IMPORTANT: Changes in axle geometry caused by accidents must under no
circumstances
be rectified by camber adjustment!
NOTE: The upper control arm may only be replaced if the camber is outside
the
s
IMPORTANT: In vehicles with active steering, steering angle sensor
adjustment is integrated
in the service function INITIAL OPERATION/ADJUSTMENT FOR ACTIVE
STEERING and must not be carried out separa
CHECKING BRAKE DISCS
Necessary preliminary tasks
Remove WHEELS.
Checking thickness difference:
Measure thickness difference within brake surfaces at 8 point (spread
over the circumference) with a
micrometer gauge
Compare measurement result with setpoint value.
Fig. 14: Measuring Thickness
Necessary preliminary work
Remove FRONT WHEELS
Remove and clean BRAKE PADS
NOTE: After completing work, read and comply with notes on BRAKING IN NEW
BRAKE DISCS/BRAKE PADS.
Check minimum brake disc thickness:
Position special tool 34 1 280 at three measuring points in area (1) and
measure.