Diesel Data: Automotive Repair

Brake Warning Light Circuit (Remains on)

Brake Warning Light Remains ON

DESCRIPTION

The skid control ECU is connected to the combination meter via CAN communication.

If any of the following is detected, the brake warning light / red (malfunction) remains on:

- The skid control ECU connector is disconnected from the skid control ECU.
- The brake fluid level is insufficient.
- The EBD is defective.

HINT: If the brake warning light / yellow (minor malfunction) or ABS warning light remains illuminated, return its condition to normal.

Wiring Diagram:






Step 1-4:




Step 5-6:




INSPECTION PROCEDURE

NOTE: When replacing the skid control ECU, perform initialization of linear solenoid valve and calibration. Initialization