52 14 060 Removing and installing/replacing valve body for left or right front lumbar support

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 rear panel . See 52 14 198 REMOVING AND INSTALLING OR REPLACING REAR PANEL ON LEFT OR RIGHT FRONT SEAT BACKREST or 52 17 205 REMOVING AND INSTALLING/REPLACING BOTH REAR PANELS ON LEFT OR RIGHT FRONT SEAT BACKREST on front seat backrest

Remove valve body in direction of arrow from backrest frame.

Installation note:

Check that valve body is correctly seated.

Fig 1: Removing Valve Body From Backrest Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten plug connection (3) and disconnect.

Unlock quick connectors and detach air hoses (1) and (2).

Valve unit for lumbar support:

Hose (clear), lumbar support drive
Hose (blue/red), lumbar support

Installation note:

Connections are coded against incorrect assembly.

Fig 2: Identifying Air Hoses And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Carry out a FUNCTIONAL CHECK .