Service of Audi A4 from 2001 to 2005 release.
1. Operation and maintenance of the car
2. Engine
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
8.1. Hinged elements of a body
8.1.1. Removal and installation of a front bumper
8.1.2. Removal and installation of a connecting level of a roof "sedan"
8.1.3. Removal and installation of a connecting level of a roof "Avant"
8.1.4. Removal and installation of railings
8.1.5. Replacement of side protective levels
8.1.6. Removal and installation of an overlay of a threshold
8.1.7. Removal and installation of an overlay of a threshold S4
8.1.8. Removal and installation of a rear-view mirror
8.1.9. Mirror glass installation
8.1.10. Removal and installation of the electric motor of adjustment of a mirror
8.1.11. Removal and installation of a rear-view mirror of RS4
8.1.12. Removal and installation of the forward flap
8.1.13. Removal and installation of the back flap
8.1.14. Removal, installation and adjustment of a cowl (to identification number of the car 400 000)
8.1.15. Removal and installation of a gas emphasis (starting with identification number of the car 400 001)
8.1.16. Removal and installation of a gas emphasis
8.1.17. Adjustment on height of buffers
8.1.18. Removal and installation of a front grille
8.1.19. Removal and installation of a hook (up to identification number of the car 400 000)
8.1.20. Removal and installation of the lower part of the lock of a cowl
8.1.21. Adjustment of buffers of a frame
8.1.22. Removal and installation of a door of a luggage compartment
8.1.23. Removal and installation of an emphasis
8.1.24. Adjustment of a door of a luggage compartment
8.1.25. Installation of consolidation of a cover of a luggage compartment
8.1.26. Removal and installation of a cover of a luggage compartment
8.1.27. Adjustment of a cover of a luggage compartment
8.1.28. Removal and installation of the hinge of a cover of a luggage compartment
8.1.29. Removal and installation of a gas emphasis of a cover of a luggage compartment
8.1.30. Removal and installation of the cylinder of the lock of a cover of a luggage compartment
8.1.31. Removal and installation of a level of the handle of a cover of a luggage compartment
8.2. Doors, locks of doors and hatch of a roof
8.3. Body glazing
9. Schemes of electric equipment
 







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8.1.1. Removal and installation of a front bumper

Fig. 8.1. Components of a front bumper: 1 – a bolt with an internal hexagon; 2 – airintaking lattice; 3 – tightening pin; 4 – rigidity level; 5 – bumper; 6 – the directing element; 7 – castle clip; 8 – plug; 9 – the power absorbing buffer; 10 – wing; 11 – special nut; 12 – flap; 13 – bolt



NOTE
Details and knots of the car are shown up to identification number of the car 400 000.

Removal

Fig. 8.2. Bolts of fastening of an overlay of a front bumper


Unscrew bolts 1 from an overlay of a bumper 2 from above (fig. 8.2).

Only in RS 4
Unscrew bolts 1 from an overlay of a bumper 2 from above.
Unscrew a bolt 4 on inside of a wing 3.

NOTE
The bolt will be available only after the wing arch casing is removed.


Fig. 8.3. Scheme of fastening of a plug-in nut


The plug-in nut 5 is inserted into an overlay of a bumper (fig. 8.3).

Fig. 8.4. Fastening of a noise isolation


Weaken bolts and quick-detachable fastenings 1 and 2 and remove a noise isolation (fig. 8.4).

NOTE
For descriptive reasons wheels in drawings are presented in the removed form.


Fig. 8.5. Fastening of the right flap


Remove the right and left flap in a forward part (arrow) (fig. 8.5).
Install the flap into place And.

Fig. 8.6. Otvorachivaniye of the lower bolts and nut


Turn off a bolt 2 and nuts of 1 (fig. 8.6).

NOTE
In the RS4 models it is also in addition necessary release fastening on wing inside.

Razblokruyte bumper sidewalls from a clamp of Century.
Repeat these operations on the opposite side of the car.

Fig. 8.7. Removal of a lattice of an intake of air


By means of the screw-driver release lock hooks 1.4 (shooters) and remove an air intake lattice to the left and to the right in the lower part of a bumper (fig. 8.7).
In cars starting with identification number of the car 400 001 – weaken an adjusting bolt 3 on a support 5.

Fig. 8.8. Scheme of release of an overlay of a bumper


At the same time the countersupport 4 will enter a support 5 and will release an overlay of a bumper of 1 (fig. 8.8).

Fig. 8.9. Otvorachivaniye of lock bolts


Turn off lock bolts of a bumper at the left and on the right, прибл. 15 turns (shooter) (fig. 8.9).

NOTE
In cars, starting with indentifikatsionny number 400 001, it is necessary to turn out lock bolts completely.

Carefully pull a bumper forward.

Fig. 8.10. Shtekerny sockets of a bumper and hose of a washer of headlights


Where it is necessary, disconnect a hose of 1 washer of headlights and merge water in the pure tank for further use (fig. 8.10).
Disconnect the shtekerny socket(s) 2 bumpers (fig. 8.10).

Installation
Installation is carried out in the return sequence.

NOTE
Before installation of a bumper check existence of carving pins on bumper sidewalls, and also castle clips and plugs in wings.

Install a bumper on the power absorbing buffer and to connect a hose of 1 washer of headlights and shtekerny sockets 2 (fig. 8.10).
Establish a bumper in assembly situation. You watch that carving pins in sidewalls of a bumper entered openings in wings.
Install the flap into place And.
Insert bumper sidewalls into a clamp In (fig. 8.6).
Put the clamps 1 (4 N · l) and a bolt 2 (1 N · м).
Repeat these operations on the opposite side of the car.
Twirl lock bolts of a bumper (shooter) to the right and to the left (23 N · l) (fig. 8.9).
Establish the left and right airintaking lattice in a bumper.
Installation is carried out in the return sequence.


8.1. Hinged elements of a body

8.1.2. Removal and installation of a connecting level of a roof "sedan"