OBD II Fault Code

  • OBD II P0C22

    OBD-II Code Diagonostic Trouble Code is defined as a AUXILIARY Transmission Fluid Pump Phase U-V-W Circuit High

    The electric motor is controlled by a Motor Control Module that is part of the Drive Motor Generator Power Inverter Control Module. The Motor Control Module monitors the high voltage system driving the transmission. If the voltage is incorrect, the transmission will not be able to move the vehicle. When the Motor Control Module detects this, code P0C22 is set.

    Diagonostic Trouble Code Symptoms

    • Vehicle may be immovable

    Common Problems That Trigger the P0C22 Code

    • Auxiliary transmission pump failure
    • Drive motor generator power inverter control module failure

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