boot INFINITI QX56 2006 Factory User Guide

PREPARATIONFAX-3
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Revision: November 2009 2006 QX56
PREPARATIONPFP:00002
Special Service ToolsEDS003BK
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service Tools EDS003BL
Tool number
(Kent-Moore No.)
Tool nameDescription
ST29020001
(J-24319-01)
Gear arm puller Removing ball joint for steering knuckle
a: 34 mm (1.34 in)
b: 6.5 mm (0.256 in)
c: 61.5 mm (2.421 in)
KV40107300
(—)
Boot band crimping tool Installing boot bands
NT694
ZZA1229D
Tool name
Description
Power tools Removing bolts and nuts
PBIC0190E

DRIVE SHAFTFAX-7
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Removal and InstallationEDS003BP
REMOVAL
1. Remove wheel and tire using power tool.
2. Remove engine under cover using power tool.
3. Remove wheel sensor harness from mount on knuckle.
CAUTION:
Do not pull on wheel sensor harness.
4. Without disassembling the hydraulic lines, remove brake caliper using power tool. Reposition it aside with wire. Refer to BR-22, "
Removal and Installation of Brake Caliper and Disc Rotor" .
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
5. Remove coil spring and shock absorber assembly using power tool. Refer to FSU-10, "
Removal and
Installation" .
6. Separate upper link ball joint stud from steering knuckle using To o l .

Support lower link with jack.
7. Remove cotter pin, then remove drive shaft nut.
8. Remove drive shaft mounting bolts from front final drive.
9. Remove drive shaft from wheel hub and bearing assembly. CAUTION:

When removing drive shaft, do not apply an excessive
angle to drive shaft joint. Also be careful not to exces-
sively extend slide joint.
INSPECTION AFTER REMOVAL

Move joint up, down, left, right, and in axial direction. Check for any rough movement or significant loose-
ness.

Check boot for cracks or other damage, and for grease leakage.

If damaged, disassemble drive shaft to verify damage, and
repair or replace as necessary.
1. Cotter pin 2. Drive shaft nut3. Drive shaft
WDIA0329E
Tool number : ST29020001 (J-24319-01)
LEIA0095E
RAA0030D

FAX-8
DRIVE SHAFT
Revision: November 20092006 QX56
INSTALLATION
Installation is in the reverse order of removal.

Tighten wheel nuts to specification. Refer to WT-7, "Rotation" .
Disassembly and AssemblyEDS003BQ
DISASSEMBLY
Final Drive Side
1. Mount the drive shaft in a vise.
CAUTION:
When mounting the drive shaft in a vise, use copper or aluminum plates between the vise and the
drive shaft.
2. Remove the boot bands.
3. Remove the stopper ring using suitable tool as shown, and pull the housing off.
1. Sliding joint housing 2. Snap ring 3. Ball cage, steel ball, inner race assembly
4. Stopper ring 5. Boot band6. Boot
7. Drive shaft 8. Circlip9. Joint sub-assembly
WDIA0054E
SRA249A

DRIVE SHAFTFAX-9
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4. Remove the snap ring, then remove the ball cage, steel ball,
inner race assembly from the drive shaft.
5. Remove the boot from the drive shaft.
6. Remove any old grease on the housing using paper towels.
Wheel Side
1. Mount the drive shaft in a vise. CAUTION:
When mounting the drive shaft in a vise, use copper or aluminum plates between the vise and the
drive shaft.
2. Remove the boot bands, then remove the boot from the joint sub-assembly.
3. Screw a suitable drive shaft puller 30 mm (1.18 in) or more into the threaded part of the joint sub-assembly. Pull the joint sub-
assembly off of the drive shaft as shown.
NOTE:
Align the sliding hammer and drive shaft and remove the joint
sub-assembly by pulling straight out.
CAUTION:

If the joint sub-assembly cannot be removed after five or
more attempts, replace the drive shaft and joint sub-
assembly as a set.
4. Remove the boot from the drive shaft.
5. Remove the circlip from the drive shaft.
6. While rotating the ball cage, remove any old grease from the joint sub-assembly using paper towels.
INSPECTION AFTER DISASSEMBLY
Drive Shaft

Replace the drive shaft if there is any runout, cracking, or other damage.
Joint Sub-assembly

Check for any rough rotation or unusual axial looseness.

