51 21 035 Removing and installing/replacing function carrier on left or right front door
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2005 BMW 745i, 2005 BMW 745Li, 2004 BMW 745i, 2004 BMW 745Li, and 2003 BMW 745i. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Remove front door trim panel, refer to 51 41 000 Removing and installing left or right front door trim panel .
IMPORTANT:
Risk of mixing up plugs for door lock and control unit!
Mark relevant plugs prior to removal.
Mark relevant plugs prior to removal.
Disconnect Bowden cable (1). Refer to 51 22 235 REMOVING AND INSTALLING/REPLACING BOWDEN CABLE FOR INSIDE DOOR OPENER ON LEFT OR RIGHT REAR DOOR .
Disconnect plug connections (2).
Disconnect cable holder (3); if necessary, release cable tie.
Feed out door wiring harness through wiring harness opening (4).
Release quick-release couplings.
Remove function carrier.
Installation:
If necessary, replace defective quick-release couplings.
Make sure quick-release couplings are installed in correct position.
- Quick-release coupling 1.8 mm grey
- Quick-release coupling 0.8 mm white
Installation:
Seal on function carrier (sound insulation) must not be damaged.