Volkswagen Golf / Golf GTI / Jetta. Manual — part 478

47-54

Sender 1 for brake booster -G201- and
Sensor -2- for brake pressure -G214
removing and installing

Removing

- Request radio code on vehicles with coded

radio, if necessary.

- Disconnect battery.

- Lay out sufficient lint free cloths in area of

plenum chamber, engine, and transmission.

- Draw off as much brake fluid as possible from

brake fluid reservoir using brake filler and
bleeder unit VAS 5234.

- Connect bleeder bottle hose to left front brake

caliper bleeder screw and open bleeder screw.

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP Mark 6...

47-55

- Operate brake pedal at least 15 times so that

the brake master cylinder empties.

- Close front left bleeder screw.

- Pull connector (arrow) off relevant brake

pressure sender (the one to be removed).

a - Sensor -2- for brake pressure -G214- in
primary brake circuit

b - Sender 1 for brake booster -G201- in
secondary brake circuit

- Remove brake pressure sensor.

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP Mark 6...

47-56

Installing

- Installation is carried out in the reverse

sequence

Tightening torques:

Sender 1 for brake booster -
G201-

Sensor -2- for brake pressure -
G214-

25

Nm

25

Nm

(18 ft.

lb)

(18 ft.

lb)

- Bleeding brake system Mark 60 IE

Page 47-

38

- Initiate basic settings

- A zero compensation of sender 1 for brake

booster -G201- must be performed in addition to
basic settings on vehicles with
ABS/EDL/ASR/ESP.

Repair Manual, Brake System On Board

Diagnostic (OBD), Repair Group 01; Function of
self-diagnosis ABS/EDL/ASR/ESP Mark 60 IE

Brake booster/brake master cylinder for vehicles with ABS/EDL/ASR/ESP Mark 6...

47-57

Check function of brake assist in
brake booster, vehicles from my
02.02,

With engine running, depress brake pedal to

ensure full vacuum boost.

When brake pedal is depressed, a "click"

must be audible, so that the mechanical
brake assist is activated.

The brake pedal can now be partially

released and pressed again with less force.

It is not possible to repair the brake assist,

the complete brake booster must be
replaced.

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