Clean any foreign material from inside the joint sub-assembly.

Check for any compression scars, cracks, or fractures.
CAUTION:
If any defective conditions are found in the joint sub-assembly components, replace the entire
joint sub-assembly.
Sliding Joint Side Housing

Check for any compression scars, cracks, fractures, or unusual wear on the ball rolling surface.

Check for any damage to the drive shaft screws.

Check for any deformation of the boot installation components.
Ball Cage

Check the sliding surface for any compression scars, cracks, or fractures.
SFA514A
SDIA0606E

FAX-10
DRIVE SHAFT
Revision: November 20092006 QX56
Steel Ball

Check for any compression scars, cracks, fractures, or unusual wear.
Inner Race

Check the ball sliding surface for any compression scars, cracks, or fractures.

Check for any damage to the serrated part.
CAUTION:
If any defective conditions are found, install a new housing, ball cage, steel ball, and inner race as
a set.
ASSEMBLY
Final Drive Side
1. Wrap the serrated part of the drive shaft with tape. Install the
boot band and boot to drive shaft.
NOTE:
Discard the old boot band and boot and use a new one for
assembly.
2. Remove the tape wound around the serrated part of the drive shaft.
3. Install the ball cage, steel ball, and inner race assembly on the drive shaft, and secure them tightly using the snap ring.
NOTE:
Discard the old snap ring and use a new one for assembly.
4. Insert the specified quantity of Genuine NISSAN Grease or equivalent, onto the housing (indicated by * marks), and install it
onto shaft. Refer to MA-11, "
RECOMMENDED FLUIDS AND
LUBRICANTS" .
5. Install the stopper ring onto the housing.
6. After installation, pull on the shaft to check engagement between the sliding joint and the stopper ring.
SFA800
SDIA1125E
Grease capacity : 130 − 150 g (4.58 − 5.29 oz)
RAC0678D

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7. Install the boot securely into the grooves (indicated by * marks)
as shown.
CAUTION:
If there is grease on boot mounting surfaces (indicated by *
marks) of shaft and housing, boot may come off. Remove
all grease from surfaces.
8. Check that the boot installation length “L” is the length indicated below. Insert a suitable tool into the large end of the boot, as
shown. Bleed air from the boot to prevent boot deformation.
CAUTION:

The boot may break if the boot installation length is less than the specified value.

Do not contact inside surface of boot with tip of the suitable tool.
9. Secure the large and small ends of the boot with the new boot bands as shown.
NOTE:
Discard the old boot bands and use new ones for assembly.
10. After installing the sliding joint housing to the drive shaft, rotate the boot to check that the boot is posi- tioned correctly. If the boot is not positioned correctly, reposition the boot and secure the boot using a new
boot band.
Wheel Side
1. Insert the Genuine NISSAN Grease or equivalent, into the jointsub-assembly serration hole until the grease begins to ooze
from the ball groove and serration hole. Refer to MA-11, "
REC-
OMMENDED FLUIDS AND LUBRICANTS" . After inserting the
grease, use a shop cloth to wipe off the grease that has oozed
out.
2. Wrap the serrated part of the drive shaft with tape. Install the boot band and boot onto the shaft. Do not damage the boot.
NOTE:
Discard the old boot band and boot and use a new one for
assembly.
3. Remove the protective tape wound around the serrated part of the drive shaft. Boot installation length “L ” : 145 mm (5.71 in)
WDIA0287E
SFA395
SDIA1127E
SFA800

FAX-12
DRIVE SHAFT
Revision: November 20092006 QX56
4. Attach the circlip to the drive shaft making sure circlip fits
securely into groove on drive shaft. Then install drive shaft nut to
end of joint sub-assembly, and press-fit the circlip using a suit-
able tool as shown.
NOTE:
Discard the old circlip and use a new one for assembly.
5. Insert the specified quantity of Genuine NISSAN Grease or equivalent, into the joint sub-assembly and the large end of the
boot. Refer to MA-11, "
RECOMMENDED FLUIDS AND LUBRI-
CANTS" .
6. Install the boot securely into the grooves (indicated by the * marks) as shown.
CAUTION:
If there is grease on the boot mounting surfaces (indicated
by the * marks) of the drive shaft and joint sub-assembly,
the boot may come off. Remove all grease from the drive
shaft surfaces.
7. Check that the boot installation length “L” is the specified length. Insert a suitable tool into the large end of the boot, as shown.
Bleed the air from the boot to prevent boot deformation.
CAUTION:

The boot may break if the boot installation length is less than the specified length.

