ABS Light: Description and Operation

ABS Indicator
The IPC illuminates the ABS indicator when the following occurs:
- The Electronic Brake Control Module (EBCM) detects an ABS-disabling malfunction. The IPC receives a class 2 message from the EBCM requesting illumination.
- The IPC performs the bulb check.
- The IPC detects a loss of class 2 communications with the EBCM.