67 31 600 Removing and installing/replacing forward/back seat adjustment drive unit (comfort seats in rear passenger compartment)

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:

Remove COMPLETE UPHOLSTERY FOR REAR SEAT .

Unclip flex shaft cover (1) towards top.

Fig 1: Disconnecting Flex Shaft Cover

G06886597

Courtesy of BMW OF NORTH AMERICA, INC.

Pull long sleeve tube (1) with flex shaft out of gearbox.

Fig 2: Pulling Long Sleeve Tube From Gearing

G06886598

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (2).

Release screws (1).

Tightening torque 67 31 10AZ .

Remove forward/back seat adjustment drive unit.

Detach flex shafts from drive.

Fig 3: Identifying Plug Connection And Mounting Screws

G06886599

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Make sure flex shafts are correctly seated.

Make sure rubber decoupler is correctly seated on drive.

NOTE:

Carry out FUNCTION CHECK WITH ADAPTER CABLE .

Replacement only:

INITIALIZE forward/back seat adjustment drive unit.