Do not contact inside surface of boot with the tip of the suitable tool.
8. Secure large and small ends of the boot using new boot bands using tool as shown.
NOTE:
Discard the old boot bands and use new ones for assembly.

Secure boot band so that dimension "M" meets specification
as shown.
9. After installing the housing to the shaft, rotate the boot to check that it is positioned correctly. If the boot is not positioned correctly, remove the old boot bands then reposition the boot and secure the boot with new
boot bands. Grease capacity : 145
− 165 g (5.11 − 5.82 oz)
RAC0049D
Boot installation length “L” : 168.4 mm (6.63 in)
Tool number : KV40107300 ( — )WDIA0288E
RAC1133D
Dimension "M" : 1.0 – 4.0 mm (0.039 – 0.157 in)
DSF0047D

SERVICE DATA AND SPECIFICATIONS (SDS)FAX-13
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Revision: November 2009 2006 QX56
SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
Wheel BearingEDS003BR
Drive ShaftEDS003BS
Boot BandsEDS004G1
Unit: mm (in)
Wheel bearing axial end play
0.05 mm (0.002 in) or less
Drive shaft joint typeFinal drive side Rzeppa
Wheel side Rzeppa
Grease Quality
Nissan Genuine Grease or
equivalent
Capacity Final drive side
130 - 150 g (4.58 - 5.29 oz)
Wheel side 145 - 165 g (5.11 - 5.82 oz)
Boot length Final drive side "L "
145 mm (5.71 in)
Wheel side "L " 168.4 mm (6.63 in)
WDIA0055E
Dimension "M" 1.0 - 4.0 (0.039 - 0.157)
DSF0047D

KNUCKLEFSU-17
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On-Vehicle Inspection and ServiceEES0025H
Make sure the mounting conditions (looseness, backlash) of each component and component status (wear,
damage) are within specifications. Refer to FSU-20, "
Ball Joint" .
Removal and InstallationEES0025I
REMOVAL
1. Remove wheel hub and bearing assembly. Refer to FAX-5, "Removal and Installation" .

Disconnect wheel sensor harness connector. Do not remove wheel sensor from wheel hub and bearing
assembly for this procedure.
2. Remove steering outer socket from steering knuckle using Tool. CAUTION:

Be careful not to damage ball joint boot.

Temporarily tighten nut to prevent damage to threads and
to prevent Tool from coming off.
3. Remove the coil spring and shock absorber assembly using power tool. Refer to FSU-10, "
Removal and
Installation" .
4. Support lower link using a suitable jack.
5. Remove cotter pin and nut from upper link ball joint and discard the cotter pin.
1. Disc rotor 2. Wheel hub and bearing assembly 3. Wheel stud
4. Splash guard 5. Steering knuckle⇐Front
WDIA0328E
Tool number : HT72520000 (J-25730-A)
WGIA0130E

GI-10
HOW TO USE THIS MANUAL
Revision: November 20092006 QX56
SYMBOLS
How to Follow Trouble DiagnosesEAS001FJ
NOTICE:
Trouble diagnoses indicates work procedures required to diagnose problems effectively. Observe the following
instructions before diagnosing.
1.Before performing trouble diagnoses, read the “Preliminary Check”, the “Symptom Chart” or the
“Work Flow”.
2. After repairs, re-check that the problem has been completely eliminated.
1. Union bolt 2. Copper washer 3. Brake hose
4. Cap 5. Bleed valve 6. Sliding pin bolt
7. Piston seal 8. Piston 9. Piston boot
10. Cylinder body 11. Sliding pin 12. Torque member mounting bolt
13. Washer 14. Sliding pin boot 15. Bushing
16. Torque member 17. Inner shim cover 18. Inner shim
19. Inner pad 20. Pad retainer 21. Pad wear sensor
22. Outer pad 23. Outer shim 24. Outer shim cover
1: PBC (Poly Butyl Cuprysil) grease
or silicone-based grease 2: Rubber grease
: Brake fluid
Refer to GI section for additional symbol definitions.
SFIA2959E
SAIA0749E