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OBD II Fault Code

  • OBD II P0AFD

    OBD-II Code High voltage system may not operate is defined as a Hybrid Battery Pack Temperature Too Low

    If the Battery Temperature drops too low, the battery will not be able to operate properly. Code P0AFD will be set.

    High voltage system may not operate Symptoms

    • High voltage system may not operate
    • Vehicle will not charge

    Common Problems That Trigger the P0AFD Code

    • Battery temperature sensor failure
    • Extremely cold outside temperatures
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