Infiniti QX4 service since 1996 of release
1. Introduction
2. Maintenance instruction
3. Routine maintenance
4. Engine
5. Cooling and heating systems
6. Power supply systems and managements
7. Start and charge systems
8. Transmission line
9. Brake system
10. Suspension bracket and steering
10.1. Specifications
10.2. Assessment of the general condition of components of a suspension bracket and car steering
10.3. Check of a condition and replacement of spherical support of a forward suspension bracket
10.4. Check of a condition of steering drafts
10.5. Removal and installation of the cross-section lever of a forward suspension bracket
10.6. Adjustment of a pretightness of stupichny bearings of forward wheels
10.7. Removal, check of a condition and installation of screw springs and rack-mount assemblies of a forward suspension bracket
10.8. Removal and installation of stupichny assembly and rotary fist
10.9. Removal, check of a condition and installation of the forward stabilizer of cross-section stability
10.10. Replacement of stupichny bearings
10.11. Check of a condition of shock-absorbers and springs of a back suspension bracket
10.12. Removal and installation of components and assembly of a back suspension bracket
10.13. Removal, check of a condition and installation of levers of a back suspension bracket
10.14. Removal, check of a condition and installation of screw springs of a back suspension bracket
10.15. Removal and installation of shock-absorbers of a back suspension bracket
10.16. Removal and installation of the back stabilizer of cross-section stability
10.17. Removal, check of a condition and installation of a cross-section jet bar of a back suspension bracket
10.18. Pumping of a hydraulic path of a steering drive
10.19. Checks and adjustments of a steering wheel
10.20. Check of effort of resistance to sliding of a lath of the steering mechanism
10.21. Adjustment of a torque of a provorachivaniye of a leading gear wheel of the steering mechanism
10.22. Check of hydraulic pressure of GUR
10.23. Adjustment of effort of a tension of a belt of a drive of the steering pump
10.24. Removal and installation of reduktorny assembly
10.25. Removal and installation of assembly of the steering mechanism
10.26. Removal and installation of the steering pump
10.27. Removal and installation of a steering wheel
10.28. Removal and installation of assembly of the combined podrulevy switches
10.29. Removal and installation of the lock of ignition / blocking of a steering column
10.30. Removal, check of a condition and installation of a steering column
10.31. Corners of installation of forward wheels
11. Body
12. Electric equipment
 












10-1-specifikacii.html

10.1. Specifications

Separate parameters are specified also in the text of Head and in case of obligation of their performance are allocated with a bold print.


Characteristic

Value

Type

  • Forward suspension bracket

Completely independent, with MacPherson's racks, the stabilizer of cross-section stability

  • Back suspension bracket

Zhyostky Bridge, jet bar and four levers, stabilizer of cross-section stability

  • Steering

The hydrostrengthened reechny transfer, two cross-section steering drafts

Type of liquid of GUR system

Dexron II, IIE, III

Volume of hydraulic liquid, l

0.9

Height of a road gleam (cм. illustration Assessment of a condition of screw springs), mm

  • Wheels of 235/70 R15
    • Forward suspension bracket (Hf)

815

    • Back suspension bracket (Hr)

855

  • Wheels of 265/70 R15
    • Forward suspension bracket (Hf)

815

    • Back suspension bracket (Hr)

846


Forward suspension bracket


Spherical support

Cм. illustration Assessment люфта wheel landings.

Characteristic

Value

Limiting admissible size axial люфта, mm

0.0

Resistance to a lateral deviation of a shaft of a spherical finger, kgf

0.8 — 7.8

Torque of axial rotation of a shaft of a spherical finger, Nanometer

0.5 — 5.0


Wheel bearings

Characteristic

Value

Size of a pretightness, kgf

0.7 — 2.1


Steering


Adjustment of a tension of a belt of a drive of the steering pump

Characteristic

Value

Size of a deflection of a belt at effort of 10 kgfs, mm

  • New belt

8.9 — 9.9

  • The belt which was in the use

10.9 — 13.0


Steering drive

See. Check of a condition of steering drafts.

Characteristic

Value

Dimensional characteristics, mm

  • Length of draft (L)

200.0

  • Point of measurement of effort of resistance to lateral deviations (I)

240.0

  • Size axial люфтов (C), mm
    • Hinge of an internal tip

0.3

    • Hinge of an external tip

0.1

Torque of axial rotation of a spherical finger of an external tip (In), Nanometer

0.3 — 2.9

Resistance to lateral deviations (And), kgf

  • Draft (in a point of measurement of I)

0.39 — 3.24

  • Sharovy finger

0.49 — 4.71


Reechny steering mechanism

Characteristic

Value

Effort of sliding of a lath *, kgf

14 — 26

Course of a lath, mm

72.1

Effort of a provorachivaniye of a leading gear wheel, Nanometer

 

Average value

0.8 — 1.5

The maximum difference of a torque at a provorachivaniye from an emphasis against the stop

0.6


* It is measured at normal hydraulic pressure in GUR path at a pulling of steering draft from the neutral provision of a lath on size of 11.11 mm with speed of 3.17 mm/pages.


