51 35 001 Removing and installing / replacing gearbox for the roller sun blind of left or right rear door

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 tasks:

Retract the roller sunblind.
Remove DOOR TRIM PANEL .
Remove the WEATHER STRIP ON THE INSIDE of the triangle window.

Partially loosen the cover for the window frame (1).

Fig 1: Identifying Window Frame

G06885394

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws (1) to (3).

Tightening torque 51 16 18AZ .

Fig 2: Identifying Door Screws

G06885395

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Pull the Flex shaft (2) out.

Fig 3: Identifying Flex Shaft And Screws

G06885396

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken bolt (1).

Fig 4: Identifying Door Bolt

G06885397

Courtesy of BMW OF NORTH AMERICA, INC.

Swivel the gearbox (1) to the side.

Fig 5: Removing Gearbox

G06885398

Courtesy of BMW OF NORTH AMERICA, INC.

Pull the gearbox (1) off in direction of arrow.

Fig 6: Pulling Gearbox

G06885399

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Pivot arm (2) must be vertical.

Feed in gearbox (1) with pivot arm (2), radial shaft axle (3) and Flex shaft (4).

Radial shaft axle (3) must be seated correctly in the gearing.

Fig 7: Identifying Pivot Arm, Gearbox, Flex Shaft And Radial Shaft Axle

G06885400

Courtesy of BMW OF NORTH AMERICA, INC.