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
- Suspension bracket and steering
Security measures at work
+ Suspension bracket of forward wheels
+ Suspension bracket of back wheels
+ Corners of installation of wheels of the car
+ Steering and safety pillows
+ Body
+ Onboard electric equipment
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Suspension bracket and steering 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 |
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Base of wheels, mm |
2650 |
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Track of forward (back) wheels, mm |
1528 (1526) |
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The minimum diameter of a turn, m |
11.1 |
Forward suspension bracket
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The characteristic |
Value |
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Design |
Independent, 4-lever, MacPherson's racks with газонаполненными shock-absorbers. The stabilizer of cross-section stability. Aluminium and steel elements are applied |
Back suspension bracket
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The characteristic |
Value |
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Design |
Independent, with трапециидальным the lever and separately established shock-absorbers. Aluminium and steel elements are applied |
Steering
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The characteristic |
Value |
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Design |
Реечное, with the hydraulic booster. A steering column - safety, telescopic, with inclination adjustment |
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Liquid of the hydraulic booster of a wheel |
G 002 000 |
Corners of installation of wheels
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The characteristic |
Value |
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Forward wheels |
|
|
0°20'±4 ' (2.28±0.46 mm) |
- Divergence of wheels at turn on 20 °
|
1°30'±30' |
- Disorder (is not regulated)
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-0°30'yo25 ' (-0°47'yo25 ' on models with a sports suspension bracket) |
- The maximum difference between the parties
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0°30' |
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Back wheels |
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The convergence (is regulated) |
0°30'±10 ' (3.42±1.14 mm) |
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Disorder (is regulated) |
-1°10'yo30' |
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The maximum difference between the parties |
0°30' |
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Люфт the helmsman рейки and gear wheels of the steering mechanism, mm |
0.04 – 0.08 |
Efforts of a tightening of carving connections, Nanometer
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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SUSPENSION BRACKET OF FORWARD WHEELS |
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Nave |
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115Нм + 180 ° |
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190Нм + 180 ° |
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SUSPENSION BRACKET OF BACK WHEELS |
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Nave |
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Models with engines of 1.6 l |
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115Нм + 180 ° |
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90Нм + 180 ° |
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All other models |
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190Нм on поддомкраченном a wheel |
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Lower the car on the earth and hold on on 180 ° |
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Hold on for 90 ° |
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STEERING
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Steering wheel |
50 |
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Nuts of tips of steering draughts |
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|
45 |
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|
50 |
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Counternuts of tips of steering draughts |
40 |
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Bolts of wheels |
120 |
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