Diagnostic Aids

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Use this DTC in order to differentiate which of the following conditions is present:
- The EBCM turned ON the red Brake warning indicator.
- The instrument cluster turned ON the red Brake warning indicator due to low brake fluid in the master cylinder reservoir.
- The body control module turned ON the red Brake warning indicator due to the application of the park brake.
Diagnose any other ABS DTCs that set along with this DTC.