Audi 80/Avant (B4)

since 1991-1995 release

Repair and operation of the car



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
+ System of injection
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Anti-blocking system of brakes
+ Wheels and tires
+ Body electrical system
+ System of ignition
+ Lighting
+ Signaling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
- Search of malfunctions
   Sequence of search of malfunctions
   Visual check
   Cause of failure — the electrical system
   Cause of failure — system of ignition
   Cause of failure — a fuel supply system
+ Specifications





Cause of failure — the electrical system

  • Indicators on the dashboard do not burn or do not blink at the included ignition: a full discharge of the rechargeable battery or the departed accumulator plugs.
  • Indicators die away at inclusion of a starter: the rechargeable battery was considerably discharged or it already developed a resource or in a starter mezhvitkovy short circuit.
  • Light of indicators becomes more dim at turn of a key; the starter is not turned: the involving relay klinit or it is faulty; perhaps, 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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