DTC P0504 GMC

Passenger air bag OFF indicator light drive circuit system fault 2

Passenger air bag OFF indicator light drive circuit system fault 2

Description

When a malfunction is detected in the output transistor inside the SRS-ECU. However, if the vehicle condition returns to normal, DTC B1488 will be automatically erased, and the passenger air bag OFF indicator light will go out.

Cause and Solution

Damaged wiring harnesses or connectorsMalfunction of the SRS-ECU

Video Guide

Duration: PT4M5S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0504
  • Brand: GMC
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