Installing Wheel Electronics

Insert new Torx socket screw (1) in wheel electronics (2) and grip firmly, screw new valve body (3) by hand approx. 3 turns onto screw.

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

Fig 1: Installing Wheel Electronics

Courtesy of BMW OF NORTH AMERICA, INC.

Insert valve body with wheel electronics into cleaned valve bore.

Here the radial bore for gripping on the circumference of the valve body ball head must point outwards.

Fig 2: Inserting Valve Body With Wheel Electronics Into Cleaned Valve Bore

Courtesy of BMW OF NORTH AMERICA, INC.

Insert the brace supplied with the valve into the valve body bore.

Fig 3: Inserting Brace Into Valve Body Bore

Courtesy of BMW OF NORTH AMERICA, INC.

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

Tighten union nut, using brace to prevent valve body from twisting.

Tightening torque, refer to 36 11 2AZ in WHEEL AND TIRES - TIGHTENING TORQUES .

NOTE: Remove brace, otherwise it may damage the tire.

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

Fig 4: Installing Wheel Electronics Into Well Base

Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque, refer to 36 11 3AZ in WHEEL AND TIRES - TIGHTENING TORQUES .