Audi A4

since 1994 of release

Repair and car operation



A4 Audi
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ exhaust System
+ cooling System
+ Fuel tank and fuel pump
+ Air filter and absorption channels
+ injection System
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
+ Electrotechnical equipment
+ ignition System
+ Lighting
+ Alarm equipment
- Tools and devices
   Check of control tools and bulbs
   The combined device
   Speedometer
   Tachometer
   Hours
   Indicator of amount of fuel
   The indicator of temperature of cooling liquid
   Auxiliary devices
   Control bulbs above in the combined device
   Control bulb of cooling liquid
   Control bulb of level of brake liquid
   Control bulb of pressure of oil
   Control bulb of indexes of turns
   Control bulbs in devices of a round form (and nearby)
   Control bulb of indexes of turn on the trailer
   Control bulb of ASR
   Control bulb of the lock of ignition
   Control bulb of headlights of a driving beam
   Control bulb of a safety cushion
   Control bulb of ABS
   Control bulb of the parking brake
   Control bulb of a battery charging
   System of autocontrol of the car
   Switches
   Ignition lock
   Check of switches
   Alarm buzzer of lighting
   Lighter
   Warmed back glass
   Check of screen wipers and stekloomyvatel
   Engine of screen wipers
   The help at malfunctions
   The liquid gulf for washing of glasses
   System of washing of headlights
   Mirror adjustment with the electric drive
   Central lock
   Window regulators with the electric drive
   Sliding/demountable roof with the electric drive
   Radio receiver
   The aerial on back glass
+ Heating and ventilation
+ body Details
+ Salon
Search of malfunctions
Technical characteristics





Switches

Dismantle of the lever switch, 1st stage: after weakening of two screws with crosswise heads (2 and 3) the top facing of a steering column (1) acts in film.


Dismantle of the lever switch, 2nd stage: weaken screws with crosswise heads (3, 4, 5) and the TORX (1) screw to dismantle the bottom facing of a steering column. 2–opening of one of fixing screws of the top facing.


Dismantle of the lever switch, 3rd stage: after weakening of a bolt of TORX (1) it is possible to remove back an element (2) of the lever switch.


Dismantle of the lever switch, 4th stage: the switch (1) lights/indexes of turns can be disconnected from the switch of screen wipers (2) after weakening of the screw shown by an arrow.


Dismantle of the keyboard switch, 1st stage: the press button (2) wring out a thin screw-driver (arrow). Protect a control panel a strip of a sticky tape (1).


Dismantle of the keyboard switch, 2nd stage: put flat-nose pliers on edge of the switch, take out the switch. Press switches are fixed by spring clips (1 and 2).


The dismantled decorative panel of the door handle (5) with switches: 1, 2 and 4 – switches of window regulators with the electric drive; 3–the blocking switch. Shooters – the fixing clips of the switch which are taking out from grooves by a screw-driver.


On the forward end of the decorative panel of the door handle (1) the switch (2) adjustments of a mirror with the electric drive settles down. From the forward party it is taken out from grooves by a screw-driver, behind it is necessary to deblock two latches (3).

Lever switches

Lever switches under a steering wheel act in film after is weakened

 PERFORMANCE ORDER

  1. Dismantle a steering wheel (head the Suspension bracket of wheels and a steering).
  2. Dismantle the top facing of a steering column; for this purpose unscrew from below two screws with crosswise heads and remove a facing detail above.
  3. Dismantle the bottom facing of a steering column; for this purpose near a steering column unscrew three other screws with crosswise heads and from below weaken TORX bolt.
  4. Open a clamp of a steering column, cast away down facing. Or completely to remove facing, unscrew the handle of a clamp of a steering column.
  5. Above behind on cases of switches weaken TORX bolt a little, but do not unscrew it completely.
  6. Take out an element of the lever switch.
  7. Remove all switches.
  8. If it is necessary to replace one switch, weaken the screw with a crosswise head and disconnect one switch.

Keyboard switches

Keyboard switches and control handles with similar cases are in Audi under average nozzles of an air outlet in a control panel. Dismantle:

 PERFORMANCE ORDER

  1. Method 1: wring out the switch button a thin screw-driver from the switch. Protect a control panel a strip of a sticky tape.
  2. Put flat-nose pliers on edge of the switch and take out the switch.
  3. Disconnect the mnogoshtyrkovy socket.
  4. Method 2: a blind cap wring out a screw-driver to get access from below to the nearby switch.
  5. Squeeze out the switch from an assembly opening from below.
  6. Disconnect the mnogoshtyrkovy switch.

Illumination of switches

Bulbs for illumination of switches and symbols cannot be replaced separately; all switch should be replaced.

Switches of window regulators and adjustment of mirrors

In the decorative panel of the left handle of a door switches of window regulators with the electric drive and adjustments of mirrors take place. In other door handles there are only separate switches. Dismantle at doors of the driver:

 PERFORMANCE ORDER

  1. Dismantle a door upholstery (head of the Detail of a body). Remove a sound-proof film.
  2. Switch of window regulators: insert a narrow screw-driver or a blunt knife behind between the block of switches and a frame.
  3. Fixing clips on cases of switches are in such a way taken out from grooves.
  4. Take out the switch block.
  5. The blocking switch of back window regulators is taken out from grooves in the same way. Both fixing clips are on the narrow parties of the switch.
  6. Switch of adjustment of a mirror: dismantle same as at the switch of window regulators, but it is necessary to deblock two latches in addition.