P0C7A - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P0C7A 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 P0C7A code.

OBD II Fault Code

  • OBD II P0C7A

OBD-II Code Wiring issue is defined as a Drive Motor "B" Inverter Voltage Too High

The Transmission Control Module monitors the voltage to and from the Battery Energy Control Module (BECM). If the actual voltage does not match the requested voltage, code P0C79 is stored.

Common Problems That Trigger the P0C7A Code

  • Battery Energy Control Module (BECM) failure
  • Wiring issue

About the Author

Brad Kava is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.

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