Audi A4, S4
Introduction
Controls and receptions of safe operation
Current leaving and service
The engine
Systems of cooling, heating and the air conditioner
Power supply systems, release and decrease in toxicity of the fulfilled gases
Systems of an electric equipment of the engine
Manual box of a gear change
Automatic transmission
Coupling, power shafts and differential
- Brake system
Specifications
Removal of air from brake system
Removal and installation of lobbies brake pads
Removal and installation pads brake mechanisms of back wheels
Check of a thickness of a brake disk
Removal and installation of a brake disk/support
Adjustment of a lay brake
Removal and installation of the switch of a stoplight
Removal and installation of a brake hose
Suspension bracket and steering
Body
Onboard electric equipment
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Specifications
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Separate characteristics are resulted also in the text of the Head and in case of compulsion of their performance are allocated by a bold type |
The general parametres
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The characteristic |
Value |
|
Design |
Hydraulic, two-planimetric with diagonal division and the vacuum amplifier. Electronic противозаносная system (stability stabilisation - ESP), the amplifier of emergency braking (BAS) and system of antiblocking of brakes (ABS)
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|
Brake mechanisms |
The disk |
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Forward supports |
FN3, С54 or FNR-G60 |
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Back supports |
С38 Or С43 |
Forward brake mechanisms
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The characteristic |
Value |
|
The general thickness brake pads, mm |
14 |
|
Limit of deterioration of overlays, mm |
2 – 3 |
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Diameter of a brake disk, mm |
|
|
288 |
|
|
280 |
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|
323 |
|
Thickness of a ventilated brake disk/limit of deterioration, mm |
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|
25/23 |
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22/20 |
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30/28 |
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Thickness of an integral brake disk/limit of deterioration, mm |
|
|
15/13 |
|
|
13/11 |
Back brake mechanisms
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The characteristic |
Value |
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The general thickness brake pads, mm |
|
|
17 (16) |
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|
17.5 |
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Deterioration limit pads, mm |
|
|
7 |
|
|
8 |
|
Diameter of a brake disk, mm |
|
|
245 (255) |
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|
300 |
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Thickness of a brake disk, mm |
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|
10 (12) |
|
|
20 |
|
Lay brake, with a drive on back wheels |
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Diameter of the vacuum amplifier, mm |
Efforts of a tightening of carving connections, Hм
The moments of a tightening of fixture are resulted also in the text of the Head and on some иллюстрациях*. *Выделенные in the text a bold type the tightening moments are subject to exact observance; the efforts not allocated with a bold type are resulted only roughly
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The characteristic |
Value |
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Support forward to скобе |
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|
25 |
|
|
30 |
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Two-piston support |
25 |
|
Support FNR-G60 |
30 |
|
Support back to скобе |
35 |
|
Скоба to a nave of a forward wheel |
190 |
|
Скоба to a nave of a back wheel |
75 |
|
Back plate to a nave of a back wheel |
10 |
|
Gauges ABS |
10 |
|
Bolts of wheels |
120 |
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