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OBD II Fault Code

  • OBD II P053B

    OBD-II Code Powertrain Control Module (PCM) failure is defined as a Positive Crankcase Ventilation Heater Control Circuit Low

    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 P053B.

    Common Problems That Trigger the P053B Code

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

    Common Repairs Needed for the P053B Code

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