Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation



Audi 80/Avant
+ The description
+ Engines
+ System of release of the fulfilled gases
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and воздухозаборные channels
+ Injection system
+ Coupling
- Transmission and transmission
   Removal and installation of a mechanical transmission (КП)
   Noise in a transmission
   Automatic transmission (АКП)
   Electronic control АКП
   The main transfer
   Power shafts
   Check of cuffs of power shafts
   The list of malfunctions
+ Suspension bracket and steering
+ Brake system
+ Antiblocking system of brakes
+ Wheels and tyres
+ Kuzovnaja electrosystem
+ Ignition system
+ Illumination
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications



Noise in a transmission

Eventually occurrence of noise in КП is possible. In that case you should check to begin with oil level in КП.

  • If at inclusion of transfers there is the howling sound which tone changes at increase or "gas" reduction, the worn out gear connection of the corresponding pair gear wheels can be the reason of this phenomenon.
  • At noise on all transfers by the reason the main transfer or bearings of shaft КП is.
  • The gnash arising only after achievement КП of working temperature, specifies in palpation of blocking rings of the synchronizer. As soon as oil becomes more fluid, it breaks from a synchronizer ring all time for the same site.

 The help: workshops, as a rule, seldom dare at repair or major repairs КП, and advise to replace a faulty box new. Financially installation of the second-hand unit got on dismantling of cars, however, is in most cases more expedient. Thus it is necessary to pay attention to correct alphabetic marks КП. It is beaten out on КП above. Besides, there day, month and year of manufacturing are specified, and year is specified only by last figure.