Audi 80/Avant (B4)

since 1991-1995 of release

Repair and car operation

Audi 80/Avant
+ Technical specification
- Engines
   Basic elements
   Greasing system
   Case ventilation
   Visual check of the engine
   Running in of the new engine
   Engine service life
   Nominal and maximum frequency of rotation
   Restriction of frequency of rotation
   Measurement of pressure of compression
   List of malfunctions
   Provorachivaniye of the engine
   Hydraulic pushers
   Works on the GRM gear belt
   List of malfunctions
   Removal and installation of a head of the block of cylinders
   Removal and engine installation
+ 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
+ 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

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List of malfunctions

Laying of a head of the block of cylinders

 Malfunction signs
And Level of cooling liquid constantly decreases Cooling liquid in very small amounts gets to combustion chambers. It can last a long time without emergence of other symptoms. Other reason: leakage of system of cooling
In At working temperature behind the car the white loop, high loss of water lasts Cooling liquid in large numbers gets to combustion chambers, evaporates there and leaves as a white loop through an exhaust pipe
With the open compensatory tank at the working engine leaves vials of air or when opening a cover there is rather large amount of cooling liquid The fulfilled gases get to system of cooling. From an opening of a compensatory tank smells as exhaust gases
D On a surface of cooling liquid appears sparkling all flowers of a rainbow or a black film Oil gets to system of cooling from system of greasing of the engine
Е On the extended control index of level of oil an emulsion of gray or brown color, in oil water vials Cooling liquid got to system of greasing. Attention: water in the engine can cause bearing damages. It is necessary to replace immediately (independently or in a workshop) laying of a head of the block of cylinders. Not to get any more the engine; to deliver the car in a workshop on the wrecker.