Our automotive experts have put together the following information about the P0A59 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 P0A59 code.

OBD II Fault Code

  • OBD II P0A59

    OBD-II Code High voltage system may not operate is defined as a Generator Current Sensor Circuit

    The Generator Control Module is part of the Hybrid Inverter/Converter Assembly and is replaced as a unit. If the engine control module (PCM) detects an incorrect signal from the High Voltage Control Module, the PCM will set code P0A59.

    High voltage system may not operate Symptoms

    • High voltage system may not operate

    Common Problems That Trigger the P0A59 Code

    • Inverter/converter assembly failure

    Common Repairs Needed for the P0A59 Code

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