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

5-2-5-usilitel-rulevogo-upravleniya.html

5.2.5. Amplifier of steering

NOTE

In the figure 5.18 the car with the left wheel is shown, cars with the right wheel have a "mirror" design.

The drawing for cars with 4; 6 and 8-cylinder engines.

The amplifier of steering acts and installed together with steering drafts.