DTC B101D Chevrolet

XX: ECU Hardware

XX: ECU Hardware

Description

The control module runs the program to detect an internal fault when power up is commanded. The only requirements are voltage, high voltage, and ground. This program runs even if the voltage is out of the valid operating range.

Cause and Solution

The control module has detected an internal malfunction.
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Video Guide

Duration: PT4M40S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: B101D
  • Brand: Chevrolet
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