34.14
Checking and adjusting setting of rear
brake light switch
Checking setting of brake light switch, rear
•
Switch on the ignition.
L Note:
After switching on the ignition, always wait for the
BMW Integral ABS to complete its self-diagnosis.
Do not operate the brake lever until self-diagnosis
has completed.
•
Depress the footbrake lever (brake light comes
on and pump starts up).
•
Insert feeler gauge at right angles to direction of
travel between the brake-light switch lever (3)
and the stop on the footrest plate (arrow).
•
Slowly release the footbrake lever and check the
point at which the switch trips.
Brake light switch must switch off
Feeler gauge thickness: ........ 0.90 mm (0.0354 in)
Brake light switch must remain on
Feeler gauge thickness: ........ 1.60 mm (0.0629 in)
•
Switch off the ignition.
Adjusting brake light switch, rear
•
Depress the footbrake lever and secure it in this
position.
•
Slacken screw (4).
•
Turn the brake light switch until the switch trips
at distance (B).
•
Hold the brake light switch and tighten the
screw.
•
Recheck the setting.
Distance B:.......... 1 + 0.5 mm (0.0393 + 0.1968 in)
(clearance at switching point between brake-light
switch lever and footrest plate).
Removing and installing piston in
brake-lever fitting
a See the section on the steering system
(
a 32.11).
R22340020
B
3
R22340030
4
R22340020
B
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