Installing wheel electronics

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 BMW 335xi, 2008 BMW 335i, 2008 BMW 328xi, 2008 BMW 328i, and 2008 BMW 323i. However, it is still accessible from the selected car via links, so may be relevant.

Insert new Torx socket screw (1) in wheel electronics (2) and secure firmly.

Twist new valve insert (3) by hand approx. 3 turns onto screw (1).

NOTE: Do not tighten screw; wheel electronics and valve insert must be loosely joined together.

Fig 1: Identifying Torx Socket Screw, Wheel Electronics And New Valve Insert

Courtesy of BMW OF NORTH AMERICA, INC.

Insert valve insert with wheel electronics into cleaned valve bore.

Here the radial bore (1) for gripping on the circumference of the valve insert ball head must point outwards.

Fig 2: Identifying Wheel Electronics Radial Bore

Courtesy of BMW OF NORTH AMERICA, INC.

Insert the brace (1) supplied with the valve into the valve insert bore.

Fit new washer and screw on new union nut (2) by hand as far as it will go.

Tighten down union nut (2) while using brace (1) to prevent valve insert from turning.

Installation:

For tightening torque refer to 36 11 1AZ 36 11 WHEEL RIMS .

IMPORTANT: The screw connection must be tightened to the specified torque in one go!

Do not under any circumstances retighten the screw connection!

Remove brace, otherwise it may damage the tyre.

Fig 3: Identifying Wheel Valve Brace And Union Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Press wheel electronics gently into well base and tighten Torx socket screw (1).

Installation:

For tightening torque refer to 36 11 2AZ in 36 11 WHEEL RIMS .

IMPORTANT: The screw connection must be tightened to the specified torque in one go!

Do not under any circumstances retighten the screw connection!

Fig 4: Identifying Wheel Electronics And Torx Socket Screw

Courtesy of BMW OF NORTH AMERICA, INC.