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OBD II Fault Code

  • OBD II P052A

    OBD-II Code Decreased engine performance is defined as a Cold Start "A" 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 P052A.

    Decreased engine performance Symptoms

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

    Common Problems That Trigger the P052A 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 P052A Code

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