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Our automotive experts have put together the following information about the P0A5B 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 P0A5B code.

OBD II Fault Code

  • OBD II P0A5B

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

    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 P0A5B.

    High voltage system may not operate Symptoms

    • High voltage system may not operate

    Common Problems That Trigger the P0A5B Code

    • Inverter/converter assembly failure

    Common Repairs Needed for the P0A5B Code

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