52 17 027 Removing and installing/replacing pressure distributor for active passenger seat

WARNING: This page does not describe the selected car, but rather 50 other vehicles, including the 2016 BMW M5, 2016 BMW ActiveHybrid 5, 2016 BMW 550i xDrive, 2016 BMW 550i, and 2016 BMW 535i xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove SEAT COVER WITH PADDING FOR PASSENGER SEAT

Unscrew left and right nuts (1).

Remove carrier plate towards front from seat mechanism.

Fig 1: Removing Carrier Plate Towards Front From Seat Mechanism

G06213169

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Pressure distributor and pneumatic pockets form a single unit and can only be replaced as a single component.

Unlock plug connection (1) on drive and disconnect.

Unlock plug connection (2) on control unit and disconnect.

Fig 2: Identifying Drive Plug Connection And Control Unit Plug Connection

G06213170

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip pressure distributor (1) in marked area.

Installation:

Replace faulty clips.

Fig 3: Identifying Pressure Distributor In Marked Area

G06213171

Courtesy of BMW OF NORTH AMERICA, INC.

Unclip pneumatic pockets (1) with supports on left and right from flex mat.

Feed pneumatic pockets (1) through flex mat towards bottom.

Fig 4: Identifying Pneumatic Pockets

G06213172

Courtesy of BMW OF NORTH AMERICA, INC.

Open quick connector (1).

Feed out hose through fleece mat and backrest frame.

Fig 5: Locating Quick Connector

G06213173

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE:

Carry out FUNCTION CHECK WITH ADAPTER CABLE