Audi 80/Avant (B4)

since 1991-1995 of release

Repair and car operation

Audi 80/Avant
+ Technical specification
+ Engines
+ System of production of the fulfilled gases
+ cooling System
+ Fuel tank and fuel pump
+ Air filter and airintaking channels
+ injection System
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
- Brake system
   Check of brake mechanisms
   Brake liquid
   Check of level of brake liquid
   Check of tightness of brake system
   Replacement of brake liquid
   Disk brake mechanisms
   Measurement of thickness of blocks of the disk mechanism
   Control of a condition of brake disks
   Replacement of blocks of disk brake mechanisms
   Drum-type brake mechanism
   Measurement of brake shoes of the drum-type mechanism
   Check of a course of a pedal of a brake
   Disk brake mechanism of back wheels
   Measurement of thickness of blocks of back disk brakes
   Check of a free wheeling of the lever of the parking brake
   Main brake cylinder
   Amplifier of brakes
   Check of the amplifier of brakes
   Regulator of brake forces
   Repair of a hydraulic drive of brakes
   Pumping of brake system
   List of malfunctions
+ Anti-blocking system of brakes
+ Wheels and tires
+ Body electrosystem
+ ignition System
+ Lighting
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ body Elements
+ Search of malfunctions
+ Specifications

Check of brake mechanisms

Continuous check


  1. For a start carry out complete braking for «speed of the pedestrian».
  2. On a trace on the road you will see even in the presence of ABS, whether evenly work brakes.
  3. To execute the same check with the parking brake.
  4. The equal site is necessary for check of action of brakes on higher speed for you.
  5. Now brake at first softly, and then it is sharp to a stop, for the speed approximately in 50 km/h at the released steering wheel, but in a ready state immediately it to pick up.
  6. If the car pulls aside, means, are faulty either brakes, or a running gear. The reasons look in the list of malfunctions at the end of head.
  7. Try movement nakaty on a weak hill to establish, wheels how easily go.
  8. After a trial trip check a hand:
  9. Whether
  10. the wheel disk on the one hand more strongly, than with another heated up?
  11. The clamped support of the disk wheel brake mechanism, tyazhelokhodny back drum-type brake mechanisms can be the reasons (where they stand) or the damaged bearing of a nave of a wheel.