Infiniti QX56 (Z62). Manual - part 731

FAX-26

< REMOVAL AND INSTALLATION >

[4WD]

FRONT DRIVE SHAFT

ii.

Pinch projection on the band with suitable pliers to tighten band.

iii.

Insert tip of band below end of the pawl.

12. Secure joint sub-assembly and shaft, and then check that they

are in the correct position when rotating boot. Install them with
boot band when boot installation positions become incorrect.

CAUTION:

Never reuse boot band.

13. Install dust shield to joint sub-assembly.

CAUTION:

Never reuse dust shield.

FINAL DRIVE SIDE

FINAL DRIVE SIDE : Disassembly and Assembly

INFOID:0000000006225405

DISASSEMBLY

1.

Fix shaft with a vise.

CAUTION:

Protect shaft when fixing with a vise using aluminum or copper plates.

2.

Remove circular clip from housing.

3.

Remove dust shield from housing.

4.

Remove boot bands, and then remove boot from housing.

5.

Put matching marks on housing and shaft.

CAUTION:

Use paint or similar substance for matching marks. Never scratch the surface.

6.

Remove stopper ring with suitable tool, and pull out housing.

7.

Put matching marks on ball cage/steel ball/inner race assembly
and shaft.

CAUTION:

Use paint or similar substance for matching marks. Never
scratch the surface.

8.

Remove snap ring, then remove ball cage/steel ball/inner race
assembly from shaft.

9.

Remove boot from shaft.

10. Perform inspection after disassembly. Refer to 

FAX-28, "Inspec-

tion"

.

ASSEMBLY

1.

Remove old grease on housing with paper waste.

SDIA3558E

JPDIG0177ZZ

SFA514A

FRONT DRIVE SHAFT

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< REMOVAL AND INSTALLATION >

[4WD]

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2.

Install boot and boot bands to shaft.

CAUTION:

• Wrap serration on shaft with tape (A) to protect the boot

from damage.

• Never reuse boot and boot band.

3.

Remove the tape wrapped around the serration on shaft.

4.

Install ball cage/steel ball/inner race assembly (1), align it with
the matching marks on shaft (2) put during the removal.

5.

Secure ball cage/steel ball/inner race assembly onto shaft with
snap ring (3).

CAUTION:

Never reuse snap ring.

6.

Apply the appropriate amount of grease onto housing and slid-
ing surface.

7.

Install housing to shaft.

8.

Install stopper ring to housing.

CAUTION:

Never reuse stopper ring.

9.

After installed, pull shaft to check engagement between housing and stopper ring.

10. Install boot securely into grooves (indicated by “*” marks) shown

in the figure.

CAUTION:

If grease adheres to the boot mounting surfaces (indicated
by “*” marks) on shaft or housing, boot may be removed.
Remove all grease from the surfaces.

11. To prevent deformation of the boot, adjust the boot installation

length (L) to the value shown below by inserting the suitable tool
into the inside of boot from the large diameter side of boot and
discharging inside air.

CAUTION:

• If the boot installation length is outside the standard, it may cause breakage of boot.
• Be careful not to touch the inside of the boot with the tip of tool.

12. Install boot bands securely as shown in the figure. 

CAUTION:

Never reuse boot band.

13. Secure housing and shaft, and then check that they are in the

correct position when rotating boot. Install them with boot band
when the mounting positions become incorrect.

CAUTION:

Never reuse boot band.

14. Install dust shield to housing.

CAUTION:

Never reuse dust shield.

15. Install circular clip to housing.

CAUTION:

Never reuse circular clip.

JPDIF0009ZZ

Grease amount

: Refer to 

FAX-29, "Drive Shaft"

.

L

: Refer to 

FAX-29, "Drive Shaft"

.

JPDIG0004ZZ

JPDIF0224ZZ

PDIA1188J

FAX-28

< REMOVAL AND INSTALLATION >

[4WD]

FRONT DRIVE SHAFT

Inspection

INFOID:0000000006225406

INSPECTION AFTER REMOVAL

• Move joint up/down, left/right, and in the axial directions. Check for motion that is not smooth and for signifi-

cant looseness.

• Check boot for cracks, damage, and leakage of grease.
• Disassemble drive shaft and exchange malfunctioning part if there

is a non-standard condition.

INSPECTION AFTER DISASSEMBLY

Shaft

Check shaft for runout, cracks, or other damage. Replace it if necessary.

Joint Sub-Assembly (Wheel Side)

Check the following items, replace the parts if necessary.
• Joint sub-assembly for rough rotation and excessive axial looseness.
• The inside of the joint sub-assembly for entry of foreign material.
• Joint sub-assembly for compression scars, cracks, and fractures inside of joint sub-assembly.
Replace joint sub-assembly if there are any non-standard conditions of components.

Housing (Final Drive side)

Replace housing if there is scratching or wear of housing roller contact surface.

INSPECTION AFTER INSTALLATION

1.

Check wheel sensor harness for proper connection. Refer to 

BRC-134, "FRONT WHEEL SENSOR :

Exploded View"

.

2.

Check the wheel alignment. Refer to 

FSU-7, "Inspection"

.

3.

Adjust neutral position of steering angle sensor. Refer to 

BRC-64, "Work Procedure"

.

4.

Adjust levelizer adjustment of height sensor. Refer to 

EXL-61, "LEVELIZER ADJUSTMENT : Special

Repair Requirement"

.

SDIA1163J

SERVICE DATA AND SPECIFICATIONS (SDS)

FAX-29

< SERVICE DATA AND SPECIFICATIONS (SDS) 

[4WD]

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SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Wheel Hub and Bearing Assembly

INFOID:0000000006225407

Drive Shaft

INFOID:0000000006225408

Item Standard

Axial end play

0.05 mm (0.002 in) or less

Item

Standard

Wheel side

Final drive side

Grease quantity

205 – 225 g (7.23 – 7.94 oz)

130 – 150 g (4.59 – 5.29 oz)

Boots installed length

157.8 mm (6.21 in)

196.4 mm (7.73 in)