Shift Actuator: Service and Repair

23 42 507 - Replacing shift actuator GS6S53BZ SMG (transmission removed)

Special tools required:
- 00 1 450
- 23 0 170 23 0 170 Support

Important!
Before working on hydraulic system:

- Reduce pressure in hydraulic system by means of Service Function in DIS Tester
- Disconnect hydraulic pump relay Service and Repair in electronics box
Do not reconnect relay for entire duration of repair work

Note:
After completing work:

- Check fluid level in hydraulic system Service and Repair by means of DIS Tester "Service Function"
- Perform "Teach in transmission" service function by means of DIS Tester

Mount transmission (1) with special tool 23 0 170 23 0 170 Support in assembly stand 00 1 450.

Remove sealing cap (1) using a screwdriver (2).

Service opening must not be damaged. Burr can cause the sealing cap to leak.

Installation Note:
Replace sealing cap.

Release fitting screw (1).

Tightening torque 23 31 3AZ Interior Shift Components.

Installation Note:
Replace fitting screw (1).

Remove screws (1) and (2).

Tightening torque 23 41 1/7AZ [1][2]Automatically Shifted Manual Transmission/Transaxle.

Unlock and detach hydraulic lines (3).

Pull out shift actuator (4)

Installation Note:
Clean sealing surfaces.

Apply Loctite 574 sealing compound to sealing faces.