Door Locks: Service and Repair

51 33 ... Slightly Loosen Power Window Regulator To Remove Door Lock In Left Or Right Front Door

Special tools required:







NOTE: To remove door lock, move rear section of sound insulation (1) toward centre.

Necessary preliminary work:
- Partly remove sound insulation from front door.







Mark measuring point on window lift rail (1) and inner door panel (2).







Determine distance between window lift rail (1) and inner door panel (2) and note down.







Slacken off nut (1) on window lift rail (2).

Installation note:
Nut (1) must again be correctly covered with adhesive film.
Tightening torque 51 33 1AZ.







Remove dummy plug. Loosen nut (3) with special tool 51 3 300.
Tightening torque 51 33 1AZ.

Installation note:
Reset the distance you noted down by turning knob (1) on special tool 51 3 300.







Installation note:
Check distance between window lift rail (1) and inner door panel (2), repeat previous setting procedure if necessary.







Detach rear part of window regulator at bottom and pull in direction of arrow.







NOTE: The door lock can now be guided behind the window lift rail.