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 electroscheme 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 (110kvt)
   + Additional equipment
   + 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
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ body Elements
+ Search of malfunctions
+ Specifications





Electronic system of injection, relay of the fuel pump, fuel pump

G19 – an air flowmeter potentiometer
J17 – the relay of the fuel pump
J169 – the Digifant control unit
L30 – a vpryskny nozzle, the cylinder 1
L31 – a vpryskny nozzle, the cylinder 2
L32 – a vpryskny nozzle, the cylinder 3
L33 – a vpryskny nozzle, the cylinder 4
S28 – a safety lock in a compartment for safety locks (engine management of II – a lambda regulation)
T2ae – two-contact shtekerny connection of green color, near throttle knot

T6d – six-contact shtekerny connection of black color, behind the dashboard (code plugs)
T10 – ten-contact shtekerny connection of black color, a shtekerny block in the additional block of the relay
(50) – point of "weight", luggage compartment at the left
(83) – connection on "weight" (case) – 1, in an electrochain of a motor compartment on the right
(94) – connection on "weight" (case) –1, in Digifant electrochain
(A27) – the connecting line (a high-speed signal), in an electrochain to the dashboard
9G3) – the positive connecting line in an electrical wiring – vpryskny nozzles