P3100 - OBD II Trouble Code

January 31, 2017

Our automotive experts have put together the following information about the P3100 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 P3100 code.

OBD II Fault Code

  • OBD II P3100

OBD-II Code High voltage system may not operate is defined as a Manufacturer Controlled DTC

If the Hybrid Powertrain Control Module fails its own self-test, code P3100 will set.

High voltage system may not operate Symptoms

  • High voltage system may not operate

Common Problems That Trigger the P3100 Code

  • High voltage powertrain control module failure

Common Repairs Needed for the P3100 Code

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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