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Our automotive experts have put together the following information about the P0AE0 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 P0AE0 code.

OBD II Fault Code

  • OBD II P0AE0

    OBD-II Code High voltage control module failure is defined as a Hybrid Battery Negative Contactor Control Circuit High

    The High Voltage Control Module uses relays to control proper operation of the high voltage system. If one or more of these relays is determined by the control module to be faulty, code P0AE0 will be set.

    Common Problems That Trigger the P0AE0 Code

    • Auxiliary 12V battery failure
    • High voltage control module failure
    • High voltage system relay failure
    • Wiring issue
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