Our automotive experts have put together the following information about the P0AFC 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 P0AFC code.

OBD II Fault Code


    OBD-II Code High voltage system may not operate is defined as a Hybrid Battery Pack Sensor Module

    The Hybrid Battery Smart Unit monitors the high voltage battery pack. The Battery Smart Pack runs its own self-check to ensure it is capable of performing its required functions. If it fails the self-check, code P0AFC will be stored.

    High voltage system may not operate Symptoms

    • High voltage system may not operate

    Common Problems That Trigger the P0AFC Code

    • Battery Smart Unit failure
    • Wiring issue
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