Audi 80/90/Coupe

since 1986-1991 release

Repair and operation of the car

Audi 80/90/Coupe
+ 1.2. Identification of the car
- 2. Engines, carburetors
   2.1.2. Removal and installation of the engine (5-cylinder models)
   2.1.3. Dismantling and assembly of engines
   2.1.4. Head of the block of cylinders, gas distribution mechanism
   - 2.2. Engine electric equipment
      2.2.2. Tension of a maple belt
      2.2.3. Maple belt of the generator of alternating current
      2.2.4. Regulator of tension of the generator of alternating current
      2.2.5. Vacuum amplifier
      2.2.6. Vacuum final valves
      2.2.7. The switches installed on a steering column
      2.2.8. Check of vacuum system
   + 2.3. Carburetors
3. Lubrication system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. System of ignition
+ 8. Transmission
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Air conditioning system
+ 14. Electric equipment

2.2.6. Vacuum final valves


1) on cars with the 4-cylinder engine remove the pump together with rubber laying from a fixing arm up and aside; on cars with the 5-cylinder engine remove the pump from a fixing arm down
2) remove a protective plate from below on the left side of an instrument guard
3) remove the electronic socket of connection from the vacuum final valve


4) by means of "J" of the-shaped tool remove the valve behind from the plug

1) install the valve by a hand
2) screw the valve in the plug as it is possible further by means of a key on 10 mm
3) pull a pedal of a brake (coupling) back as it is possible further
4) slowly release a pedal
5) the valve is adjusted now