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
+ 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
   The engine
   Cooling system
   System of giving of fuel
   Systems of giving of fuel (continuation)
   The chassis
   Brake system
   Refuelling volumes (in litres)
   The servicing plan


Brake system

Brake system with the pedal
Drive in front
With 4 and 5-cylinder engines
The one-piston brake
The mechanism with floating скобой,
Ventilated brake disks
With engines capacity of 85 kw and above, and also with the engine capacity of 66 kw with АКП
With 6-cylinder engines
The two-piston brake mechanism with floating скобой, ventilated brake disks
Diameter of brake disks, mm
Thickness of brake disks new/minimum, mm
Ventilated disks: 22/20
Thickness of frictional overlays
New/minimum 14/2 (without a plate-holder)
13/2 (without a plate-holder)
Drum-type brake mechanisms behind
Drum-type brake mechanisms with internal колодками with automatic adjustment, firms Simplex
(Only cars with the engine capacity of 66 kw which have been let out to 10/92, equipped check points, without ABS)
Diameter of a brake drum
New/minimum, mm
Thickness of frictional overlays, minimum, mm
2,5 (without brake Pads)
Disk brake mechanisms behind
One-piston brake mechanisms with the automatic adjusting device for the brake mechanism of lay brake system
Diameter of brake disks, mm
Thickness of brake disks
New/minimum, mm
Thickness of frictional overlays new/minimum
12/2 (without a plate-holder)