Brake Booster, Removing

Brake Booster, Removing

Special tools, testers and auxiliary items required

• Hose clamps (3093)

• Hose clamps (3094)

• Torque wrench (V.A.G 1331)

• Brake filler/bleeder unit (V.A.G 1869)

• Brake filler/bleeder unit suction adapter (V.A.G 1869/4)

• Brake filler/bleeder unit (VAS 5234)

- Note or request radio code on vehicles with coded radio if necessary.

- Remove the battery.

- Remove the battery carrier.

- Place sufficient lint-free cloths in the area of the engine and transmission.

- Extract as much brake fluid as possible from brake fluid reservoir using (VAS 5234) or (V.A.G 1869/4).

With Manual Transmission

- Disconnect clutch master cylinder supply hose - B - with (3094).

- Pull off supply hose - B - for clutch master cylinder.





All Vehicles

- Disconnect connector - A - from floating warning indicator sensor.

- Pull off connector - C - from Brake Light Switch (F).

- Disconnect the connector - 1 - from brake light switch.





- Remove brake fluid reservoir, press the engagement straps toward outside at reservoir and simultaneously pull brake fluid reservoir out of sealing plugs.





- Remove the brake lines - 1 - on master brake cylinder, seal brake lines using sealing plugs (1H0 698 311 A).

- Remove the nuts - 2 - from master brake cylinder.

- If present, remove heat shield.

- Carefully take brake master cylinder out of brake booster.

- Disconnect vacuum hose from brake booster.

With Manual Transmission

- Loosen the cables - 1 -, disconnect the bracket - 2 - and move it to the side.





On vehicles with a 7-speed DSG transmission

- Remove the selector lever cable from the ball head and from the cable mounting bracket.

- Remove the selector lever from the selector shaft on the transmission.

Continuation for all vehicles

- Remove footwell trim on driver side.

- Disconnect brake pedal from brake booster. Refer to => [ Brake Pedal and Brake Booster, Separating ] Brake Pedal and Brake Booster, Separating.

- Remove the nuts - 1 - from brake booster.





- Carefully remove brake booster from vehicle.

- Remove both nuts - 2 - from the bracket if the brake booster gets caught in the holes.