveline control module rear differential unit a control circuit driver. Learn what this fault indicates and where to begin diagnosis.C00A4Driveline Control Module Rear Differential Unit B Control Circuit DriverCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A4 concerns driveline control module rear differential unit b control circuit driver. Learn what this fault indicates and where to begin diagnosis.C00A5Driveline Control Module Transfer Case Unit Control Circuit DriverCheck soonChassis & Brakes45–120 minutes for initial diagnosisC00A5 concerns driveline control module transfer case unit control circuit driver. Learn what this fault indicates and where to begin diagnosis.