No. 3 Brake System Warning Light Stay On: Notes
NO. 3 BRAKE SYSTEM WARNING LIGHT STAY ON (DYNAMIC STABILITY CONTROL) POSSIBLE CAUSE
| Troubleshooting item |
Brake system warning lights stay on |
| Possible cause |
- Brake fluid amount is low.
- Brake fluid level sensor stuck on.
- Short to ground in brake fluid level sensor signal circuit.
- No connection at DSC HU/Control Module connector (When DSC HU/Control Module connector comes off, ABS warning light, brake system warning light, DSC indicator light, and DSC OFF indicator light 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, DSC indicator light, and DSC OFF indicator light illuminate but diagnostic trouble code does not display.)
- DSC HU/Control Module does not operate.
- DSC HU/Control Module internal malfunction
- Instrument cluster detected malfunction
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 Courtesy of MAZDA MOTORS CORP.
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