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Brake Warning System Description and Operation - With Antilock Brake System

Brake Warning Indicator

The instrument cluster turns the brake warning indicator ON when the following occurs:

    • The instrument cluster performs the bulb check. The brake warning indicator illuminates for 5 s.
    • The electronic brake control module (EBCM) detects a fault and sends a serial data message to the instrument cluster requesting illumination.
    • The body control module (BCM) detects that the handbrake is engaged. The instrument cluster receives a serial data message from the BCM requesting illumination.

DIC Message

The electronic brake control module (EBCM) detects a fault and sends a serial data message to the DIC requesting Brake Fluid Low message.

   


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