Diagnostic library

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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

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 7177–7200 of 8256

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U0224Lost Communication With Door Window Motor CCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0224 concerns lost communication with door window motor c. Learn what this fault indicates and where to begin diagnosis.U0225Lost Communication With Door Window Motor DCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0225 concerns lost communication with door window motor d. Learn what this fault indicates and where to begin diagnosis.U0226Lost Communication With Door Window Motor ECheck soonNetwork & Communication45–120 minutes for initial diagnosisU0226 concerns lost communication with door window motor e. Learn what this fault indicates and where to begin diagnosis.U0227Lost Communication With Door Window Motor FCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0227 concerns lost communication with door window motor f. Learn what this fault indicates and where to begin diagnosis.U0228Lost Communication With Door Window Motor GCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0228 concerns lost communication with door window motor g. Learn what this fault indicates and where to begin diagnosis.U0229Lost Communication With Heated Steering Wheel ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0229 concerns lost communication with heated steering wheel module. Learn what this fault indicates and where to begin diagnosis.U022ELost Communication With Object Detection Maintenance Control Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU022E concerns lost communication with object detection maintenance control module a. Learn what this fault indicates and where to begin diagnosis.U022FLost Communication With Object Detection Maintenance Control Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU022F concerns lost communication with object detection maintenance control module b. Learn what this fault indicates and where to begin diagnosis.U0230Lost Communication With Rear Gate ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0230 concerns lost communication with rear gate module. Learn what this fault indicates and where to begin diagnosis.U0231Lost Communication With Rain Sensing ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0231 concerns lost communication with rain sensing module. Learn what this fault indicates and where to begin diagnosis.U0232Lost Communication With Side Obstacle Detection Control Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU0232 concerns lost communication with side obstacle detection control module a. Learn what this fault indicates and where to begin diagnosis.U0233Lost Communication With Side Obstacle Detection Control Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0233 concerns lost communication with side obstacle detection control module b. Learn what this fault indicates and where to begin diagnosis.U0234Lost Communication With Convenience Recall ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0234 concerns lost communication with convenience recall module. Learn what this fault indicates and where to begin diagnosis.U0235Lost Communication With Front Distance Range Sensor - Single Sensor or CenterCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0235 concerns lost communication with front distance range sensor - single sensor or center. Learn what this fault indicates and where to begin diagnosis.U0236Lost Communication With Column Lock ModuleCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0236 concerns lost communication with column lock module. Learn what this fault indicates and where to begin diagnosis.U0237Lost Communication With Digital Audio Control Module CCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0237 concerns lost communication with digital audio control module c. Learn what this fault indicates and where to begin diagnosis.U0238Lost Communication With Digital Audio Control Module DCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0238 concerns lost communication with digital audio control module d. Learn what this fault indicates and where to begin diagnosis.U0239Lost Communication With Entrapment Control Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU0239 concerns lost communication with entrapment control module a. Learn what this fault indicates and where to begin diagnosis.U023ALost Communication With Image Processing Module ACheck soonNetwork & Communication45–120 minutes for initial diagnosisU023A concerns lost communication with image processing module a. Learn what this fault indicates and where to begin diagnosis.U023BLost Communication With Image Processing Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU023B concerns lost communication with image processing module b. Learn what this fault indicates and where to begin diagnosis.U023CLost Communication With Image Processing Module CCheck soonNetwork & Communication45–120 minutes for initial diagnosisU023C concerns lost communication with image processing module c. Learn what this fault indicates and where to begin diagnosis.U023DLost Communication With Front Distance Range Sensor - LeftCheck soonNetwork & Communication45–120 minutes for initial diagnosisU023D concerns lost communication with front distance range sensor - left. Learn what this fault indicates and where to begin diagnosis.U023ELost Communication With Front Distance Range Sensor - RightCheck soonNetwork & Communication45–120 minutes for initial diagnosisU023E concerns lost communication with front distance range sensor - right. Learn what this fault indicates and where to begin diagnosis.U0240Lost Communication With Entrapment Control Module BCheck soonNetwork & Communication45–120 minutes for initial diagnosisU0240 concerns lost communication with entrapment control module b. Learn what this fault indicates and where to begin diagnosis.