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)
   + 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





Table of safety locks

Number
The connected consumers
Ampere
1
Fog lights, back fog lights
15
2
Alarm light system
15
3
Sound signal, the warmed seats
30
4
Hours, illumination of a luggage compartment, a cosmetic mirror, a lamp for reading, the socket/lighter, the onboard computer, the full-automatic conditioner, radio, system of autocheck (Auto-Check-System)
15
5
Second step of speed of the fan of the cooling system
30
6
Right back marker light, forward marker light
5
7
Left back marker light, forward marker light
5
8
Driving beam of the right headlight, indicator of a driving beam
10
9
Driving beam of the left headlight
10
10
Passing beam on the right, engine of regulation of a tilt angle of headlights on the right
10
11
Passing beam at the left, engine of regulation of a tilt angle of headlights at the left
10
12
Combination of devices, backing headlight, system of autocheck (Auto-Check-System), AKP, blocking of differential, the on-board computer, system of regulation of speed of the movement, bulb of illumination of salon with a switching off delay, an electronic thermoswitch, functioning of the fan of the cooling system after termination of work of the engine
15
13
Fuel pump
15
14
Bulb of illumination of registration plate, lighting of devices, illumination of a motor compartment, illumination of a ware box, automatic conditioner
5
15
Indexes of turn, screen wipers, the pump of system of washing of glasses, heating of nozzles of system of washing of glasses, the cooling system fan (the control unit of turning on of the fan of the cooling system after termination of work of the engine), the conditioner
25
16
Heating of back glass, heating of external rear-view mirrors
30
17
Fan, automatic conditioner
30
18
Electric regulation of external rear-view mirrors, washer of the back flew down (station wagon)
5
15
19
System of locks with the central management, heating of cylinders of the mechanism of opening of doors, the alarm system
10
20
The first step of the fan of the cooling system, turning on of the fan after termination of work of the engine
30
21
Independent diagnostics / connection of the diagnostic unit
10
22
It is free

Power windows, the electric hatch and electric adjustment of a seat are supplied with automatic safety locks which after malfunction elimination automatically join again. Safety adapters are to the left of the additional block of safety locks under the dashboard at the left.

Number
The connected consumers
Ampere
23
It is free
24
It is free
25
Heating lambda probe
5
26
Trailer socket
30
27
System of ignition/injection
10
28
System of ignition/injection
10
29
Stoplight
10
30
31
System of regulation of speed of the movement in combination with an automatic transmission, ABS, blocking of differential
5
15
32
System of ignition/injection
10

Safety locks 27 and 28 are supplied with a plastic cover of red color with an inscription of "Motor/Moteur".