Audi A4, S4

Since 2000 of release

Repair and car operation



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



Suspension bracket and steering

Specifications

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

The characteristic

Value

Base of wheels, mm

2650

Track of forward (back) wheels, mm

1528 (1526)

The minimum diameter of a turn, m

11.1

Forward suspension bracket

The characteristic

Value

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

The characteristic

Value

Design

Independent, with трапециидальным the lever and separately established shock-absorbers. Aluminium and steel elements are applied

Steering

The characteristic

Value

Design

Реечное, with the hydraulic booster. A steering column - safety, telescopic, with inclination adjustment

Liquid of the hydraulic booster of a wheel

G 002 000

Corners of installation of wheels

The characteristic

Value

Forward wheels

  • Convergence

020'4 ' (2.280.46 mm)

  • Divergence of wheels at turn on 20

130'30'

  • Disorder (is not regulated)

-030'yo25 ' (-047'yo25 ' on models with a sports suspension bracket)

  • The maximum difference between the parties

030'

Back wheels

The convergence (is regulated)

030'10 ' (3.421.14 mm)

Disorder (is regulated)

-110'yo30'

The maximum difference between the parties

030'

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.

The characteristic

Value

SUSPENSION BRACKET OF FORWARD WHEELS

Nave

  • Bolts М14

115Нм + 180

  • Bolts М16

190Нм + 180

SUSPENSION BRACKET OF BACK WHEELS

Nave

Models with engines of 1.6 l

  • Bolts М14
115Нм + 180
  • Bolts М16 1
90Нм + 180

All other models

  • Reception 1
190Нм on поддомкраченном a wheel
  • Reception 2
Lower the car on the earth and hold on on 180
  • Reception 3
Hold on for 90

STEERING

Steering wheel

50

Nuts of tips of steering draughts

  • Petrol engines
45
  • Diesel engines
50

Counternuts of tips of steering draughts

40

Bolts of wheels

120