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
   Sequence of search of malfunctions
   Visual check
   Cause of a failure — electrosystem
   Cause of a failure — ignition system
   Cause of a failure — system of giving of fuel
+ Specifications



Cause of a failure — electrosystem

  • Indicators on the instrument panel do not burn or do not blink at the included ignition: a full discharge of the storage battery or the departed plugs of the accumulator.
  • Indicators die away at starter inclusion: the storage battery was considerably discharged or it has already developed a resource or in a starter межвитковое short circuit.
  • Light of indicators becomes more dim at key turn; the starter is not turned: the involving relay клинит or it is faulty; probably, the starter is faulty.
  • At turn of a key indicators burn or blink normally; the starter is not turned: defect of contact of the plug 50 in the ignition lock, weak contact in conducting to the plug 50 on the involving relay, or the involving relay is faulty.








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