36 10 715 Checking rim for face and radial runout

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.

Remove wheel.

Check front or back wheel for face and radial runout.

Pull tire off rim.

Remove fitted balancing weights.

Remove dirt from rim well and rim flange.

Mount disk wheel in balancing machine.

Fig 1: Mounting Disk Wheel In Balancing Machine

Courtesy of BMW OF NORTH AMERICA, INC.

Use suitable wheel center supplied with corresponding balancing machine.

Basic flange
Center
Type flange
Clamping nut

Fig 2: Identifying Suitable Wheel Center Supplied With Corresponding Balancing Machine

Courtesy of BMW OF NORTH AMERICA, INC.

Place dial gauge sensor on rim shoulder.

Turn wheel by hand and measure maximum radial runout, refer to WHEEL AND TIRES - TECHNICAL DATA - 540i (E39) .

Carry out measurement on both rim shoulder sides.

NOTE: Dial gauge must be vertical to rim shoulder.

Fig 3: Placing Dial Gauge Sensor On Rim Shoulder

Courtesy of BMW OF NORTH AMERICA, INC.

Position sensor on rim flange.

Turn wheel by hand and measure maximum lateral runout, refer to WHEEL AND TIRES - TECHNICAL DATA - 540i (E39) .

Carry out measurement on both rim flanges.

NOTE: Dial gauge must be vertical to rim flange.

Fig 4: Positioning Sensor On Rim Flange

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Avoid transformation errors during subsequent installation tasks.