Removing wheel electronics

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.

Release union nut (1).

Fig 1: Identifying Wheel Electronics Union Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Remove wheel electronics and valve (1) from valve hole.

Fig 2: Identifying Wheel Electronics And Valve

Courtesy of BMW OF NORTH AMERICA, INC.

Using suitable pliers (2), unscrew valve (1) from the thread of the square-head bolt (3), while holding the wheel electronics module (4) firm. Completely unscrew valve (1).

Remove square head screw from fixture for wheel electronics module.

Installation note:

The valve must be renewed!

Failure to replace the part leads to leaks!

Fig 3: Removing Valve From Square-Head Bolt Thread Using Suitable Pliers

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Before the installation of new wheel electronics with valve, thoroughly clean the valve bore of the wheel rim!
Also make sure that the valve bore is free of burrs