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)
      Hall's sensor, transformer of high voltage, distributor of ignition, spark plug
      Switch of ignition and starter, unloading relay of contact of X, damping of the 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 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 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 (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





Combination of devices, voltage stabilizer, control of cooling liquid, indicator of amount of fuel, speedometer

G1 – the indicator of amount of fuel
G3 – the indicator of temperature of cooling liquid
G21 – a speedometer
G22 – the speedometer sensor
J6 – the voltage stabilizer
K1 – the indicator of driving beam of headlights
L10 – a bulb of illumination of a combination of devices (6kh)
T10 – ten-contact shtekerny connection of black color, a shtekerny block in the additional block of the relay
T26 – twenty-six-contact shtekerny connection of yellow color, in a combination of devices
T26a – twenty-six-contact shtekerny connection of blue color, in a combination of devices
(81) – connection on "weight" – 1 in an electrochain to the dashboard

(83) – connection on "weight" – 1 in an electrochain ahead on the right
(A42) – the connecting line (the indicator of amount of fuel) in an electrochain to the dashboard
* only at all-wheel drive models
F1 – the switch with a hydraulic actuator (1,8 bars)
F9 – the switch of a signaling device of the parking brake system
F12 – contact of control of the starting arrangement
F14 – the control switch of temperature of cooling liquid (too high temperature)
F22 – the switch with a hydraulic actuator (0,3 bars)
F34 – alarm contact of level of brake fluid
F66 – the switch of the indicator of cooling liquid
G2 – the sensor of the indicator of temperature of cooling liquid
G14 – the voltmeter








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