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 .
Carry out measurement on both rim shoulder sides.
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.
Checking one road wheel on balancing machine for lateral and radial runout
(wheel removed)
Special tools required:
36 1 030
36 1 031
36 1 032
36 1 033
36 1 034
36 1 035
36 1 036
Necessary preliminary tasks:
Remove WHEE ...
Notes for repairing aluminum rims
In general, the economic viability must be checked prior to the repair.
It is possible to repair the following damage (applies to cast aluminum rim ...
Other materials:
BMW X3 Service & Repair Manual > Brakes: Front brake
FRONT BRAKE SPECIFICATION
IMPORTANT:
Installation of new brake pads is approved only provided that the brake disc thickness exceeds the
specified dimension for "MIN TH" (see table).
Brake discs must be replaced when they reach the nominal thickness (see table) minus 2.4 mm!(Not
...