Audi A4

since 1994 release

Repair and operation of the car



A4 Audi
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ System of an exhaust
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and channels of absorption
+ System of injection
+ Coupling
+ Transmission and main transfer
- Suspension bracket of wheels and steering
   Running gear
   Check of cuffs of the steering mechanism
   Check of dustproof caps and gap in heads of cross steering draft
   Check of dustproof caps of hinges of an axis
   Check of a side play of a steering wheel
   Check of a maple belt
   Check of level of oil
   Check of a gap of the wheel bearing
   Shock-absorbers
   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
   Replacement of the shock-absorber behind
   Steering
   Works on a steering
   Check of tightness of a servoupravleniye
   Poliklinova belt
   The help at malfunctions
   Adjustment of the steering mechanism
   Dismantle of the pump of a servoupravleniye
   Filling and pumping of system of a servoupravleniye
   Safety cushion
   Instructions of safety
+ Brakes
+ Wheels and tires
+ Electrotechnical equipment
+ System of ignition
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
+ body Details
+ Salon
Search of malfunctions
Technical characteristics




Check of a gap of the wheel bearing

Wheels rotate ahead and behind on two-row ball-bearings. Behind in models with the forward drive radial-stop ball-bearings are installed. In quattro the same ball-bearings that ahead. With greasing of long action they usually maintain the run considerably exceeding 100 000 km.

 PERFORMANCE ORDER

  1. Serially strong undertake the top part of the wheels which are reliably standing on the earth and try to move them in the plane, cross to the car.
  2. At faultless bearings practically there will be no side play.
  3. If the gap is felt, let your assistant will strongly press a pedal of a brake and once again shake a wheel: if the gap is not present more, the reason only in the wheel bearing.
  4. If, despite it, there is a gap, it is necessary to check a wheel suspension bracket.
  5. Defective wheel bearings involve to themselves attention noise at. What bearing is damaged, it is best of all to check on the lifted car. The wheel with the defective bearing involves to itself attention rough noise at.

 Council: Back wheel bearings in models with the forward drive can be adjusted. It cannot be made with back wheel bearings in the quattro models, and also with all forward wheel bearings.