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Our automotive experts have put together the following information about the P054C diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P054C code.

OBD II Fault Code

  • OBD II P054C

    OBD-II Code Decreased engine performance is defined as a Cold Start "B" Camshaft Position Timing Over-Advanced

    The engine control module (PCM) monitors Ignition Timing on initial startup. If the Ignition Timing varies excessively from where it should be, the PCM will set code P054C.

    Decreased engine performance Symptoms

    • Decreased engine performance
    • Engine may not start
    • Hard engine start

    Common Problems That Trigger the P054C Code

    • Engine oil level is too low
    • Powertrain Control Module (PCM) failure
    • The engine oil does not meet the manufacturer's requirements
    • Variable valve timing actuator failure
    • Variable valve timing solenoid failure

    Common Repairs Needed for the P054C Code

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