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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U271F /codes/dtcs/u271f
Communication Network System
U2720 /codes/dtcs/u2720
Communication Network System
U2721 /codes/dtcs/u2721
Communication Network System
U2723 /codes/dtcs/u2723
Communication Network System
U2724 /codes/dtcs/u2724
Communication Network System
U2725 /codes/dtcs/u2725
Communication Network System
U2726 /codes/dtcs/u2726
Communication Network System
U2727 /codes/dtcs/u2727
Communication Network System
U2728 /codes/dtcs/u2728
Communication Network System
U2729 /codes/dtcs/u2729
Communication Network System
U272B /codes/dtcs/u272b
Communication Network System
U272C /codes/dtcs/u272c
Communication Network System
U272E /codes/dtcs/u272e
Communication Network System
U272F /codes/dtcs/u272f
Communication Network System
U2730 /codes/dtcs/u2730
Communication Network System

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