52 17 062 Removing and installing/replacing front left or right lumbar support with valve housing (active seat): Notes

WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. 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 work:

Remove REAR PANEL on front seat backrest
Partially remove backrest cover. See BACKREST COVER (driver's seat) or BACKREST COVER (passenger seat).

Unfasten plug connection (1) and disconnect.

Detach valve housing from pinetree clips.

Fig 1: Identifying Plug Connection

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Fig 2: Disconnecting Quick Connector

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and disconnect quick connector (1) and feed air hose out of fleece mat.

Pop out upper fleece tabs and disengage from spring wire.

Pop out lower fleece mat.

Unlock and disconnect quick connector (2).

Remove lumbar cushion with valve housing downwards between backrest frame and backrest padding.