52 17 028 Removing and installing/replacing pump for pressure distributor

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.

NOTE: This removing/installing/replacing procedure applies to "Comfort" seat version.

Necessary preliminary tasks:

Remove REAR PANEL on front seat backrest.

Fig 1: Identifying Quick-Connect Coupling, Plug Connection And Cable Tie

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock quick-connect coupling (1) and disconnect.

Unfasten plug connection (2) and disconnect.

Cut open cable tie (3).

Installation:

Replace faulty cable ties.

Unlock quick-connect coupling (4) and disconnect.

Lift out pump for pressure distributor.

NOTE: Carry out FUNCTION CHECK WITH ADAPTER CABLE .