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
   Mechanical transmission
   Noise in a transmission
   Automatic transmission
   Electronic control by a transmission
   The main transfer
   Power shafts
   Check of cuffs of power shafts
   The help at malfunctions
+ Suspension bracket of wheels and steering
+ 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



Noise in a transmission

Eventually the noise developing in a transmission can draw attention. In this case you should check up in the beginning oil level in a transmission.

  • If on any transfer there is a howling sound and its tone changes at increase or gas reduction, that, probably, a teeth of pair is worn out by a gear wheel of the given transfer.
  • If rustles arise on all transfers the reason is covered in the main transfer or bearings of shaft of a transmission.
  • Rough milling noise which are audible only at нагретой to a transmission, specify in beating synchronising rings. When oil is diluted, it is wrung out by a synchronising ring always in the same place.
  • Noise at work of torsen-differential which arise in a start of motion in quattro at strongly turned wheel, are normal and caused by a design.