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)
      Hall sensor, transformer of a high voltage, distributor of ignition, spark plug
      Switch of ignition and starter, unloading relay of contact of X, damping of a fuel tank
      The fan for cooling liquid, a thermoswitch for the fan
      Headlights, parking light, back marker lights, braking signal, backing headlight
      Lighting switches, switches of a passing beam of headlights, light signal driving beam of headlights and parking light
      Illumination of a ware box, illumination of a luggage compartment, illumination of registration plate, illumination of a motor compartment
      System of the blinking indexes of turn and the alarm light system
      System of screen wiper/washing, system of cleaning of headlights, the warmed windscreen washer nozzles, a sound signal
      Combination of devices, tachometer, digital watch, lighting regulator
      Combination of devices, voltage stabilizer, control of cooling liquid, indicator of amount of fuel, speedometer
      Combination of devices, system of minicheck (mini-check-system), control of pressure of oil, control of cooling liquid
      Fog lights, fog back lamps, control of a parking light
      System of ventilation of salon, lighter
      Door switch of lighting, illumination of salon, cosmetic mirror
      Heating of back glass, radio
   + 2-liter 4-cylinder engine (85 kW)
   + 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





Fog lights, fog back lamps, control of a parking light

(A24) – the connecting line (control of brake system) in an electrochain to the dashboard
(A45) – the connecting line (a rotation frequency signal) in an electrochain to the dashboard
E7 – the switch of fog lights
E18 – the switch of a fog back lamp
J5 – the relay of fog lights
* K4 – the indicator of a parking light
L20 – a lamp of a fog back lamp
L22 – a lamp of a fog light at the left
L23 – a lamp of a fog light on the right
T2l – two-contact shtekerny connection of black color, in a motor compartment at the left
T2m – two-contact shtekerny connection of black color, in a motor compartment on the right

T6b – six-contact shtekerny connection of black color, in a luggage compartment at the left
T10a – ten-contact shtekerny connection of black color, a shtekerny block in the additional block of the relay
T10b – ten-contact shtekerny connection of brown color, a shtekerny block in the additional block of the relay
(81) – connection on "weight" (case) – 1 in an electrochain to the dashboard
(98) – connection on "weight" (case) in an electrochain to a trunk lid
(119) – connection on "weight" (case) – 1 – in an electrochain to headlights
(A3) – the positive connecting line (58) in an electrochain to the dashboard
(A47) – the connecting line (55) in an electrochain to the dashboard
* – only for the cars which are exported to Italy