| Confirmation Procedure |
Operating Condition:
|
| Execution |
Initial Diagnosis/Regular Diagnosis |
| Duration |
About 1 second |
| DTC Type |
- 1 drive cycle
- Brake system indicator on (If multiple wheel failures are detected)
- ABS indicator on
- VSA indicator on
|
| Fail Safe Action |
- Stop EBD function (If multiple wheel failures are detected)
- Stop ABS function
- Stop engine drag torque control function
- Stop TCS function
- Stop VSA function
- Stop brake assist function
- Stop hill start assist function
|
| Possible Cause |
- Open, Short to ground, or Short to power between the VSA modulator-control unit and the left-front wheel speed sensor (FR L ABS SNSR+, FR L ABS SNSR- lines)
- Short to another line between the VSA modulator-control unit and the left-front wheel speed sensor (FR L ABS SNSR+, FR L ABS SNSR- lines)
- Left- front wheel speed sensor failure
- VSA modulator-control unit program not the latest
- VSA modulator-control unit internal failure
|