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
5.1. Preliminary checks
5.2. Repair of the steering mechanism
5.2.1. Shipping protection
5.2.2. Check of a steering column on absence of damage
5.2.3. Removal and installation of a steering column
5.2.4. Control of operability of the lock
5.2.5. Amplifier of steering
5.2.6. Steering centering
5.2.7. Removal and installation of the amplifier of steering (left wheel)
5.2.8. Adjustment of the steering mechanism with the hydraulic booster
5.2.9. Removal and installation of the pump of the hydraulic booster
5.2.10. Removal and installation of the pump of the hydraulic booster, cars with the 4-cylinder engine
5.2.11. Removal and installation of the pump of the hydraulic booster, cars with the 6-cylinder petrol engine
5.2.12. Removal and installation of the pump of the hydraulic booster, cars with the 6-cylinder TDI engine of 2,5 l
5.3. Tables
6. Brake system
7. Onboard electric equipment
8. Body
9. Schemes of electric equipment
 

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5.2.6. Steering centering

Move a steering wheel around average situation.
The assistant has to twist the screw of centering of steering in the amplifier of steering, will not feel hit in the aligning opening yet.
Fig. 5.19. The amplifier of steering in a section: 1 – locking bolt, 22 N · m; 2 – steering centering screw; 3 – gear lath; 4 – case of the amplifier of steering



5.2.5. Amplifier of steering
5.2.7. Removal and installation of the amplifier of steering (left wheel)