Hydrostrengthening system

Characteristic

Value

Pressure in a hydraulic path, kgf/cm 2

88 — 94


Steering column

See. Removal, check of a condition and installation of a steering column.

Characteristic

Value

Geometrical characteristics, mm

  • Length of the top shaft (L1)

700.3 — 704.3

  • Length of the bottom shaft (L2)

178.0 — 180.0

  • Length of the top kardanny hinge (L3)

430.8 — 432.8

Geometrical characteristics of the driving mechanism of adjustment of an inclination of a column, mm

  • «0» - "And"

21.0

  • «0» - "In"

9.0


Corners of installation of wheels

Characteristic

Value

Disorder, hail

  • The resolved range

- 0.58 — 0.92

Corner of a longitudinal inclination of an axis of turn of a wheel (выбег), hail

  • The resolved range

2.25 — 3.75

Convergence, hail

  • The resolved range

0.08 — 0.24

Convergence, mm

  • The resolved range

1.0 — 3.0

Divergence corner at turn of wheels on 20 °, a hail

  • The resolved range
    • Internal wheel

30 — 34

    • External wheel

28 — 32

Corner of a cross-section inclination of an axis of turn of a wheel, hail

  • The resolved range

14.33 ± 0.75


Efforts of a tightening of carving connections, Nanometer

Connection type

Value

Nuts of fastening of wheels

118 — 146


Forward suspension bracket

Connection type

Value

Bolts of fastening of supports of brake mechanisms to a rotary fist

72 — 98

Bolts of fastening of naves of free rotation to stupichny assemblies

24 — 34

Bolts of fastening of brake disks to stupichny assemblies

49 — 69

Nuts of fastening of spherical support to rotary fists

118 — 167

Bolts of fastening of spherical support to cross-section levers of a suspension bracket

103 — 127

Bolts of fastening of basic arms of the stabilizer of cross-section stability

62 — 88

Nuts of fastening of racks of the stabilizer of cross-section stability

83 — 103

Nuts of piston rods of shock-absorbers

58 — 79

Nuts of fastening of the top support of racks of a suspension bracket

39 — 54

Nuts of bolts of fastening of the bottom support of racks of a suspension bracket to rotary fists

151 — 165

Bufera of a course of compression of racks

21 — 26

Fastening nuts to rotary fists of tips of steering drafts

64 — 108

Nuts of fastening of cross-section levers of a suspension bracket to a car body

94 — 103


Back suspension bracket

Connection type

Value

Nuts of fastening of the bottom levers

140 — 157

Nuts of fastening of the top levers

140 — 157

Bolts of fastening of the right end of a jet bar to an arm of the back bridge

108 — 127

Bolts of fastening of the left end of a jet bar to a frame

140 — 157

Bolts / nut of fastening of the bottom support of shock-absorbers

67 — 88

Nuts of fastening of the top support of shock-absorbers

59 — 78

Bolts of collars / plugs of fastening shock-absorber hoses

25 — 32

Bolts of fastening of racks of the stabilizer of cross-section stability to a frame

25 — 32

Nuts of fastening of racks of the stabilizer of cross-section stability to an arm

25 — 32

Nuts of fastening of racks of the stabilizer of cross-section stability to a stabilizer bar

41 — 47


Steering


Steering pump

Connection type

Value

Bolts of fastening of an arm

14 — 18

Bolt of fastening of the operating valve

69 — 78

Bolt of the shtutserny socket of a hydraulic hose

36 — 51

Nut of fastening of a pulley

54 — 68

Bolts of fastening of a back cover

14 — 18

Bolt of fastening of a soaking-up tube

14 — 18


Steering mechanism and drive

Connection type

Value

Lock-nut of the adjusting screw of the steering mechanism

49 — 69

Fastening of a face cover of the steering mechanism

58 — 73

Shtutsernye sockets of hydraulic lines

10 — 16

Bolt of fastening of the bottom hinge to a shaft of a leading gear wheel

24 — 29

Bolt of fastening of a back cover of a case

20 — 19

Bolts of fastening of assembly of the steering mechanism

118 — 137

Internal tips of steering drafts

118 — 147

Lock-nuts of tips of steering drafts

64 — 108

Cap nuts of shtutserny connections

  • Low-pressure head path

30 — 25

  • High-pressure head path

30 — 35

Nuts of fastening of tips of steering bent for to rotary fists

64 — 69


Steering column

Connection type

Value

Bolts of fastening of the module of a safety cushion

13 — 25

Bolt of the flexible hinge

23 — 30

Bolt of the bottom kardanny U-shaped hinge

23 — 30

Lock nut of a shaft of a steering column

25 — 34

Nut of fastening of a steering wheel

30 — 39

Bolts of the top basic arm

12 — 18

Bolt of the top kardanny U-shaped hinge

23 — 30

Nuts of fastening of the panel of a floor / boot

9 — 12



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10. Suspension bracket and steering
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10.2. Assessment of the general condition of components of a suspension bracket and car steering