Power Window Motor: Service and Repair

WM 645419 Removing and installing power window motor

Technical values





Preliminary work

Preliminary work for power window motor

-> 705919 Removing and installing door trim panel - section on "removing" 705919 Removing and installing door panel

Removing power window motor





Installation position shown on the 997

1. If a new power window motor is to be installed, read out the values first. -> 645419 Removing and installing power window motor - section on "Installing" Service and Repair

Switch off ignition and remove ignition key.

Information

On "newer" power window motors, the wire harness from the door wiring harness is clipped in on the power window motor.

- Use a screwdriver to unclip the wire harness from the clip above the power window motor.

A new connector concept is used on "newer" power window motors. Procedure:

- Release (pull out) the red lock on the connector using a screwdriver.

- Release the locking lug underneath and pull the connector off the power window motor.

2. Unlock electric connector -a- and disconnect from power window motor.





Release and remove connector -a-.

3. Unscrew the three fastening screws -1-.





Unscrewing fastening screws -1-

4. Pull the power window motor out of the teeth.

Installing power window motor

Information

On "newer" power window motors, the wire harness from the door wiring harness is clipped in on the power window motor.

- Clip in wire harness on the power window motor.

1. Position power window motor and push into the teeth.
2. Screw in the three fastening screws. => Tightening torque: 3 Nm (2 ftlb.)





Screwing in fastening screws -1-

3. Press in electric connector on power window motor until it engages securely.





Plugging in connector

Information

The end positions of the power windows are deleted from the control unit when the electric connectors are disconnected and connected.

4. Operate rocker switch and fully close window once.
5. Operate rocker switch to close again. The upper end position of the side window is stored.
6. Operate rocker switch and fully open window once.
7. Operate rocker switch to open again. The lower end position of the side window is stored.
8. If a new power window motor has been installed (door control unit), this must be programmed/coded. -> 645419 Removing and installing power window motor - section on "Programming" Service and Repair; -> 645419 Removing and installing power window motor - section on "Coding" Service and Repair.

Subsequent work

Subsequent work for window power motor

-> 705919 Removing and installing door trim panel - section on "installing" 705919 Removing and installing door panel