Audi A4 with 2001- 2005 of release.
1. Operation and car maintenance service
2. The engine
3. Transmission
4. A running gear
5. The steering mechanism
6. Brake system
6.1. Preliminary checks
6.2. Repair of brake system
6.2.1. The amplifier of a brake drive тандемного type / the main brake cylinder in cars with the left wheel
6.2.2. Removal and installation of the vacuum pump of brakes
6.2.3. Removal and installation of the gauge of pressure of the amplifier of a brake drive
6.2.4. The electric vacuum pump
6.3. Repair of brakes of forward wheels
6.4. System ABS
6.5. Tables
7. An onboard electric equipment
8. A body
9. Electric equipment schemes
 







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6.2.3. Removal and installation of the gauge of pressure of the amplifier of a brake drive

Removal
Uncover a water taking away box.
Disconnect an electric socket movement downwards.

Fig. 6.25. Screws of fastening of an electric socket


Unscrew screws (fig. 6.25).

THE NOTE
The pressure gauge also can be заклипсован.
Fig. 6.26. Components of the vacuum pump: 1 – the amplifier of a brake drive; 2 – a vacuum line; 3 – a hose clip; 4 – the pressure gauge; 5 – the return valve


Disconnect the vacuum pump of brakes from the return valve, as is shown in drawing 6.26.
Take the pressure gauge.



Installation
Installation is carried out in return sequence.

Check of the return valve
Air should pass through the return valve And

Fig. 6.27. Check of the return valve

In an arrow direction (fig. 6.27).
In the opposite direction the valve should remain closed.
Watch correctness of assembly position.


6.2.2. Removal and installation of the vacuum pump of brakes

6.2.4. The electric vacuum pump