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
 

8-1-12-snyatie-i-ustanovka-perednego-podkrylka.html

8.1.12. Removal and installation of the forward flap

Removal
For dismantle of the flap remove a forward wheel.
Fig. 8.28. Components of the forward flap: 1 – wing; 2 – bolt of 2,3 N · m; 3 – forward flap; 4 – expansion nut; 5 – threshold upholstery; 6 – quick-detachable bolt

Unblock quick-detachable bolts of 6 (fig. 8.28).
Turn off bolts of 2 (fig. 8.28).
Unblock the flap from clamps of a forward wing and take out in the direction down.

Installation
Installation is made in the return sequence.

8.1.11. Removal and installation of a rear-view mirror of RS4
8.1.13. Removal and installation of the back flap