OBD II Fault Code

  • OBD II P052E

    OBD-II Code Powertrain Control Module (PCM) failure is defined as a Positive Crankcase Ventilation Regulator Valve Performance

    The Positive Crankcase Ventilation (PCV) Valve contains a heating element to assist the PCV valve in reaching operating temperature faster. If the engine control module (PCM) detects an incorrect signal from the PCV valve, the PCM will set code P052E.

    Common Problems That Trigger the P052E Code

    • Positive crankcase ventilation (PCV) valve failure
    • Powertrain Control Module (PCM) failure
    • Wiring issue

    Common Repairs Needed for the P052E Code

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