Mercedes of the S-class W202

1993-2000 of release

Repair and operation of the car


Mercedes W202
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Lubrication system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. System of ignition
+ 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. Installation of disorder convergence
   11.8. Easily and easy
   11.9. Maintenance of system of steering
   11:10. Diagnostics of malfunctions of system of steering
+ 12. Brake system
+ 13. Body
+ 14. Electric equipment
+ 14.2. Electrical circuitries




11:10. Diagnostics of malfunctions of system of steering
GENERAL INFORMATION

REASON
WAY OF ELIMINATION
Return (the return pushes) on a steering wheel
The driving belt of the pump is poorly tense or worn-out Replace a belt or adjust its tension.
The steering wheel turns with big effort
The driving belt of the pump is poorly tense or worn-out Adjust a belt tension.
Low level of liquid in a filling tank Add liquid.
Small speed of idling of the engine Adjust idling turns.
Dirty filter of a filling tank Replace the filter.
Low working pressure of the pump of the hydraulic booster Repair or replace the pump.
There is an air in the hydraulic booster Check tightness of consolidations and remove air.
Rotation of a steering wheel on average situation demands big effort
Malfunction of the pump of the hydraulic booster Check the pump and repair or replace it.
Mechanical malfunction Check system of steering.
Rotation of a steering wheel in one of the parties demands big effort
Malfunction of the pump Check the pump and repair or replace its epiploons.
Bystry turning of a steering wheel demands big effort
The driving belt of the pump is poorly tense Adjust a belt tension.
Too small speed of idling Adjust operation of the engine.
In a hydraulic system there is an air Find the place of a suction of air and remove air.
Malfunction of the pump of the hydraulic booster Repair or replace the pump.
Mechanical malfunction Check mechanisms of system of steering.
Indistinct work of steering
Low level of liquid in a filling tank, a liquid leak Add liquid and eliminate a leak.
There is an air in the hydraulic booster Check germetichnostyuplotneniye and remove air.
Wear of details of steering. The geometry of the steering drive is broken. Check a condition of knots and eliminate the found malfunctions.
Unfitness of tires Check and if necessary replace rubber.
Noise during the work
Low level of liquid in a filling tank Add liquid, check lack of a leak.
Dumping of liquid via the safety valve (the whistling sound at the extreme provision of a steering wheel) Establish the reason and remove air. Check and repair or replace the pump. Check the working pressure of the pump.
Vibration
There is an air in the hydraulic booster Establish the reason and remove air.
Mechanical damage or bad condition of rubber Reveal unsuitable tires and replace.

Additional checks for steering with the microprocessor

REASON
WAY OF ELIMINATION
At the movement with high speed turning of a steering wheel demands big effort
Malfunction of the electronic equipment Address the expert.
Malfunction of a speedometer Replace a speedometer or the sensor.
At big speeds the steering wheel turns too easily
Malfunction of the electronic equipment Address the expert.
Malfunction of a speedometer. Leaky connection with weight. Replace a speedometer or the sensor.
Unevenness of effort at rotation of a steering wheel
Malfunction of the electronic equipment Address the expert.
Malfunction of a speedometer Replace a speedometer or the sensor.