audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Relays and Modules - Brakes and Traction Control > < Brake Master Cylinder and Vacuum Brake Booster, Removing and Installing (FWD)|Page 5939
Page 3
background image

-

Always replace after removing the brake booster or brake master cylinder

19 - Vacuum line with check valves

-

Checking function of check valves: it must be possible to blow through the valve in the direction of the arrow; the valve must be closed in the
opposite direction

-

Install in brake booster

20 - Hose clamp

21 - Vacuum hose

-

Install at intake manifold and fasten with hose clamp

22 - Hose clamp

Adjusting Clevis

Dimension -a- = 230 ± 0.5 mm (9.06 ± 0.020 in.)

CAUTION!

When measuring, the clevis must be at a right angle to the brake booster mounting surface.

Relays and Modules - Brakes and Traction Control > < Brake Master Cylinder and Vacuum Brake Booster, Removing and Installing (FWD)|Page 5939