S-class W202 Mercedes

1993-2000 of release

Repair and car operation

W202 Mercedes
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Greasing system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. Ignition system
+ 8. Fuel system
+ 9. Transmission
+ 10. Running gear
- 11. Steering
   11.2. The block of an inflatable safety cushion on a steering wheel
   11.3. Steering wheel
   11.4. Steering trapeze
   11.5. Cuffs of hinges of a steering trapeze
   11.6. Power steering pump
   11.7. Disorder convergence installation
   11.8. Easily and easy
   11.9. Maintenance of system of a steering
   11.10. Diagnostics of malfunctions of system of a steering
+ 12. Brake system
+ 13. Body
+ 14. Electric equipment
+ 14.2. Electroschemes

b47c026d b47c026d

11. Steering

11.1. Introduction


Noncontrollable steering column

1. Steering mechanism
2а. Bolt, 25 N of m.
71b. Nuts, 8 N of m.
71c. Sealing cuff
93. Casing
3. Bottom steering shaft
А45. Contact payment
S4. The combined switch
S40. Push-button switch темпомата

Steering drafts

11. Steering trapeze
11f. Hinges of steering draft
11a. Ball hinges
10g. Tips of levers of a steering trapeze

The steering consists of a steering wheel, a steering shaft, the steering mechanism, steering draft, the steering shock-absorber and the power steering. The steering wheel is screwed on a steering shaft which transfers wheel rotation to the steering mechanism.

Depending on the provision of a wheel transfer in the steering mechanism changes. It means that than wheel turn more, especially indirect there is a transfer. The steering wheel thus, for example, at a parking, turns easier. Direct transfer on the average situation provides the increased accuracy of management, in particular on high speeds.

The hydraulic booster provides small effort on a steering wheel. It consists of the pump, the tank and tubes. The pump soaks up oil for hydraulics from the tank and submits it under pressure to the steering mechanism where the regulating device and the working cylinder provide the corresponding strengthening.

As the additional equipment the mechanical regulator of length of a steering column for installation of a steering wheel can be put.

While the inflatable safety cushion for the driver is built in a steering wheel, the pillow for the passenger is on the right on the forward panel. At strong front blow works пиропатрон, and pillows are inflated for thousand fractions of a second. It is enough this time to break front fall for people. For only a few seconds after operation the pillow is blown off, as gases leave through openings in it. The inflatable pillow for the passenger is put as the additional equipment.

The firm recommends to replace an inflatable pillow after ten years' operation of the car to guarantee its work.


Самоконтрящиеся nuts are replaced always. Welding and leveling works on a steering are inadmissible. At a lack of experience, and also big repairs it is necessary to address in a workshop.

Instructions according to the address with an inflatable safety cushion

The device cannot be assorted, at malfunction everything is replaced assembled. As the block contains explosives, store it under the lock or under supervision. Utilization is made by firm workshops.

After dismantling the block hold the soft party up.

The block of a pillow cannot be wiped water or cleaners.

Do not overheat the block above 100 ° Page.

The block of a safety cushion is sensitive to blows. If it fell from height of 50 cm, it already cannot be put on the car.

The block of a safety cushion is authorized to be removed only at the disconnected plug of weight of the accumulator (–) and in the position "About" of the ignition key.