OBD fault code library
Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.
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Fault codes
U0063
Vehicle Communication Bus D (-) shorted to Bus D (+)
Communication Network System
High severity
U0072
Vehicle Communication Bus E (-) shorted to Bus E (+)
Communication Network System
High severity
U0107
Lost Communication With Throttle Actuator Control Module
Communication Network System
High severity
U0113
Lost Communication With Emissions Critical Control Information
Communication Network System
High severity
U0114
Lost Communication With Four-Wheel Drive Clutch Control Module
Communication Network System
High severity
U0122
Lost Communication With Vehicle Dynamics Control Module
Communication Network System
High severity
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