Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation

Audi 80/Avant
+ The description
+ Engines
+ System of release of the fulfilled gases
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and воздухозаборные channels
+ Injection system
+ Coupling
- Transmission and transmission
   Removal and installation of a mechanical transmission (КП)
   Noise in a transmission
   Automatic transmission (АКП)
   Electronic control АКП
   The main transfer
   Power shafts
   Check of cuffs of power shafts
   The list of malfunctions
+ Suspension bracket and steering
+ Brake system
+ Antiblocking system of brakes
+ Wheels and tyres
+ Kuzovnaja electrosystem
+ Ignition system
+ Illumination
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications


Removal and installation of a mechanical transmission (КП)

Removal of a mechanical transmission. Behind КП it is suspended only on one traverse (marksman) which is necessary for removing completely.

Front-wheel models

The car is necessary for lifting and fixing so that you could work both in a motor compartment, and under the car bottom. КП acts in film in a direction downwards.


    To remove a wire of connection with "weight" of the accumulator. To remove three top bolts, connecting the engine and КП. To turn off a wire connecting to a body — "weight" КП. To remove the tip of the gauge of turns on КП; for this purpose to wring out tip clips. The same to repeat with the tip to the switch of headlights of a backing. To weaken conducting bandages, to separate plug connection to a ljambda-probe. To disconnect the bottom panel of a motor compartment (the head body Elements). To disconnect a forward exhaust pipe from a collector, and also каталитический neutralizer from the middle (basic) muffler. To remove a corresponding part of the muffler. To remove back to a traverse. To remove a rod of a plug of gear change КП. To disconnect from КП system cables procon-ten. To remove protective sheet of a leading semiaxis. To remove leading semiaxes on the right and to the left of КП, to turn away hinges in a direction to the left (holding thus the ends of shaft) and to tie up both leaders of a semiaxis. To remove the working cylinder of a hydraulic drive of coupling; the pipeline can remain connected. To prop up the top end the helmsman сошки. To protect the engine supports from overturning forward or back. To bring from below under КП a garage jack. To remove КП and a forward support of the engine. To turn out the bottom bolts connecting the engine and КП. Cautiously to wring out КП from the engine by means of mount. Now on a jack cautiously to lower КП. For installation to clear шлицевое connection of primary shaft КП and to grease with paste MoS2 or консистентной greasing V.A.G. G 000 100. To check, whether for centering КП directing plugs have entered into the block of cylinders of the engine. To check up and if necessary to adjust a gear change at established КП. Models with the 6-cylinder engine: to bring картер КП at the left above at an angle 30 , palpation on an exhaust pipe differently is possible. The inhaling moments look in the table.

The inhaling moments

The inhaling moment
КП to the engine
M 8
M 10
M 12
Power shaft to a shaft with a flange
M 8