Volkswagen Golf / Golf GTI / Jetta. Manual — part 474

47-42

Bleeding brake system without brake
filling and bleeding appliance

- Build-up brake pressure in brake system by

pumping the brake pedal.

- Attach bleeder bottle hose and open bleeder

screw.

- With brake pedal held down, close bleeder

screw.

- Repeat operation until no air is present.

Bleeding sequence ABS Mark 60

Page 47-40

Pre-bleed the brake system when at least one

chamber in the brake fluid reservoir is
completely empty (e.g. leaks in braking
system).

Pre-bleeding sequence

Page 47-41

Changing brake fluid

Repair Manual, Maintenance; Work

descriptions; Changing brake fluid (every 2
years)

Brake system, bleeding

47-43

Brake
booster/brake
master cylinder for
vehicles with
ABS/EDL/ASR/ESP,
servicing for
vehicles up to my
10.00

Note:

Complete brake master
cylinder and brake booster can
be replaced independently of
each other.

1 - Brake booster

With wiring harness,

Sender -1- for Brake
booster -G201
Sensor -2- for Brake
Pressure -G214
12

On gasoline engines,

the required vacuum is
drawn at the intake
manifold

On diesel engines, a

vacuum pump is
installed to generate a
vacuum

Function testing

- With engine off,

push brake pedal
down all the way
forcefully several
times (this reduces
the vacuum present
in the equipment)

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP, servici...

47-44

- Now

hold
brake
pedal in
braking
position
with
medium
foot
pressure
and start
engine.
If the
brake
booster
functions
properly,
the
pedal
will be
felt to
give
slightly
under
foot
(booster
takes
effect).

If there are

malfunctions,
replace
completely.

Check

valve (in
vacuum
hose)

Page 47-
49

Function

testing

Page 47-
49

Disconnecting

from brake
pedal

Page

46-79

Removing

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP, servici...

and
installing

Page

47-84

2 - Bracket

Mounted

on edge
or brake
booster

Used to

hold the
connector
housing -
Item 14-

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP, servici...