P0C70 - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P0C70 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 P0C70 code.

OBD II Fault Code

  • OBD II P0C70

OBD-II Code Wiring issue is defined as a Hybrid Battery Temperature Sensor "C"/"D" Correlation

The hybrid battery pack uses multiple sensors to monitor the temperature of each battery cell. If one of the battery temperature sensors reports an implausible temperature, code P0C70 will set.If multiple sensors fail, the High Voltage System may be disabled.

Common Problems That Trigger the P0C70 Code

  • High voltage battery assembly failure
  • High voltage battery interface control module 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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