Removal and Replacement

387719 Removing and installing electrohydraulic control unit
(as of MY 2002)

Tools














Removing the electrohydraulic control unit





Information
- Do not let engine run with the ATF pan removed or without ATF filling.

1. Remove rear underside panel.
2. Remove cross member.





3. Disengage the coolant lines at the fastening points.





4. Disengage cable on the retaining clips of the ATF pan.

5. Disengage the coolant hoses in the area of the flanged shaft.





6. Pull vacuum pipe off the switch-over valve.
7. Undo the left drive flange on the transmission side.
8. Remove the holders for the coolant hoses.





9. Unlock the plug connection by turning it to the left and pull out the
plug.





10. Unscrew the fastening screw for the pilot bushing using special tool assembly aid 9663 and pull out the bushing.





11. Place oil collection pan under the transmission.
12. Unscrew drain screw -A- and drain ATF.





13. Remove ATF pan (loosen screws crosswise).
14. Remove ATF filter.





15. Place selector lever in position - P - and unscrew the fastening screws for the control unit.






Installing the electrohydraulic control unit

Install in reverse order, observing the following points:

1. Place selector lever in position - P - and place the control unit carefully in position. The selector valve must engage in the driver of the notched plate.





2. First tighten screws for the control unit hand tight. Then tighten.
Tightening torque: 8 Nm (6 ftlb.).

3. Replace gasket for ATF pan.
4. Insert the plug connection with new sealing rings in the correct
position and tighten the fastening screw.





Tightening torque: 2.5 Nm (2 ftlb.).

5. Push the plug into the plug connection and lock by turning it to the
right.





6. Install the holder for water hoses. It is essential that the centring
pin engages in the holder bore. Tighten the fastening screw.





Tightening torque: 10 Nm (7.5 ftlb.).

7. Install the coolant hoses with hose holders in the correct position.





8. Push vacuum pipe onto switch-over valve.
9. Fill in ATF. 370235 Checking and topping up ATF (as of model year 2002)

Tightening torques