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
   Illumination check
   Spare lamps
   Replacement of lamps of headlights
   Headlight dismantle
   Check of adjustment of headlights
   Antifog headlights
   Lanterns of forward indexes of turns
   Back lanterns
   Lanterns of illumination of licence plate
   Lantern of illumination of salon
   Lanterns for control panel illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics

Lantern of illumination of salon

Under the general рассеивателем (4) lamps накаливания lanterns for reading (1 and 3), and also a lantern for illumination of salon (2) settle down.

At the dismantled lantern of salon (ослабьте two screws on an average reflector) on an underside become accessible switches (1 and 3) lanterns for reading and the switch (2) lanterns of salon.

Such door contact switch (1; here it is dismantled) is only on back doors under a rubber nozzle (2).

At the left: in cars with illumination of a mirror for a make-up it is possible to squeeze out cautiously the loose leaf of a mirror (1) of a frame of a sun-protection peak. Then will be visible the microswitch (2) and both софитные lamps (3 and 4) for mirror illumination.

On the right: according to devices the cartridge and a lamp накаливания form one constructive element. Here the bulb is unscrewed. By figure "1" the arrangement of the lassie for illumination of devices is shown, figure "2" designates 5 bulbs for illumination of the onboard computer and a control unit.


In Audi A4 management of functioning of a lantern of salon is carried out from the central lock: the block of management of the central lock influences work of a lantern of salon as follows:


  1. After the ignition key is taken out, the salon lantern flashes.
  2. At car opening salon illumination joins.
  3. At ignition inclusion, and also at closing of the car light is switched off.
  4. After closing of a door light burns still nearby 30 with but in the event that before it ignition joined or the central lock was put in action.
  5. If the door remains 4 mines opened more the salon lantern is disconnected.

Lamps of a lantern for salon illumination


  1. Cautiously wring out from grooves рассеиватель a lantern and then take out from the case a lantern.
  2. At installation крючочки on an underside in the beginning insert into cut in a roof.
  3. Take out софитную a lamp (10 Vt, length of 41 mm) from a cartridge.
  4. At the combined lantern for reading take out from a cartridge a lamp with a glass socle (5 Vt).

The door contact switch of a lantern for salon illumination

On forward doors in Audi А4 there are no traditional door contact switches more. Instead of them contact is integrated into a servomotor of the central lock doors are closed.

Business in another way is with back doors: here in a doorway the traditional contact switch is established. It sends a direct signal about door position to the block of management of the central lock as it does contact of forward doors. Infringements in work of this switch arise when:

  • Press the switch pin gets jammed in directing or it will drive. Replace the switch;
  • The wire socket has fallen off the switch. That the socket kept is better, slightly bend it and again insert;
  • Contact surface of the switch with the fixing screw or socket contacts were oxidised. Remove a layer oxide an emery paper or a sharp screw-driver.

The door contact switch is screwed on a door pillar only by one screw with a crosswise head. That it to dismantle, remove a rubber nozzle, unscrew the screw and take out the switch.

Back lanterns for reading

Just as forward lanterns for reading, back lanterns can be established in position of lanterns of illumination of salon at the expense of change of position of the switch, therefore the back part of salon too has benefit from management of salon illumination. Replacement of lamps:


  1. Insert a screw-driver into dredging sideways on the case of a lamp and cautiously wring out a lamp.
  2. After lamp replacement накаливания again insert the lamp case – in the beginning that party, where a wire.

Illumination of a mirror for a make-up


  1. Cautiously squeeze out the loose leaf of a mirror from a frame of a sun-protection peak.
  2. Take out the given lamp накаливания from a cartridge.
  3. Insert a new lamp.

Lantern for luggage carrier illumination

Both lanterns for luggage carrier illumination settle down at the left in lateral facing of a luggage carrier, and also – is a little latent – in a cross-section guard under back glass.


  1. Open a cowl.
  2. Insert a screw-driver into dredging sideways in the case of a lamp and cautiously wring out a lantern.
  3. After lamp replacement накаливания (софитная a lamp of 5 Vt, length of 36 mm) again insert the lamp case – in the beginning that party, where a wire.

Lantern for illumination of an impellent compartment


  1. Slightly squeeze a lantern plafond on the right and at the left and remove it.
  2. At 10-vattnoj bulbs байонетное connection.