Repair and service Audi A8 in body D2 with 1994 for 1999 of release.
1. Car operation
2. Maintenance service
3. Petrol engines of 2,8 l
4. Petrol engines of 3,7 and 4,2 l
5. Diesel engines of 2,5 l
6. Diesel engines of 3,3 l
7. Systems of ignition and injection of fuel of petrol engines
8. System of release of the fulfilled gases of cars with petrol engines
9. The power supply system of diesel engines
10. System of prestarting heating of diesel engines
11. System of release of the fulfilled gases of cars with diesel engines
12. Greasing system
13. Cooling system
14. Coupling
15. A transmission
16. Shaft of a drive of forward wheels
17. Features of a design of transmission of all-wheel drive cars
17.1. The general data
17.2. A kardannyj shaft
17.3. Position adjustment карданного a shaft
17.4. The main reverse gear
17.5. Back shaft of a drive
17.6. Differential of the main reverse gear
18. A suspension bracket
19. Wheels and tyres
20. A steering
21. Brake system
22. A body
23. Heating and air-conditioning system
24. An electric equipment
25. Electric schemes
 



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17.5. Back shaft of a drive

Removal
Using a screw-driver edge as the lever, remove a cap from the central part of a disk of a wheel.
On the car standing on wheels, loosen the bolts of fastening of external SHRUS to naves of back wheels.
Lift a back part of the car and fix on supports. Remove back wheels.
Unscrew a bolt and remove gauge ABS from a rotary fist.

Fig. 11–9. A bolt arrangement (the second is not visible) fastenings of a support of a back brake



Unscrew bolts, remove a support of a back brake and a soft wire adhere a support to a body (fig. 11–9). The support should not hang on a brake hose.
Remove a brake disk.

Fig. 11–10. An arrangement of bolts (the third bolt is not visible) fastenings of a protective casing of a brake disk and the special adaptation for compression of a spring of a forward suspension bracket



Unscrew bolts and remove a protective casing of a brake disk (fig. 11–10).
The special adaptation, compress a spring of a forward suspension bracket and remove it (fig. 11–10 see). At use of the special adaptation for compression of springs reliably grasp coils of a spring and compress a spring from opposite sides.

The prevention
The spring has very big effort of compression, therefore use only very reliable tool. At all do not connect a spring a wire.

Unscrew an internal SHRUS from a flange of the main reverse gear.

Fig. 11–11. Elements of fastening of a shaft of a drive and a rotary fist: 1 – a bolt of fastening of a shaft of a drive to a leading flange of the main reverse gear; 2 – a nut of fastening of an earring; 3 – a nut of fastening of the bottom lever, 80 Нм + to tighten on a corner 90 ; 4 – operating draught (till 1996 – 95 Нм, since 1997 – 70 Нм + to tighten on a corner 90 ); 5 – a bolt of fastening of a shaft of a drive to a nave; 6 – a bolt of fastening of the bottom lever, 80 Нм + to tighten on a corner 90


Unscrew a nut of fastening 2 (fig. 11–11) earrings of the stabilizer and take an earring from a rotary fist.
Unscrew bolts 6 and a nut 3 bottom fastenings of a rotary fist.
Unscrew a nut and, using a stripper, remove operating draught 4 from a rotary fist.
Unscrew a bolt of fastening 5 external SHRUS to a nave of a back wheel.
Reject aside the bottom part of a rotary fist and remove a drive shaft.
In no event it is impossible to lower the car on wheels with removed by two or one shaft of a drive as it will lead to damage of bearings of a nave of a wheel. If it is necessary to establish the car on wheels and to move it with the removed shaft of a drive, instead of a shaft establish an external SHRUS and tighten a bolt of its fastening by the moment 50 Нм.

Installation
Installation is spent to sequences, return to removal, taking into account the following.
At installation it is necessary to use new self-locking nuts and a bolt of fastening of an external SHRUS to a nave.
Attach a drive shaft to a leading flange of the main reverse gear and tighten bolts the moment 77 Нм.
Establish on a rotary fist gauge ABS.
Establish and tighten nuts and a bolt of fastening of the bottom lever and operating draught (fig. 11–11 see).

Fig. 11–12. A correct arrangement of the bottom coil of a spring in a spring plate



Establish a spring of a back suspension bracket into place and remove from it the adaptation so that its bottom end has correctly settled down in the bottom plate of a spring (fig. 11–12).
Establish a support of a back brake.
Apply a thin film greasings on a fillet of the nave aligning a disk of a wheel. Establish a wheel and fix its bolts. Lower the car and tighten bolts of fastening of a wheel the demanded moment.
Screw in and tighten bolts of fastening of external SHRUS to naves of forward wheels the moment 190 Нм and in addition tighten them on a corner 180 . Bolts of fastening of shaft of a drive to naves of forward wheels tighten only on the car standing on wheels.


17.4. The main reverse gear

17.6. Differential of the main reverse gear