Active Steering Safety Lock Actuator -F437-, Removing And Installing: Installing
Installation is the reverse of removal, with special attention to the following:
- After replacing the Active Steering Safety Lock Actuator -F437- (dynamic steering), update the software for the Active Steering Control Module -J792- by starting the appropriate program on the Vehicle Diagnostic Tester.
- If a new Active Steering Safety Lock Actuator -F437- (dynamic steering) is being installed, transfer the marking from the old one to the Active Steering Safety Lock Actuator -F437- (dynamic steering).
-- Position the Active Steering Safety Lock Actuator -F437- as marked before removal and secure as listed in the following table using bolts -1 and 2- and the socket provided in the repair set.
| Sequence | Screw Number | Tightening Specification |
|---|---|---|
| 1 | 1 | 2 Nm initial torque and then an additional 2 Nm |
| 2 | 2 | 4 Nm initial torque and then an additional 2 Nm |
| 3 | 1 | 8 Nm initial torque and then an additional 2 Nm |
| 4 | 2 | 8 Nm initial torque and then an additional 2 Nm |
-- Connect the connector to the Active Steering Safety Lock Actuator -F437- (dynamic steering).
-- Erase the DTC memory.
-- Perform an initializing drive - turn the vehicle 45° to the left/right from the straight-ahead position.
Functional Check
Check the function of the steering during the road test and a fenced off area.
- Operating force
- Reset
- Play
- Noise
- Indicator lamp
- Read the DTC memory after the road test. There must be no faults in the DTC memory.