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
+ Brakes
+ Wheels and tyres
- The electrotechnical equipment
   The minus is connected to weight
   The help for orientation in the electrotechnical equipment of the car
   Wires
   Connections of wires
   The central switching knot
   Support of additional relays
   Box for electronics
   The relay and management blocks
   The switching relay
   H-contact of the relay of unloading
   The table of the relay and management blocks
   Safety locks
   The table of safety locks
   + Electric schemes
   + The accumulator
   - The generator
      The alternating current generator
      Control bulb of gymnastics
      Pressure regulator
      The self-help in work with the generator and a pressure regulator
      Movement with the defective generator
      Клиновой and поликлиновой a belt
      Condition check клинового and поликлинового a belt
      Replacement клинового and поликлинового a belt
      Torn клиновой a belt
      The review: клиновой and поликлиновой a belt
      The help at malfunctions
   + Starter
+ Ignition system
+ Illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics



Клиновой and поликлиновой a belt

  • At the six-cylinder engine all auxiliary units work from wide drive a belt – поликлинового a belt. Thanks to an automatic tension roller this belt should sustain run in 120 000 km before preventive replacement will be made.
  • At the four-cylinder engine too is such поликлиновой a belt with an automatic tension for the generator, сервонасоса and вязкостного the fan. But in this case there are also other belts:
  • Traditional клиновой a belt without possibility of adjustment for the water pump.
  • Short поликлиновой a belt with rigid adjustment of a tension for the compressor of climatic installation.