36 10 715 Checking rim for lateral and radial runout

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove WHEEL .
Check front and rear wheel for LATERAL AND RADIAL RUNOUT
Pull tire off rim
Remove fitted balance weights
Remove dirt from rim well and rim flange

IMPORTANT: Disk wheels must not be repaired!

Mount disk wheel in balancing machine.

Fig 1: Mounting Disk Wheel In Balancing Machine

Courtesy of BMW OF NORTH AMERICA, INC.

Use suitable wheel centering element supplied with corresponding balancing machine.

Basic flange
Wheel centering element
Tire flange
Clamping nut

Fig 2: Identifying Wheel Centering Element
Courtesy of BMW OF NORTH AMERICA, INC.

Place dial gauge sensor on rim shoulder.

Turn wheel by hand and measure max. radial runout. Refer to technical data for ONE-PART ALLOY WHEELS , TWO-PART ALLOY WHEELS , or STEEL AND ALUMINUM STRIP WHEELS .

Carry out measurement on both rim shoulder sides.

NOTE: Dial gauge must be vertical to rim shoulder.

Fig 3: Measuring Rim Radial Runout

Courtesy of BMW OF NORTH AMERICA, INC.

Position sensor on rim flange.

Turn wheel by hand and measure max. lateral runout. Refer to technical data for ONE-PART ALLOY WHEELS , TWO-PART ALLOY WHEELS , or STEEL AND ALUMINUM STRIP WHEELS .

Carry out measurement on both rim flanges.

NOTE: Dial gauge must be vertical to rim flange.

Fig 4: Measuring Rim Lateral Runout

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Avoid transformation errors during subsequent installation tasks .