Procedures

INSPECTION AND ADJUSTMENT


ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description

- Perform 4WAS front actuator adjustment after replacing 4WAS front control unit.
- Perform 4WAS front actuator adjustment when performing any service below.
- 4WAS front actuator and the steering components (including wheel alignment) removal. Refer to Procedures Description Special Repair Requirement (Pattern 1)

CAUTION:
- Check the following items before the removal:
- 4WAS warning lamp is turned OFF after the engine starts.
- Self-diagnosis of each control unit of 4WAS system (4WAS front control unit/4WAS main control unit) is performed. Check that 4WAS system is controlled properly.
- 4WAS front actuator and the steering components (including wheel alignment) installation. Refer to Special Repair Requirement (Pattern 2).
- 4WAS front control unit and the steering angle sensor replacement. Refer to Special Repair Requirement (Pattern 2) Special Repair Requirement (Pattern 3)
- When driving while mis-aligning the steering wheel position (center) after installing 4WAS front actuator.
Refer to Special Repair Requirement (Pattern 4).