2005 INFINITI QX4 wheel

FAX-8
DRIVE SHAFT
Revision: October 20052005 QX56
INSTALLATION
Installation is in the reverse order of removal.

Tighten wheel nuts to specification. Refer to WT-7, "Rotation" .
Disassembly and AssemblyEDS001XG
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 with a flat-bladed screwdriver 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 band 6. Boot
7. Drive shaft 8. Circlip 9. Joint sub-assembly
WDIA0054E
SRA2 49 A

DRIVE SHAFT
FAX-9
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Revision: October 20052005 QX56
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 directly.
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

DRIVE SHAFT
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Revision: October 20052005 QX56
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 large end of boot. Bleed air from
boot to prevent boot deformation.
CAUTION:

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

Do not to touch the tip of the screwdriver to the inside of the boot.
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 joint
sub-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
SFA39 5
SDIA11 27 E
SFA80 0

SERVICE DATA AND SPECIFICATIONS (SDS)
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Revision: October 20052005 QX56
SERVICE DATA AND SPECIFICATIONS (SDS)PFP:00030
Wheel BearingEDS001XH
Drive ShaftEDS001XI
Boot BandsEDS003M9
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
GreaseQualityNissan 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 (0.39 - 1.57)
DSF0047D

FFD-6
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
Revision: October 20052005 QX56
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTINGPFP:00003
NVH Troubleshooting ChartEDS003PG
Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
×: ApplicableReference page
FFD-15, "
Tooth Contact
"
FFD-15, "
Tooth Contact
"
FFD-15, "
Tooth Contact
"
RFD-13, "
DRIVE GEAR TO DRIVE PINION BACKLASH
"
RFD-14, "
COMPANION FLANGE RUNOUT
"
MA-21, "
CHASSIS AND BODY MAINTENANCE
"
PR-3, "
NVH Troubleshooting Chart
"
FSU-4
(FSU) and RSU-5
(RSU)
WT-4, "
NVH Troubleshooting Chart
"
WT-4, "
NVH Troubleshooting Chart
"
RAX-4
(RAX) and FA X - 4
(FAX)
BR-5, "
NVH Troubleshooting Chart
"
PS-5, "
NVH Troubleshooting Chart
"
Possible cause and SUSPECTED PARTS
Rough gear tooth
Improper gear contact
Tooth surfaces worn
Incorrect backlash
Companion flange excessive runout
Improper gear oil
PROPELLER SHAFT
SUSPENSION
TIRES
ROAD WHEEL
DRIVE AXLE
BRAKES
STEERING
Symptom Differential Noise×××××××××××××

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
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FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLYPFP:17042
Removal and InstallationEBS00M3S
REMOVAL
WA RN ING:
Follow the “General Precautions” before working on the fuel system. Refer to FL-3, "
General Precau-
tions" .
1. Remove the fuel filler cap to release the pressure from inside the fuel tank.
2. Check the fuel level on level gauge. If the fuel gauge indicates
more than the level as shown (full or almost full), drain the fuel
from the fuel tank until the fuel gauge indicates the level as
shown, or less.

If the fuel pump does not operate, use the following procedure
to drain the fuel to the specified level.
a. Insert a suitable hose of less than 15 mm (0.59 in) diameter into
the fuel filler pipe through the fuel filler opening to drain the fuel
from fuel filler pipe.
b. Remove the LH rear wheel and tire. Refer to WT-7, "
Rotation" .
c. Remove the four clips and remove the rear fender protector,
front.
1. Inspection hole cover 2. Inspection hole cover O-ring 3. Lock ring
4. Fuel level sensor, fuel filter, and fuel
pump assembly5. Fuel tank 6. Fuel level sensor, fuel filter, and fuel
pump assembly O-ring
LBIA0381E
WBIA0390E

FL-10Revision: October 2005
FUEL TANK
2005 QX56
REMOVAL
WAR NIN G:
Follow the “General Precautions” before working on the fuel system. Refer to FL-3, "
General Precau-
tions" .
1. Drain the fuel from the fuel tank, if necessary.

Position the vehicle so it is level.
2. Remove the fuel filler cap to release the pressure from inside the fuel tank.
3. Check the fuel level on level gauge. If the fuel gauge indicates
more than the level as shown (full or almost full), drain the fuel
from the fuel tank until the fuel gauge indicates the level as
shown, or less.

