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
   Check of level of cooling liquid
   Frost resistance check
   Check of system of cooling on tightness
   Radiator
   Carving cover of a broad tank
   Thermostat
   List of malfunctions
   Water pump
   Maple belt of the water pump
   Fan of system of cooling
   Malfunctions of the fan of system of cooling
   List of malfunctions
+ Fuel tank and fuel pump
+ Air filter and airintaking channels
+ injection System
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ 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





List of malfunctions

Cooling system

 Malfunction
Reason
How to help
A.Indikator of temperature costs on the right at an emphasis, the control bulb blinks 1. Only the 4-cylinder engine: The belt is too poorly tense or torn by Klinova
2. It is not enough liquid in cooling system
3. A wire to the temperature indicator законтактирован with weight
4. The thermostat does not open access to cold water from a radiator (a radiator cold)
5. The fan of system of cooling does not turn on
6. The safety valve of a carving cover is faulty
7. The indicator voltage stabilizer is faulty
8. Hammered ламели a radiator
To check a tension of a maple belt or to replace it
To add
To disconnect a wire of the sensor of temperature, the arrow should return back, or the red bulb should go out, otherwise there was a short circuit on the case; to check passing of wires
To remove the thermostat and to continue movement without it or to cause the wrecker
To check (in a workshop) a cover, if necessary to replace
To replace
To clean a radiator
V.Indikator of temperature reacts very slowly, weak heatproductivity The thermostat is not closed completely, warmed-up cooling liquid too early passes through a radiator The thermostat to clean, if necessary to replace
The indicator of temperature remains in the bottom range, good heatproductivity 1. See А72 the Sensor of the indicator of temperature is faulty To replace