Instructions for filling front wheel
Integral brakes, the rear brake must be ready for
Install front brake pads, if applicable.
34 1 531
34 1 532
Top up fluid in front wheel-circuit reservoir to
"MAX" if necessary
Install adapters 22, BMW No. 34 1 533, in reset-
ting tool, BMW No. 34 1 531/532, for both front
brake calipers, and tighten the resetting tool until
the adapters are secure.
The piston in the base of the wheel-circuit reservoir
must always be covered by the fluid, as otherwise air
can be drawn into the brake system.
Bleed the system again if this happens.
Switch on the ignition.
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
Pull handbrake lever until the pistons of the front
brake calipers are in contact with resetting
tool, BMW No. 34 1 531.
34 1 533
Top up the fluid in the wheel-circuit reservoir until
one of the three protrusions in the filler neck just
touches the surface of the fluid (arrow).
Screw container, BMW No. 34 1 581,
onto front wheel circuit reservoir.
Remove adapter, BMW No. 34 1 533, and force
back pistons far enough to allow the brake pads
to be fitted.
Install front brake pads.
With the ignition switched on, bed in the brake
pads against the brake discs.
Disconnect the container from the wheel-circuit
Hand-tighten cap of front wheel-circuit reservoir.
Check operation of the brake system with the ig-
nition switched on.
After all the work on the brake system has been
completed, run a bleed test using the
BMW MoDiTeC and check the fault code memory!
Brake fluid ...................................................DOT 4
Bleed screw in front brake caliper .................. 7 Nm