Audi A4

Since 1994 of release

Repair and car operation

Audi А4
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ Exhaust system
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and channels всасывания
+ Injection system
+ Coupling
+ Transmission and the main transfer
- Suspension bracket of wheels and steering
   Running gear
   Check of cuffs of the steering mechanism
   Check of dustproof caps and backlash in heads of cross-section steering draught
   Check of dustproof caps of hinges of an axis
   Check люфта a steering wheel
   Check клинового a belt
   Check of level of oil
   Check of a backlash of the wheel bearing
   Check of shock-absorbers
   The help at malfunctions
   Adjustment of wheels
   Measurement of adjustment of wheels
   The help at malfunctions
   Independent works on a running gear and a steering
   Dismantling of a suspension bracket of forward wheels
   Works with the back bridge
   Shock-absorber replacement behind
   Works on a steering
   Tightness check сервоуправления
   Poliklinovoj belt
   The help at malfunctions
   Adjustment of the steering mechanism
   Pump dismantle сервоуправления
   Filling and system prorolling сервоуправления
   Safety pillow
   Safety instructions
+ Brakes
+ Wheels and tyres
+ The electrotechnical equipment
+ Ignition system
+ Illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics

Tightness check сервоуправления

If it is established that in a broad tank liquid level it is necessary to check up all system of a steering urgently has gone down. Otherwise during movement the servo-driver can suddenly refuse.

Here check stages are resulted:


  1. Once turn a steering wheel on the left and to the right against the stop. So the maximum pressure in hoses сервоуправления is created, and not tight sites become appreciable is better.
  2. Keeping a steering wheel at an emphasis, look for leak in following places:
  3. In the piston перепускного the valve: it is approximately there where the steering column enters into the steering mechanism. At leak oil arrives in car salon under a control panel ahead on the front party.
  4. In consolidation gear рейки. Oil acts on one of folds сильфона on the front party. For check ослабьте collars сильфона also shift it aside.
  5. In the hydraulic pump. For leaking definition it is necessary to wash the engine preliminary.
  6. In knots of connection of hoses. Check up serially all connecting knots and if it is necessary, tighten them. The moment of an inhaling of connecting knots of the pump of 50 Nanometers.