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
13.1. The general data
13.2. The thermostat
13.3. Replacement of a cooling liquid
13.4. The water pump of petrol engines of 2,8 l
13.5. Connecting pipes of system of cooling
13.6. The water pump of petrol engines of 3,7 and 4,2 l
13.7. The thermostat of petrol engines of 3,7 and 4,2 l
13.8. The water pump of diesel engines of 2,5 l
13.9. The thermostat of the diesel engine of 2,5 l
13.10. Forward section of a pipe of system of cooling of the diesel engine of 2,5 l
13.11. The left section of a pipe of system of cooling of the diesel engine of 2,5 l
13.12. The right section of a pipe of system of cooling of the diesel engine of 2,5 l
13.13. The central section of a pipe of system of cooling of the diesel engine of 2,5 l
13.14. The water pump of diesel engines of 3,3 l
13.15. The thermostat of diesel engines of 3,3 l
13.16. A forward average pipe of system of cooling of the diesel engine of 3,3 l
13.17. The left average pipe of system of cooling of the diesel engine of 3,3 l
13.18. A radiator
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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13-16-perednyaya-srednyaya-truba-sistemy-okhlazhdeniya-dizelnogo-dvigatelya-3-3-l.html

13.16. A forward average pipe of system of cooling of the diesel engine of 3,3 l

Removal
Merge cooling liquid.
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



Unscrew a bolt of fastening of a directing roller (fig. 3.4–55 see).
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 an electric socket (fig. 3.4–56 see).
Unscrew bolts of fastening and remove the fuel pump of a high pressure (fig. 3.4–56 see).
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. 7–27. Pipes of system of cooling of the diesel engine of 3,3 l: 1 – a forward average pipe of system of cooling; 2, 3 – bolts, 10 Нм; 4 – a bolt, 22 Нм; 5 – sealing rings; 6 – the right average pipe; 7 – sealing rings; 8 – a bolt, 10 Нм; 9 – a back average pipe; 10 – a bolt, 10 Нм; 11 – the gauge of temperature of a cooling liquid; 12 – a spring clamp; 13, 14, 15 – bolts, 10 Нм; 16 – the left average pipe; 17 – sealing rings



Fig. 7–28. An arrangement of a bolt (1) fastenings of an average pipe (2) systems of cooling of the diesel engine of 3,3 l



Unscrew a bolt of fastening of an average pipe of system of cooling and, having pulled a pipe back, remove it (fig. 7–28).

Fig. 7–29. An arrangement of bolts of fastening of a forward average pipe of system of cooling of the diesel engine of 3,3 l



Unscrew bolts and, having pulled forward, remove a forward average pipe of system of cooling (fig. 7–29).

Installation
Installation is spent to sequences, return to removal, taking into account the following.
Before installation clear a nest for a sealing ring.
Establish a new sealing ring, preliminary having greased with its cooling liquid G 012 A8 D.
Fill in cooling liquid.


13.15. The thermostat of diesel engines of 3,3 l

13.17. The left average pipe of system of cooling of the diesel engine of 3,3 l