Service of Audi A4 from 2001 to 2005 release.
1. Operation and maintenance of the car
1.1. General information
1.2. Keys, locks of doors
1.3. Governing bodies, combination of devices and equipment of interior of the car
1.3.1. Central console
1.3.2. Control lamps of a combination of devices
1.3.3. Information system of the driver (FIS)
1.3.4. Control system of malfunctions
1.3.5. On-board computer
1.3.6. The air pressure control system in tires
1.3.7. System of lighting
1.3.8. Illumination of salon
1.3.9. Screen wipers
1.3.10. Mate rear-view mirror
1.3.11. External mirrors
1.3.12. Equipment of salon
1.4. Seats and means of passive safety
1.5. Conditioning and heating
1.6. Driving and service of the car
2. Engine
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body
9. Schemes of electric equipment
 




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1.3.7. System of lighting

Inclusion of parking fires
Turn light switch in situation (fig. 1.72).

Fig. 1.72. Light switch on the dashboard



Inclusion of passing or driving beam
Turn light switch in situation.
Wring out the lever switch of driving beam forward.

Light switching off
Turn light switch in situation 0.
Passing beam burns only at the included ignition. During launch of the engine and after switching off of ignition there is an automatic switching to parking fires.
In some export modifications in addition to parking fires passing beam of the lowered brightness burns.
In some cars at the turned-on parking light or light of headlights near the switch of light the symbol lights up.

NOTE
After extraction of a key from the ignition lock at not turned off light and an open door of the driver the buzzer signal is distributed.
In cold or damp weather perhaps temporary fogging of forward headlights, headlights of a backing and lamps of the index of turn. This physical phenomenon does not influence durability of lighting devices of the car. At the turned-on light, headlights through short time are exempted from fogging.

The automatic light of headlights (operated by a sensor)
Depending on external illumination in position of the AUTO switch the light of headlights joins/is turned off.

Fig. 1.73. Light switch


The passing beam operated by a sensor on the properties corresponds to light of headlights (fig. 1.73).

Inclusion of function of light of headlights
Turn light switch in the provision of "AUTO".

Switching off of function of light of headlights
Turn light switch in situation 0.
In the provision of "AUTO" in the switch of light the corresponding symbol burns.
In case of automatic inclusion of light of headlights passing beam, parking light, back lamps and illumination of registration plate lights up.
Automatic light of headlights allows to use a funkiiya of driving beam also. At the same time it must be kept in mind one restriction: if during the day, at the turned-on automatic light, for example after the movement in a tunnel, driving beam did not switch on near, then at the subsequent automatic inclusion of light only passing beam will burn. For inclusion of function of driving beam it is necessary to return the handle of inclusion of driving beam in a starting position in the beginning, and then again to otozhat the handle forward.
The switch of light it is possible in the manual mode and further to turn on parking fires, the light of headlights, fog lights and a back fog light.
The light sensors mounted in the case of an internal rear-view mirror control external illumination. In case of decrease in external illumination (for example, at the movement in a tunnel) is lower than the value established at the plant manufacturer automatically the light of headlights is turned on. At the subsequent increase in external illumination passing beam is automatically turned off.

ATTENTION
Automatic light of headlights performs finally support function and does not exempt the driver from need to control light of headlights and to include it in the manual mode according to conditions of light and visibility. For example, light sensors cannot identify fog and a rain. Therefore in these weather conditions, and also at the movement in the dark always turn on the light of headlights.

When using of the above described lighting device observe requirements of traffic regulations.

NOTE
If function of automatic light of headlights is included, then after switching off of ignition passing beam, and after extraction of a key from the ignition lock (also parking light) is turned off.
Do not place on a windshield before a sticker sensor to exclude violation / refusal of function of automatic light of headlights and automatic shielding of a mirror.
About malfunction the alarm symbol in a combination of devices signals.

Fog lights
The switch of light also fog lights join.

Inclusion of fog lights
Turn light switch without calling on a symbol.
Turn light switch in situation in the beginning or.
Then extend light switch to the first fixed situation 1.
At the included fog lights near the switch the symbol lights up.

Back fog light
The switch of light also back fog light joins.
Turn light switch without calling on a symbol.
Turn light switch in situation in the beginning or.
Then extend light switch to the second fixed situation 2. The back fog light joins.
At the included back fog light near the switch symbols shine and.
At operation of the trailer with a back fog light of the car with the traction coupling device of a factory complete set only the back fog light of the trailer automatically joins.

The Coming-/Leaving-Home function (the car with light sensors)
The Coming-/Leaving-Home function serves for illumination of space around the car in the dark. At the same time fog lights, parking fires, back marker lights and illumination of registration plate join.

Function inclusion

Fig. 1.74. Switch "/-/Leaving-Home"


Press and release the button (fig. 1.74). The button is deblocked.
Turn the button in situation 1.
In conclusion wring out the button in a starting position.

Function switching off
Press and release the button. The button is deblocked.
Turn the button in situation 0.
In conclusion wring out the button in a starting position.
Control of the function "/-/Leaving-Home" is exercised through light sensors located in the case of an internal rear-view mirror. The system is ready to work when performing the following conditions:
– the button is in situation 1;
– the light of headlights and ignition is turned off;
– dark conditions of lighting, sensors do not identify or identify only insignificant brightness.

Coming-Home function
At the included system and darkness right after opening of a door of the driver the corresponding external lamps join.
If any door / luggage carrier is open, external lamps remain included in a maximum within 2 min.
For lighting of the road external lamps remain included still approximately during 30 from later closing of all doors and a luggage carrier.
Duration of inclusion established at manufacturer can be changed if necessary at the specialized enterprise. The maximum duration of inclusion can make 60 pages.

