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
+ System of ignition
+ Lighting
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ body Elements
+ Search of malfunctions
- Specifications
   Engine
   Cooling system
   Fuel supply system
   Fuel supply systems (continuation)
   Transmission
   Chassis
   Brake system
   Electrical system
   Filling volumes (in liters)
   Dimensions
   Plan of servicing

Fuel supply system

System of injection of Mono-Motronic
Marking of the engine	ABT
Fuel pressure with a rotation frequency in the idling mode	0,8 – 1,2 bars
The holding pressure after shutdown of ignition after 5 min.	min of 0,5 bars
Vpryskny nozzle
Nozzle resistance at an environment temperature (15 – 30 °C)	1,2 – 1,6 Ohms
Rotation frequency in the mode of idling (is not regulated)	750 – 1000/mines
The contents WITH (is not regulated)	0,2 – 1,2%
System of injection of Digifant
Marking of the engine	ABK
Fuel pressure with a rotation frequency in the idling mode
The disconnected vacuum tube	apprx. 2,5 bars
The connected vacuum tube	apprx. 3,0 bars
The holding pressure after shutdown of ignition after 10 min.	min of 2,0 bars
Vpryskny nozzle
Nozzle resistance	2 – 10 Ohms
Rotation frequency in the mode of idling (is not regulated)	820 ± 50 rpm
The content of carbon monoxide (it is measured in a CO measuring tube)	0,6 ± 0,4%
Level of height is over 300 m by 100 m of increase in height	ext. of 0,2%
System of injection of KE-III-Jetronic
Marking of the engine	NG
Pressure in system	6,1 – 6,5 bars
Difference of pressure
The plug is disconnected from pressure regulator	apprx. 0,3 – 0,5 bars pressure in system are lower
The plug is connected to pressure regulator (ignition is included)	apprx. 1,2 – 1,5 bars pressure in system are lower
The holding pressure after ignition shutdown
after 10 min.	min of 3,5 bars
after 20 min.	min of 3,4 bars
Vpryskny nozzle
Injection pressure	4,3 – 4,6 bars
Rotation frequency in the mode of idling (is not regulated)	720 – 860 rpm
The contents WITH (it is measured in a CO measuring tube)	0,1 – 1,1%