No. 3 Brake System Warning Light Stay On: Notes
NO. 3 BRAKE SYSTEM WARNING LIGHT STAY ON POSSIBLE CAUSE
| 3 |
Brake system warning lights stay on |
| POSSIBLE CAUSE |
- Brake fluid amount is low.
- Electric parking brake does not release.
- Electric parking brake switch or brake fluid level sensor stuck on.
- Short to ground in following circuit:
- Between brake fluid level sensor and front body control module (FBCM)
- No connection at DSC HU/Control Module connector (When DSC HU/Control Module connector comes off, ABS warning light, brake system warning light, TCS/DSC indicator light, and TCS OFF indicator light (without Off-road traction assist)/Off-road traction assist indicator light (with Off-road traction assist) illuminate.)
- DSC HU/Control Module detected malfunction. (Input and output device malfunction)
- DSC HU/Control Module detects low voltage in power supply.
- DSC HU/Control Module ground malfunction (When DSC HU/Control Module ground is not securely connected, ABS warning light, brake system warning light, TCS/DSC indicator light, and TCS OFF indicator light (without Off-road traction assist)/Off-road traction assist indicator light (with Off-road traction assist) illuminate but diagnostic trouble code does not display.)
- DSC HU/Control Module does not operate.
- Front body control module (FBCM) detected malfunction.
- DSC HU/Control Module internal malfunction
- Instrument cluster detected malfunction
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