Leaving-Home function
When unlocking the car the button in a radio key the corresponding external lamps join.
External lamps are switched off automatically when opening a door of the driver or at the subsequent automatic locking of the car later 60 pages.

NOTE
It is possible to leave the function "/-/Leaving-Home" constantly included. However control of system is exercised through light sensors and therefore it works only in dark conditions of lighting.
Especially at the movement on short distances in dark time with constantly included function "/-/Leaving-Home" load of the rechargeable battery increases. For the purpose of sufficient accumulator charging of the car the movement on longer distances is necessary from time to time.
At the included funtion "/-/Leaving-Home" after inclusion of ignition are switched off the burning fog lights.

Lighting of devices
Brightness of devices, displays and lighting of the central console is regulated only at the turned-on light.

Fig. 1.75. Command keys lighting of devices



For increase in brightness press the + button.
For reduction of brightness press the - button.
At inclusion of ignition it is possible to regulate brightness of a background of indexes (arrows) of a combination of devices.
Besides, at the turned-on light pressing of the "+" and "-" buttons it is possible to regulate brightness of devices, displays and lighting of the central console.

Regulation of a tilt angle of headlights

Fig. 1.76. Regulator of a tilt angle of headlights



At the turned-on passing beam it is possible to bring into accord range of light of headlights with the actual loading of the car.
Deblock the button its pressing.
For regulation of a light cone turn the button in required position.
In conclusion, in order to avoid the imprudent shift of a light cone, wring out the button in a starting position.

Provisions of the regulator
Noted provisions of the regulator approximately correspond to the following options of loading of the car:
0 – in the car the driver and the forward passenger, a luggage carrier is empty;
1 – all places are taken, the luggage carrier is empty;
2 – all places are taken, the luggage carrier is loaded;
3 – the driver's seat is taken, the luggage carrier is loaded.

Dynamic regulation of a tilt angle of headlights (cars with xenon light)
At inclusion of ignition and during the movement of the car to xenon light there is an automatic control of a tilt angle of headlights according to loading and the mode of the movement (for example, at dispersal, braking).
About malfunction the alarm symbol in the control system of malfunctions of the car signals.

Light of headlights for the movement in the afternoon (DRL)
The light of headlights for the movement is turned on automatically at inclusion of ignition in the afternoon.

Function inclusion

Fig. 1.77. The switch of light of headlights for the movement in the afternoon


Press and release the button. The button is deblocked (fig. 1.77).
Turn the button in situation 1.
In conclusion wring out the button in a starting position.

Function switching off
Press and release the button. The button is deblocked.
Turn the button in situation 0.
In conclusion wring out the button in a starting position.
Thanks to this function it is possible to switch on and off light of headlights for the movement in the afternoon. If function is included, then at inclusion of ignition light of headlights for the movement automatically lights up in the afternoon.

"Audi adaptive light" (rotary light)
When passing turn the respective section of the road is better lit.
Advantage of rotary light consists in the best lighting of the site of turn and the region of the carriageway. Control of dynamic rotary light is exercised automatically depending on the speed of the movement and turn of the operated wheels.
When passing turns management of light of headlights happens depending on turn of the operated wheels. In order to avoid education in front of the car of the dark site both main headlights shine under different corners.

NOTE
The system works at a car speed, beginning approximately from 20 km/h.

Alarm light system
The alarm light system has to in dangerous situations draw the attention of other participants of traffic to your car.
For inclusion or switching off of the alarm light system press the switch (fig. 1.78).

Fig. 1.78. Switch of the alarm light system


At the switched-on alarm light system all lamps of indexes of turn at the same time blink. Besides, the control lamp in the switch blinks, and also arrows of indexes of turn in a combination of devices blink. The alarm system works also at the switched-off ignition.
At accident with disclosure of safety cushions the alarm light system turns on automatically.
Lever switch of indexes of turn and switch of driving beam
The lever switch of indexes of turn and the switch of driving beam also parking fires and a light signal join.

Indexes of turn

Fig. 1.79. Lever switch of indexes of turn and switch of driving beam


For inclusion of the right indexes of turn wring out the lever against the stop up, and for inclusion of the left indexes of turn against the stop down (fig. 1.79).
Wring out the lever up or down to a point of resistance and hold it. When keeping the lever the corresponding indexes of turn work, for example, when changing a lane.
At push-up of the lever to a point of resistance and its subsequent otpuskaniye the triple short blinking signal is given.

Driving beam
For inclusion of driving beam wring out the lever forward.
For switching off of driving beam take away the lever back in a starting position.

Light signal
For inclusion of a light signal delay the lever to a steering wheel.

Parking fire
Switch off ignition.
For inclusion of the right parking fires take away the lever up, and for inclusion of the left parking fires take away the lever down.

Functional features
Indexes of turn work only at the included ignition. At the included indexes of turn in a combination of devices also corresponding control lamp blinks.
After an exit from turn indexes are switched off automatically.
Driving beam can be turned on only at the turned-on passing beam. At the same time in a combination of devices the control lamp lights up.
The light signal burns at procrastination and keeping of the lever, and also at the turned-off light. At the same time in a combination of devices the control lamp of driving beam lights up.
At the included parking fires headlights and back lamps of the lowered brightness of the relevant party of the car burn. Parking fires burn only at the switched-off ignition.

ATTENTION
To turn on driving beam or a light signal only provided that dazzle of other participants of traffic will not result.


1.3.6. The air pressure control system in tires

1.3.8. Illumination of salon