Audi A4 with 2001- 2005 of release.
1. Operation and car maintenance service
1.1. The general data
1.2. Keys, locks of doors
1.3. Controls, a combination of devices and the equipment of salon of the car
1.4. Seats and means of passive safety
1.4.1. Mechanical adjustment of forward seats
1.4.2. Electric adjustment of forward seats
1.4.3. A memory of position of a seat of the driver (the car with the electric drive of seats, a memory)
1.4.4. Headrests
1.4.5. An armrest
1.4.6. A steering column
1.4.7. Means of passive safety
1.4.8. Pyrotechnic преднатяжители seat belts
1.4.9. System of pillows of safety
1.5. Air-conditioning and heating
1.6. Driving and car service
2. The engine
3. Transmission
4. A running gear
5. The steering mechanism
6. Brake system
7. An onboard electric equipment
8. A body
9. Electric equipment schemes
 




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1.4.8. Pyrotechnic преднатяжители seat belts

Action principle
Safety of the fastened driver and passengers raises, in addition to system of pillows of safety, натяжителями the belt tapes, located on mechanisms of automatic retraction of seat belts with three-dot fastening.
The system works at dangerous face-to-face collisions from gauges. Thus fastened belts with three-dot fastening automatically stretch.
At stronger collisions safety pillows in addition reveal. Натяжители tapes of belts do not work at back collisions and car overturning.

ATTENTION
All works in system, and also dismantle and installation of its components owing to carrying out of other repair operations to carry out only at the specialised enterprise.
Protective action of system suffices only on one failure. After operation натяжителей tapes of belts the system натяжителей is subject to replacement.

THE NOTE
Натяжители tapes of belts do not work at easy face-to-face, lateral and back collisions, in case of car overturning, and also at failures without influence of great strengths in front.
At operation натяжителей tapes of belts the smoke is allocated. The smoke does not testify to car fire
.


1.4.7. Means of passive safety

1.4.9. System of pillows of safety