SYMPTOM TROUBLESHOOTING [ELECTRONICALLY CONTROLLED BRAKE SYSTEM]


id040309070200

•  Verify the malfunctioning symptom and perform the applicable numbered malfunction diagnosis.

No.

Malfunction symptom

Reference

1
Any of the following lights does not turn on with the main power switched ON (READY off or on)
•  ABS warning light
•  Brake system warning light
•  TCS/DSC operation indicator light
•  TCS OFF indicator light
2
Any of the following lights turns on
•  ABS warning light
•  TCS/DSC operation indicator light
•  TCS OFF indicator light
3
Brake system warning light turns on
4
Warning lights and indicator lights are normal, but there is some malfunction with brakes
5
ABS and TCS*1 operate frequently
Insufficient TCS*1 operation
6
DSC*2 operates frequently
Insufficient DSC*2 operation
7
Hill Launch Assist (HLA) operates even on downhill slope
Hill Launch Assist (HLA) does not operate even on uphill slope
8
AUTOHOLD does not operate
9
Brake pedal-to-floor clearance is lower than standard (no brake fluid leakage and trapped air)

*1  :The DSC system also includes the TCS function, and the TCS/DSC operation indicator light flashes during TCS operation.
*2  :The TCS/DSC operation indicator light flashes during DSC operation.