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Our automotive experts have put together the following information about the P0A56 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 P0A56 code.

OBD II Fault Code

  • OBD II P0A56

    OBD-II Code High voltage system may not operate is defined as a Drive Motor "B" Current Sensor Circuit Range/Performance

    The Hybrid control module runs continuous self-checks it ensure it is capable of properly performing required functions. If the Hybrid control module fails the self-check, it will set code P0A56.

    High voltage system may not operate Symptoms

    • High voltage system may not operate

    Common Problems That Trigger the P0A56 Code

    • High voltage control module failure
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