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
6.1. The general data
6.2. Removal and engine installation
6.3. A forward cross-beam of a motor compartment
6.4. A poliklinovyj belt
6.5. A gear belt
6.6. A cranked shaft
6.7. The left cover of a head of the block of cylinders
6.8. The right cover of a head of the block of cylinders
6.9. Removal of the left head of the block of cylinders
6.10. Removal of the right head of the block of cylinders
6.11. A camshaft
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
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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6.9. Removal of the left head of the block of cylinders


Fig. 3.4–52. A head of the block of cylinders: 1 – a forward average pipe of system of cooling; 2 – a bolt, 10 Нм; 3 – a sealing ring; 4 – a head of the block of cylinders; 5 – the directing plug; 6 – bolts of fastening of a head of the block of cylinders; 7 – a connecting pipe of system рециркуляции the fulfilled gases; 8 – a bolt, 10 Нм; 9 – a lining; 10 – a pipe of system of ventilation картера; 11 – a bolt, 10 Нм; 12 – the vacuum pump; 13 – a bolt, 10 Нм; 14 – sealing rings; 15 – a bolt, 20 Нм + to tighten on a corner 90 ; 16 – a lining; 17 – a directing pipe for the index (probeа) oil level; 18 – a bolt, 10 Нм; 19 – a lining of a head of the block of cylinders


Loosen the a collar, unscrew a bolt and remove the left air branch pipe.

Fig. 3.4–53. An arrangement of bolts of fastening of the left pipe рециркуляции the fulfilled gases and турбокомпрессора to a final collector



Unscrew bolts and disconnect the left pipe рециркуляции the fulfilled gases (fig. 3.4–53).
Turn out fastening bolts турбокомпрессора to a final collector (fig. 3.4–53 see).
Turn out a bolt of fastening of a directing pipe of the index (probeа) oil level to a head of the block of cylinders.
Unscrew bolts of fastening of the fuel heat exchanger.
Unscrew and remove an average pipe of system of the cooling, located for a head of the block of cylinders.

Fig. 3.4–54. An arrangement of fastenings of hoses of ventilation картера



Unscrew and remove ventilation hoses картера (fig. 3.4–54).

Fig. 3.4–42. An arrangement of a vacuum hose (1), clips returnable топливопровода (2) and electric sockets of atomizers (3, 4, 5, 6, 7)



Disconnect electric sockets of atomizers 3–7 (fig. 3.4–42 see).
Disconnect a vacuum hose 1.
Release from clips submitting топливопровод 2 and remove it.
Unscrew a stopper маслоналивной mouths.

Fig. 3.4–43. A dredging arrangement in an aperture маслоналивной mouths



For a bolt of fastening of a pulley of a cranked shaft turn a shaft until in an aperture маслоналивной mouths dredging (fig. 3.4–43 see) will not be visible.

Fig. 3.4–44. An arrangement of bolts of fastening of casings of fuel atomizers



Unscrew bolts of fastening of casings of atomizers, pull casings upwards and turn them on 90 counter-clockwise (fig. 3.4–44 see).

Fig. 3.4–45. An arrangement of bolts of fastening of fuel atomizers



Turn out opened bolts of fastening of fuel atomizers (fig. 3.4–45 see).
Pull upwards and remove atomizers of cylinders 6 and 8. At removal of atomizers it is possible to take advantage of the lever.
Turn a cranked shaft clockwise on 180 and remove fuel atomizers of cylinders 5 and 7.
Remove a gear belt.

Fig. 3.4–55. An arrangement of bolts of fastening of a directing roller and a back casing of a gear belt



Turn out a bolt of fastening of a directing roller (fig. 3.4–55).
Unscrew bolts and remove a back casing of a gear belt (fig. 3.4–55 see).

Fig. 3.4–56. An arrangement of an electric socket (1) and bolts (2, 3, 4) fastenings ТНВД



Disconnect from the fuel pump of a high pressure (ТНВД) an electric socket (fig. 3.4–56).
Unscrew bolts of fastening 2,3,4 and remove ТНВД.
Disconnect an electric socket from the gauge of temperature of a cooling liquid.
Unscrew bolts of fastening and remove the right and average pipes of system of cooling.

Fig. 3.4–46. An arrangement of bolts of fastening of a cover of a head of the block of cylinders



Unscrew bolts and uncover the left head of the block of cylinders (fig. 3.4–46 see).

Fig. 3.4–57. An arrangement and sequence of an inhaling of bolts of fastening of a head of the block of cylinders



Unscrew bolts and remove the left head of the block of cylinders (fig. 3.4–57).


6.8. The right cover of a head of the block of cylinders

6.10. Removal of the right head of the block of cylinders