BMW X3 Service & Repair Manual: Checking wheel rim for lateral and radial runout
Necessary preliminary tasks:
- Remove WHEEL.
- Check WHEEL for lateral and radial runout.
- Remove TIRE from disc wheel.
- Remove dirt from rim base and rim flange.
IMPORTANT: Disc wheels are not allowed to be repaired!
Mount disc wheel in balancing machine.
Use suitable wheel centering element supplied with corresponding balancing machine.
- Basic flange
- Wheel centering element
- Type flange
- Clamping nut
Place dial gauge sensor on rim shoulder.
Turn wheel by hand and measure max. radial runout .
NOTE: Dial gauge must be vertical to rim shoulder.
Position sensor on rim flange.
Turn wheel by hand and measure max. lateral runout .
Carry out measurement on both rim flanges.
NOTE: Dial gauge must be vertical to rim flange.
IMPORTANT: Avoid clamping errors during subsequent installation work.
General information on light alloy disc wheels
NOTE:
It is sometimes difficult to distinguish light alloy disc wheels visually from steel
disc wheels.
Identifying features:
Sticker on light ...
Other materials:
BMW X3 Service & Repair Manual > Body repair instructions: Quality standard
The overall requirements relating to a vehicle can only be implemented by including "all" components.
This applies in particular to the body. With regard to an optimum crash result, it is necessary to maintain
the structural measures.
The procedures described in the repair instructions ...