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
+ Ignition system
+ Illumination
- The alarm equipment
   Check of system of indexes of turns and the alarm system
   Check of fires of stoplights
   The help at malfunctions
   Check of a small horn of a sound signal
   Light signal
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics



Check of a small horn of a sound signal

Both small horns of a sound signal (1 and 2) are established on the right ahead behind a bumper. They become accessible after dismantle of the bottom facing of an impellent compartment.

The constant control

If ignition is included, by pressing a small horn plate in a steering wheel, the double sound signal should sound. Small horn contact creates connection with weight in an electric chain of management of the relay of a small horn of a sound signal (the head the Electrotechnical equipment). Current giving to the relay is carried out from the plug 75 locks of ignition which submits power supplies only at the included ignition. In the closed electric chain (i.e. at the pressed plate of a small horn of a sound signal) relay contacts become isolated, and on small horns of a sound signal the current on a wire in a black/yellow cover moves. Connection with weight is carried out on a brown wire.

The small horn of a sound signal is faulty?

 PERFORMANCE ORDER

  1. Dismantle the bottom facing of an impellent compartment (the head of the Detail of a body).
  2. Disconnect a wire socket.
  3. Dismantle a corresponding small horn of a sound signal.
  4. Connect to everyone штекерному to a socket of a small horn of a sound signal an auxiliary wire and connect them to plus and an accumulator minus.
  5. If it does not sound, the given small horn is faulty.
  6. It is possible to correct or return a gnashing or silent small horn of a sound signal to a life by rotation of the adjusting screw on a small horn underside.
  7. Bare the screw under заливочной in weight.
  8. After adjustment again tightly close the screw заливочной in weight.