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
U0306
Software Incompatibility with Fuel Injector Control Module
Communication Network System
High severity
U0307
Software Incompatibility with Glow Plug Control Module
Communication Network System
High severity
U0310
Software Incompatibility with Fuel Pump Control Module
Communication Network System
High severity
U0312
Software Incompatibility with Battery Energy Control Module A
Communication Network System
High severity
U0315
Software Incompatibility with Anti-Lock Brake System Control Module
Communication Network System
High severity
U0316
Software Incompatibility with Vehicle Dynamics Control Module
Communication Network System
High severity
U0317
Software Incompatibility with Park Brake Control Module
Communication Network System
High severity
U0318
Software Incompatibility with Brake System Control Module
Communication Network System
High severity
U0319
Software Incompatibility with Steering Effort Control Module
Communication Network System
High severity
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