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)
   + 2,3-liter 5-cylinder engine (98 kW)
   + 2,6-liter 6-cylinder engine (110 kW)
   - Additional equipment
      Electronic system of injection, lambda probes
      Electronic system of injection, relay of the fuel pump, fuel pump
      System of locks with the central management, illumination of salon with a delay and illumination of a cosmetic mirror
      System of locks with the central management, illumination of salon with a delay of shutdown and illumination of cosmetic mirrors
      Power windows
   + 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





Additional equipment

Electronic system of injection, lambda probes

Colors of wires: there is h sw, br – to, li – l, ro – кр, gr – ср, bl – сн, gl – з, gl/ro – z/kr, sw/gr – h / ср, sw/ge – h/, ge – gl/bl – z/sn, br/ge – to/, sw/bl-of the h / сн.

G4 – the ignition moment sensor
G28 – the rotation frequency sensor
G39 – a lambda probe
G62 – the sensor of temperature of cooling liquid
G108 – a lambda probe of II
J192 – the control unit of multipoint injection
L71 – the idling stabilization valve
S27 – a safety lock in a compartment for additional safety locks (engine management of I – electronic system of ignition)
T1a – one-contact shtekerny connection, in a motor compartment on the right
T1r – one-contact shtekerny connection, in a motor compartment on the right
T3l – three-contact shtekerny connection of black color, for the ignition moment sensor
T3m – three-contact shtekerny connection of gray color, for the rotation frequency sensor
T5 – five-contact shtekerny connection of black color, a shtekerny block in the additional block of the relay

T5h – five-contact shtekerny connection of red color, behind the dashboard at the left
Z19 – heating a lambda probe 1
Z28 – heating a lambda probe 2
(83) – connection on "weight" (case) – 1, in an electrochain of a motor compartment on the right
(124) – connection on "weight" (case), in an electrochain of a motor compartment on the right
(D9) – the positive connecting line (15) through a safety lock 27 in an electrochain in front on the right
(D10) – the positive connecting line (30) in an electrochain in front on the right








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