67 31 630 Removing and installing/replacing backrest adjustment motor (rear seats)
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2015 BMW Alpina B7L xDrive, 2015 BMW Alpina B7 xDrive, 2015 BMW 750i xDrive, 2015 BMW 750Li xDrive, and 2015 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary work:
- Partially remove LEFT OR RIGHT BACKREST COVER .
Installation note:
- Powerlok screws must be replaced and must not be reused.
- Powerlok screws are mechanical screw locks with trilobular threads.
Installation note:
- Microencapsulated screws (Loctite) must be replaced and may not be reused.
- Screw connection must be completed within 20 minutes (start of curing).
- Microencapsulated screws must not be retightened.
- Clean thread of nut beforehand in event of repeated use
Unfasten plug connection (2) and disconnect.
Release screw (1).
Installation note:
Replace screw (1).
Tightening torque 67 31 16AZ .
Release screws (1).
Installation note:
Replace screws (1).
Tightening torque 67 31 15AZ .
Remove drive unit.
NOTE:
- Carry out FUNCTION CHECK WITH ADAPTER CABLE
Replacement only:
INITIALIZE backrest adjustment motor.