1. DTC C100B[9A] description
The EHCU monitors the wheel speed signal. If the EHCU detects that there is a problem with the system, this DTC is set.
2. Condition for setting DTC C100B[9A]
Any of the following are met:
- The EHCU detects that the ABS operates for 60 seconds or more.
- The EHCU detects an excessive-retention request or excessive-pressure-decrease request during the ABS control.
3. Action taken when DTC C100B[9A] sets
- ABS warning light illumination
- Brake system warning light illumination
- ESC warning light illumination (Models equipped with ESC)
- ABS control inhibition
- TCS control inhibition (Models equipped with ESC)
- EBD control inhibition
- ESC control inhibition (Models equipped with ESC)
- HSA control inhibition (Models with ESC)
- ISS control inhibition (Models with ESC)
- Hill Descent Control inhibition (Models with ESC)
- Brake Assist control inhibition (Models with ESC)
- ESS control inhibition (Models with ESC)
- Trailer sway control inhibition (Models equipped with ESC)
- External braking request brake retention control inhibition (Models equipped with stereo cameras)
- External braking request brake pressurization control inhibition (Models equipped with stereo cameras)