Audi A4

Since 1994 of release

Repair and car operation


Audi А4
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ Exhaust system
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and channels всасывания
+ Injection system
+ Coupling
+ Transmission and the main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tyres
- The electrotechnical equipment
   The minus is connected to weight
   The help for orientation in the electrotechnical equipment of the car
   Wires
   Connections of wires
   The central switching knot
   Support of additional relays
   Box for electronics
   The relay and management blocks
   The switching relay
   H-contact of the relay of unloading
   The table of the relay and management blocks
   Safety locks
   The table of safety locks
   + Electric schemes
   + The accumulator
   + The generator
   + Starter
+ Ignition system
+ Illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics









The table of the relay and management blocks

Ahead under the average console (here it is dismantled) there is a block of management of a pillow of safety (arrow) with a blow sensor control.

Assembly position of additional blocks of management:

At the left: the block of management (arrow) of heating of a door-lock is in a door of the driver.

On the right: the block of management (arrow) of system of antiblocking is established under a back seat.

In the central switching knot

Nest
Designation
1
 H-contact of the relay of unloading
2
The relay of a sound signal
3
The relay of system of clearing of headlights
4
The relay of an automatic transmission and crosspiece of a mechanical transmission
5
The relay of system of washing/clarification of glasses
6
The relay of the fuel pump

On a 8-seater support of additional relays

Nest
Designation
1
 The relay of deenergizing of an antifog lantern (in the presence of coupling with the trailer)
2
The relay of the electric fan of a radiator (total power)
3
The relay of the electric fan of a radiator (1st step)
4
The management block window lifterами with the electric drive

The management block window lifterами with the electric drive

Nest
Designation
3
The relay of electromagnetic coupling (in climatic installation)
4 + 5
The block of management of the control lamps (the automatic control)
10
The relay of antifog headlights
11 + 12
The management block откидыванием mirrors of the external review