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
P1351
IDM Input Circuit Malfunction/ Ignition Coil Control Circuit High Voltage
Injector Circuit
High severity
P1374
Crankshaft Position (CKP)/Ignition Coil - Cylinder 4 - Early Activation Fault
Ignition System
High severity
P1381
Variable Cam Timing Over advanced (Bank 1)/ Misfire Detected - No Communication with BCM
Ignition System
High severity
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