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
   Minus to "weight"
   Orientation in the electrical system
   Wires
   Plug connections
   Central switchboard
   Additional block of the relay
   Relay and control units
   Unloading relay of contact of X
   Safety locks
   Table of safety locks
   Electric circuits
   + Full electrical circuitry of the Audi 80 car: 2-liter 4-cylinder engine (66 kW)
   - 2-liter 4-cylinder engine (85 kW)
      Electronic system of injection, lambda regulation, regulation on a detonation
      Electronic system of injection, relay of the fuel pump, fuel pump
      Electronic system of injection, system of ignition
   + 2,3-liter 5-cylinder engine (98 kW)
   + 2,6-liter 6-cylinder engine (110 kW)
   + Additional equipment
   + Rechargeable battery
   + Generator
   Check of a condition of a maple or polilinovy belt
   Tension of a maple belt
   Tension of a maple or poliklinovy belt
   The belt torn maple
   Engine overheat because of damage of a maple belt
   Review of maple and poliklinovy belts
   Replacement of a maple belt
   List of malfunctions
   Starter
   List of malfunctions
+ System of ignition
+ Lighting
+ Signaling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications





Electronic system of injection, system of ignition

(G4) – the connecting line in an electrical wiring – vpryskny nozzles
* – code plugs are not occupied
G40 – Hall's sensor
G62 – the sensor of temperature of cooling liquid
G69 – a potentiometer of a butterfly valve
J169 – the Digifant control unit
L17 – the starting electromagnetic valve
L71 – the idling stabilization valve
L80 – the electromagnetic valve of 1 system of a tank with absorbent carbon (pulse)

L152 – the transformer of high voltage
O – ignition distributor
P – tips of wires of spark plugs
Q – spark plugs
S27 – a safety lock in a compartment of additional safety locks (engine management of I – for electronic system of ignition)
(83) – connection on "weight" (case) – 1, in an electrochain in front on the right
(94) – connection on "weight" (case) – 1, in Digifant electrochain
(D9) – the positive connecting line (15) through a safety lock 24 in an electrochain in front on the right








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