| Possible cause |
- Brake fluid amount is low.
- Brake fluid level sensor stuck on.
- Short to ground in fluid level sensor signal circuit.
- No connection at DSC HU/CM connector (When DSC HU/CM connector comes off, ABS warning light, brake system warning light, 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/CM detected malfunction. (Input and output device malfunction)
- DSC HU/CM detects low voltage in power supply.
- DSC HU/CM ground malfunction (When DSC HU/CM ground is not securely connected, ABS warning light, brake system warning light, 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/CM does not operate.
- DSC HU/CM internal malfunction
- Instrument cluster detected malfunction
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