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Our automotive experts have put together the following information about the P3100 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 P3100 code.

OBD II Fault Code

  • OBD II P3100

    OBD-II Code High voltage system may not operate is defined as a Manufacturer Controlled DTC

    If the Hybrid Powertrain Control Module fails its own self-test, code P3100 will set.

    High voltage system may not operate Symptoms

    • High voltage system may not operate

    Common Problems That Trigger the P3100 Code

    • High voltage powertrain control module failure

    Common Repairs Needed for the P3100 Code

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