DTC U2151 Cadillac

Generator FR Terminal Circuit Failure

Generator FR Terminal Circuit Failure

Description

Engine started, and the PCM detected the Generator FR terminal remained at more than 4.5v for over 20 seconds during the test.

Cause and Solution

Generator FR terminal circuit is open between the Generator and the PCM terminalGenerator is damaged or has failedPCM has failed

Video Guide

Duration: PT4M | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: U2151
  • Brand: Cadillac
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