Audi 80/90/Coupe

since 1986-1991 of release

Repair and car operation

Audi 80/90/Coupe
+ 1.2. Car identification
+ 2. Engines, carburetors
3. Greasing system
+ 4. Cooling system
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Ignition system
- 8. Transmission
   8.1.2. A fork - the main cylinder of coupling
   8.1.3. Press coupling disk
   8.1.4. Malfunctions of coupling
   + 8.2. Mechanical transmission 012
   - 8.3. Mechanical transmission 01А
      8.3.2. Removal and transmission installation
      8.3.3. Dismantling and transmission assembly
      + 8.3.4. Differential
      8.3.5. Driveshaft
      8.3.6. Central kardanny hinge
   + 8.4. Automatic transmission 089
   + 8.5. Automatic transmission 087
   8.6. Dismantling and assembly of automatic transmissions
   8.7. Block of valves
   + 8.8. Automatic transmission 097
+ 9. Suspension brackets, wheels
+ 10. Brake system
+ 11. Steering
+ 12. Body, salon
+ 13. Central air
+ 14. Electric equipment


8.3.2. Removal and transmission installation


1) disconnect a wire of the negative plug of the accumulator
2) turn off three top bolts of fastening of the engine and a transmission
3) disconnect a wire of grounding of a transmission from a transmission
4) remove sockets of connection of the sending device of a speedometer and the multipurpose sending device
5) disconnect wires from the sensor of the content of oxygen and a heating element of the sensor
6) remove a protective plate of the engine
7) disconnect an exhaust pipe from a collector
8) separate an exhaust pipe behind the catalyst and remove a pipe and the catalyst
9) remove the driveshaft
10) remove a back cross-section beam
11) remove a bolt of fastening of draft of gear shifting to a transmission and leave draft to hang
12) remove a protective plate of a transmission
13) remove the filter of the right semi-axis
14) disconnect semi-axes from a transmission, turn a steering wheel against the stop to the right and fix semi-axes having adhered them to a body
15) remove the working cylinder of coupling
16) disconnect cross-section draft from a shaft of a steering column and turn wheels to the left
17) establish the engine on a support
18) establish a transmission on a support
19) remove fastening on a back left part of a transmission and forward fastening of the engine
20) remove the thermal screen from the rubber plug
21) remove an arm of fastening of the rubber plug from a transmission
22) remove the rubber plug
23) remove a bolt directing a rope of a tension of a seat belt on a back left part of a transmission. Clean ropes that they did not disturb removal
24) lower a back stretcher on the left side, having turned off fastening bolts (are specified by shooters)
25) remove remaining bolts of fastening of a transmission and the engine
26) remove a transmission


Installation is made in sequence, return to removal. At installation pay attention to the following:

establish the working cylinder of coupling into place by means of the lever so that the bolt was inserted easily.

Check, that centering plugs were established in the block of cylinders before installation.

Moments of an inhaling of carving connections

Transmission fastening to the engine
Bolts М8
25 N of m.
Bolts М10
45 N of m
Bolts М12
65 N of m.
Fastening of a leading shaft to a flange
Bolt М8
45 N of m
Bolts of fastening of a stretcher
Bolts М10
35 N of m.
after an inhaling to turn in addition on 90 ° (a turn quarter)
Bolt М8
55 N of m.
Bolts of fastening of cross-section bent for to a shaft of a steering column
45 N of m.

Transmission fastening to the engine

1. Bolt М12х70
2. Bolt М12х70
3. Bolt М12х90
4. Bolt М12х80
5. Bolt М8х40
6. Bolt М10х50
7. Bolt М10х40
8. Bolt М8х40
9. Bolt М10х120
10. Bolt М12х100
11. Bolt М12х70
Centering plugs: points 3 and 11