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)
      Electronic system of injection, vpryskny nozzles, system of ignition
      Electronic system of injection, system of ignition, regulation on a detonation
      Electronic system of injection, lambda probe
      Electronic system of injection, relay of the fuel pump, fuel pump
      Electronic system of injection, system of ignition
      2,8-liter 6-cylinder engine (128 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





Electronic system of injection, lambda probe

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

(A27) – the connecting line (a high-speed signal), in an electrochain to the dashboard
* – only at models with AKP
G4 – the ignition moment sensor
G28 – the rotation frequency sensor
G39 – a lambda probe
G42 – the sensor of temperature of inlet air
G62 – the sensor of temperature of cooling liquid
G108 – a lambda probe of II
J278 – the heating relay a lambda probe
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
T5h – five-contact shtekerny connection of red color, behind the dashboard at the left
Z19 – heating a lambda probe
Z28 – heating a lambda probe of II
83 – connection on "weight" (case) – 1–, in an electrochain in front on the right








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