audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Vacuum Brake Booster|Description and Operation|Page 4631 > < Vacuum Brake Booster|Description and Operation
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5 - Sealing plug

 
^ Moisten with brake fluid and press into brake master cylinder

^ Press brake fluid reservoir into sealing plugs.

6 - Retaining pin

 
^ For brake fluid reservoir

7 - Brake master cylinder 

8 - Mounting plate

 
^ Different versions available

9 - Nut - 4 Nm

 
^ Self-locking
^ Replacing each time after removing

10 - Heat shield 

11 - Brake Pressure Sensor 2 G214

 
12 - Brake Pressure Sensor 1 G201

13 - Seal

 
^ Always replace

14 - Electrical connector 

15 - Electrical wire 

16 - Vacuum line

 
^ With non-return valve

17 - Sealing plug 

18 - Gasket

 
^ For brake booster

19 - Nut - 28 Nm

 
^ Self-locking
^ Replacing each time after removing

20 - Boot

 
^ If unusually loud suction noise is heard on braking, check proper positioning of inner boot.

Vacuum Brake Booster|Description and Operation|Page 4631 > < Vacuum Brake Booster|Description and Operation