Service Infiniti QX4 since 1996 of release
1. Introduction
2. The maintenance instruction
3. Routine maintenance
4. The engine
5. Cooling and heating systems
6. Power supply systems and managements
7. Start and charge systems
8. A transmissionnaja line
9. Brake system
9.1. Specifications
9.2. System of antiblocking of brakes (ABS) - the general information and codes of malfunctions
9.3. Check of a condition and replacement of brake lines and hoses
9.4. Replacement колодок disk brake mechanisms of forward wheels
9.5. Removal and installation of a support of the disk brake mechanism
9.6. Removal and installation of a brake disk
9.7. Replacement of brake boots of drum-type brake mechanisms of back wheels
9.8. Removal and installation of the main brake cylinder (ГТЦ)
9.9. Removal and installation of assemblage of the vacuum amplifier of brakes
9.10. Prorolling of brake system
9.11. Adjustment of a drive of a lay brake
9.12. Adjustments of a pedal of a foot brake
9.13. Adjustment of a spring of the valve-regulator sensitive to loading (LSV)
9.14. Adjustment of gauges-switches of stoplights and темпостата
9.15. Removal and hydromodulator ABS installation
9.16. Removal and G-gauge installation
9.17. Check of serviceability of functioning of wheel gauges ABS
9.18. Check of serviceability of functioning of the G-gauge
9.19. Check of serviceability of functioning of the relay приводного the hydromodulator electromotor
9.20. Check of serviceability of functioning of the relay of the electromagnetic valve of hydraulic modulator ABS
10. A suspension bracket and a steering
11. A body
12. An electric equipment
 












9-1-specifikacii.html

9.1. Specifications

Separate parametres are resulted also in the text of the Head and in case of compulsion of their performance are allocated by a bold type.


The characteristic

Value

Type of a brake liquid

DOT 3

Volume of a brake liquid, l

Routine maintenance see the Head

Working diameter ГТЦ, mm

25.4


Adjustment of a pedal of a foot brake

Adjusting parametres of a pedal of a foot brake see an illustration.

The characteristic

Value

Height of position of the released pedal (), mm

175—185

Height of position squeezed out with effort 50 кГс pedals (D), mm

70

Size of a free wheeling of a pedal (), mm

4—12

The minimum admissible size of a reserve course of a pedal (at effort of squeezing 49 кГс), mm

70


Adjustment of gauges-switches of stoplights and темпостата

Adjusting parametres of a pedal of a foot brake see an illustration.

The characteristic

Value

Size of an adjusting backlash (With 1 and With 2), mm

0.25—1.0


Adjustment of a lay brake

The characteristic

Value

Quantity of clicks of raising of the lever of a lay brake at procrastination with effort 20 кГс

6—8


The vacuum amplifier of brakes

The characteristic

Value

Size выступания a rod of a pusher of the vacuum amplifier of brakes (Removal and installation of assemblage of the vacuum amplifier of brakes see), mm

10.1—10.4


Disk brake mechanisms

The characteristic

Value

Diameter of a brake disk, mm

300

Thickness of a brake disk, mm

  • Rating value

28.0

  • Limiting admissible value

26

Limiting admissible size of cross-section palpation of a disk, mm

0.08

Limiting admissible residual thickness of frictional overlays, mm

2.0


Drum-type brake mechanisms

The characteristic

Value

Internal diameter of a brake drum, mm

  • Rating value

295

  • Limiting admissible value

296.5

Limiting admissible size of ovality of a brake drum, mm

0.03

Diameter of wheel cylinders, mm

22.22/20.64

Limiting admissible residual thickness of frictional overlays, mm

1.5


Diagnostic codes DTC ABS

Are displayed by flashes of control lamp ABS

№ a code

Cause of a failure

12

Malfunctions are absent (a code of the beginning / of the termination of procedure of reading)

17

Malfunction in a G-gauge chain

18 *

Malfunction of a rotor of the wheel gauge

21 *

Breakage in a chain of the right forward wheel gauge

22 *

Short circuit in a chain of the right forward wheel gauge

25 *

Breakage in a chain of the left forward wheel gauge

26 *

Short circuit in a chain of the left forward wheel gauge

31 *

Breakage in a chain of the right back wheel gauge

32 *

Short circuit in a chain of the right back wheel gauge

35 *

Breakage in a chain of the left back wheel gauge

36 *

Short circuit in a chain of the left back wheel gauge

41

Target signal of the electromagnetic valve of management of a contour of the right forward wheel

42

Entrance signal of the electromagnetic valve of management of a contour of the right forward wheel

45

Target signal of the electromagnetic valve of management of a contour of the left forward wheel

46

Entrance signal of the electromagnetic valve of management of a contour of the left forward wheel

55

Target signal of the electromagnetic valve of management of a contour of back wheels

56

Entrance signal of the electromagnetic valve of management of a contour of back wheels

57

Contour of giving of a food (pressure has fallen)

61

Malfunction in a chain приводного the electromotor of the hydromodulator or its relay

63

The relay of the electromagnetic valve is faulty

71

The block of management ABS is faulty


* The entering reason in memory of the block of the given codes can be more than 40-second proslipping of one or several wheels.


Efforts of a tightening of carving connections, Nanometer

Connection type

Value

Nuts of fastening of a back brake board

54—73

Counternut of a rod of a pusher of the vacuum amplifier of brakes

16—22

Bolts choke sockets

16—19

Nakidnye nuts choke connections

15—18

Nut of an axis of a pedal of a foot brake

16—22

Bolts of fastening of a support of the brake mechanism

32—42

Bolts of fastening of naves of free rotation

25—34

Bolts of fastening of naves to brake disks

49—69

Bolt / a nut of fastening of valve-regulator LSV

34—39

Nuts of fastening ГТЦ

12—15

Nuts of fastening of assemblage of the vacuum amplifier of brakes

12—16

Fastening bolts анкерной скобы the brake mechanism of a forward wheel

172—182

Blocking nut of the forward wheel bearing

  • Stage 1

79—98

  • Stage 2

To weaken

  • Stage 3

To hold on on 0.5—1.5 Nanometers to the Stage 1

Nuts of fastening of hydromodulator ABS

18—24

Nakidnye nuts of brake lines

15—18

Wheel nuts

118—147

Bolts of fastening of wheel gauges

  • Forward gauges

4.4—5.8

  • Back gauges

18—24

Prorolling gates

7—9

Bolts of fastening of the G-gauge

4.4—5.8



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9. Brake system
On the following page
9.2. System of antiblocking of brakes (ABS) - the general information and codes of malfunctions