If the fuel pump does not operate, use the following procedure
to drain the fuel to the specified level after disconnecting the
fuel filler hose from the fuel filler pipe.
a. Insert a suitable hose of less than 15 mm (0.59 in) diameter into
the fuel filler pipe through the fuel filler opening to drain the fuel
from fuel filler pipe.
b. Insert a suitable hose into the fuel tank through the fuel filler
hose to drain the fuel from the fuel tank.

As a guide, the fuel level reaches the fuel gauge position as shown, or less, when approximately 14
liters (3 3/4 US gal, 3 1/8 Imp gal) of fuel are drained from the fuel tank.
4. Remove the LH rear wheel and tire. Refer to WT-7, "
Rotation" .
5. Remove the four clips and remove the rear fender protector, front.
6. Disconnect the fuel filler hose from the fuel filler pipe and dis-
connect the vent hose quick connector.
7. Release the fuel pressure from the fuel lines. Refer to EC-93, "
FUEL PRESSURE RELEASE" .
8. Remove the second row LH rear seat and the third row rear seat. Refer to SE-104, "
REAR SEAT" .
9. Remove the second and third row rear seat belt buckles mounted on the floor. Refer to SB-3, "
SEAT
BELTS" .
10. Remove the LH center pillar trim, the LH rear trim panel, and the LH rear side door kick plate and weather
stripping. Refer to EI-35, "
BODY SIDE TRIM" .
11. Remove the second row rear center console and base. Refer to EI-37, "
FLOOR TRIM" .
12. Reposition the floor carpet out of the way to access the inspection hole cover, located under the center LH
rear seat.
10. Fuel filler hose 11. Fuel filler pipe 12. Fuel filler cup
13. Fuel filler hose grommet 14. Fuel filler cap 15. Fuel tank shield
WBIA0390E
LBIA0386E

FSU-1
FRONT SUSPENSION
E SUSPENSION
CONTENTS
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SECTION FSU
A
B
FSU
Revision: October 20052005 QX56 PRECAUTIONS .......................................................... 2
Precautions .............................................................. 2
PREPARATION ........................................................... 3
Special Service Tools ............................................... 3
Commercial Service Tools ........................................ 3
NOISE, VIBRATION, AND HARSHNESS (NVH)
TROUBLESHOOTING ................................................ 4
NVH Troubleshooting Chart ..................................... 4
FRONT SUSPENSION ASSEMBLY ........................... 5
Components ............................................................. 5
ON-VEHICLE SERVICE ............................................. 6
Front Suspension Parts ............................................ 6
Front Wheel Alignment ............................................. 6
PRELIMINARY INSPECTION ............................... 6
GENERAL INFORMATION AND RECOMMEN-
DATIONS .............................................................. 6
THE ALIGNMENT PROCESS .............................. 7
CAMBER AND CASTER ....................................... 7
TOE-IN .................................................................. 7
FRONT WHEEL TURNING ANGLE ..................... 8
COIL SPRING AND SHOCK ABSORBER ............... 10
Removal and Installation ........................................ 10
REMOVAL ........................................................... 10
INSTALLATION ................................................... 10
Disassembly and Assembly ................................... 10
DISASSEMBLY ................................................... 10
INSPECTION AFTER DISASSEMBLY ............... 10
ASSEMBLY ..........................................................11STABILIZER BAR ..................................................... 12
Removal and Installation ........................................ 12
REMOVAL ........................................................... 12
INSPECTION AFTER REMOVAL ....................... 12
INSTALLATION ................................................... 12
UPPER LINK ............................................................. 13
Removal and Installation ........................................ 13
REMOVAL ........................................................... 13
INSPECTION AFTER REMOVAL ....................... 13
INSTALLATION ................................................... 13
LOWER LINK ............................................................ 14
Removal and Installation ........................................ 14
REMOVAL ........................................................... 14
INSPECTION AFTER REMOVAL ....................... 14
INSTALLATION ................................................... 14
UPPER BALL JOINT AND LOWER BALL JOINT ... 15
Removal and Installation ........................................ 15
Inspection ............................................................... 15
SWINGING FORCE ............................................ 15
TURNING FORCE ............................................... 15
VERTICAL END PLAY ........................................ 16
KNUCKLE ................................................................. 17
On-Vehicle Inspection and Service ......................... 17
Removal and Installation ........................................ 17
REMOVAL ........................................................... 17
INSPECTION AFTER REMOVAL ....................... 18
INSTALLATION ................................................... 19
SERVICE DATA AND SPECIFICATIONS (SDS) ...... 20
General Specifications (Front) ................................ 20
Wheel Alignment (Unladen
*1 )*6 ............................. 20
Ball Joint ................................................................. 21
Wheelarch Height (Unladen*
1 ) .............................. 21