service INFINITI QX56 2006 Factory Service Manual

SERVICE DATA AND SPECIFICATIONS (SDS)EM-113
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Revision: November 2009 2006 QX56
Undersize
Unit: mm (in)
Main Bearing Oil Clearance
Unit: mm (in)
Connecting Rod Bearing
Undersize
Unit: mm (in)
0
—2.483 - 2.486 (0.0978 - 0.0979) Black
Grade is the same for upper
and lower bearings
1
—2.486 - 2.489 (0.0979 - 0.0980) Brown
2 —2.489 - 2.492 (0.0980 - 0.0981) Green
3 —2.492 - 2.495 (0.0981 - 0.0982) Yellow
4 —2.495 - 2.498 (0.0982 - 0.0983) Blue
5 —2.498 - 2.501 (0.0983 - 0.0985) Pink
6 —2.501 - 2.504 (0.0985 - 0.0986) Purple
7 —2.504 - 2.507 (0.0986 - 0.0987) White
8 —2.507 - 2.510 (0.0987 - 0.0988) Red
01 UPR
2.483 - 2.486 (0.0978 - 0.0979) Black
Grade is different for upper
and lower bearings.
LWR
2.486 - 2.489 (0.0979 - 0.0980) Brown
12 UPR
2.486 - 2.489 (0.0979 - 0.0980) Brown
LWR 2.489 - 2.492 (0.0980 - 0.0981) Green
23 UPR
2.489 - 2.492 (0.0980 - 0.0981) Green
LWR 2.492 - 2.495 (0.0981 - 0.0982) Yellow
34 UPR
2.492 - 2.495 (0.0981 - 0.0982) Yellow
LWR 2.495 - 2.498 (0.0982 - 0.0983) Blue
45 UPR
2.495 - 2.498 (0.0982 - 0.0983) Blue
LWR 2.498 - 2.501 (0.0983 - 0.0985) Pink
56 UPR
2.498 - 2.501 (0.0983 - 0.0985) Pink
LWR 2.501 - 2.504 (0.0985 - 0.0986) Purple
67 UPR
2.501 - 2.504 (0.0985 - 0.0986) Purple
LWR 2.504 - 2.507 (0.0986 - 0.0987) White
78 UPR
2.504 - 2.507 (0.0986 - 0.0987) White
LWR 2.507 - 2.510 (0.0987 - 0.0988) Red
UndersizeThickness Main journal diameter
0.25 (0.0098) 2.618 - 2.626 (0.1031 - 0.1034) Grind so that bearing clearance is the specified value.
Items StandardLimit
Main bearing oil clearance No.1 and 5
0.001 - 0.011 (0.00004 - 0.0004) 0.021 (0.0008)
No.2, 3 and 4 0.007 - 0.017 (0.0003 - 0.0007) 0.027 (0.0011)
Grade numberThickness “T ” mm (in) Identification color (mark)
0 1.500 - 1.503 (0.0591 - 0.0592) Black
1 1.503 - 1.506 (0.0592 - 0.0593) Brown
2 1.506 - 1.509 (0.0593 - 0.0594) Green
3 1.509 - 1.512 (0.0594 - 0.0595) Yellow
UndersizeThicknessCrank pin journal diameter “Dp ”
0.25 (0.0098) 1.627 - 1.635 (0.0641 - 0.0644) Grind so that bearing clearance is the specified value.

EM-114Revision: November 2009
SERVICE DATA AND SPECIFICATIONS (SDS)
2006 QX56
Connecting Rod Bearing Oil Clearance
Unit: mm (in)
Items Standard Limit
Connecting rod bearing oil clearance 0.020 - 0.039 (0.0008 - 0.0015) 0.055 (0.0022)

EX-1
EXHAUST SYSTEM
B ENGINE
CONTENTS
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SECTION
A
EX
Revision: November 2009 2006 QX56
PREPARATION ......................................................
..... 2
Special Service Tool ............................................ ..... 2
Commercial Service Tools ................................... ..... 2
EXHAUST SYSTEM ................................................... 3 Checking Exhaust System ...................................
..... 3
Removal and Installation ..................................... ..... 3
REMOVAL ........................................................ ..... 4
INSTALLATION ................................................ ..... 4
INSPECTION AFTER INSTALLATION ............. ..... 4

EX-2Revision: November 2009
PREPARATION
2006 QX56
PREPARATIONPFP:00002
Special Service ToolEBS00M3V
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service ToolsEBS00M3W
Tool number
(Kent-Moore No.)
Tool nameDescription
KV10114400
(J-38365)
Heated oxygen sensor wrench Loosening or tightening heated oxygen sen-
sors:
a: 22 mm (0.87 in)
S-NT636
(Kent-Moore No.)
Tool name
Description
a: (J-43897-18)
b: (J-43897-12)
Oxygen sensor thread cleaner Reconditioning the exhaust system threads
before installing a new heated oxygen sensor
(Use with anti-seize lubricant shown below):
a: J-43897-18 (18 mm, 0.71 in) dia. for zirco-
nia oxygen sensor
b: J-43897-12 (12 mm, 0.47 in) dia. for tita-
nia oxygen sensor
Anti-seize lubricant (Permatex 133AR
or equivalent meeting MIL specifica-
tion MIL-A-907) Lubricating oxygen sensor thread cleaning
tool when reconditioning exhaust system
threads
Power tool Loosening nuts and bolts
AEM488
AEM489
PBIC0190E

FAX-1
FRONT AXLE
D DRIVELINE/AXLE
CONTENTS
CE F
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SECTION
A
B
FA X
Revision: November 2009 2006 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
WHEEL HUB ......................................................... ..... 5
On-Vehicle Inspection and Service ..................... ..... 5
WHEEL BEARING INSPECTION .................... ..... 5
Removal and Installation ..................................... ..... 5
REMOVAL ........................................................ ..... 5
INSPECTION AFTER REMOVAL .................... ..... 6
INSTALLATION ................................................ ..... 6DRIVE SHAFT ........................................................
..... 7
Removal and Installation ..................................... ..... 7
REMOVAL ........................................................ ..... 7
INSPECTION AFTER REMOVAL .................... ..... 7
INSTALLATION ................................................ ..... 8
Disassembly and Assembly ................................. ..... 8
DISASSEMBLY ................................................ ..... 8
INSPECTION AFTER DISASSEMBLY ............. ..... 9
ASSEMBLY ...................................................... ... 10
SERVICE DATA AND SPECIFICATIONS (SDS) ... ... 13
Wheel Bearing ..................................................... ... 13
Drive Shaft ........................................................... ... 13
Boot Bands .......................................................... ... 13

PREPARATIONFAX-3
CE F
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B
FA X
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

WHEEL HUBFAX-5
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FA X
Revision: November 2009 2006 QX56
WHEEL HUBPFP:43202
On-Vehicle Inspection and ServiceEDS003BN
Make sure the mounting conditions (looseness, backlash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION

Move wheel hub in the axial direction by hand. Make sure there
is no looseness of wheel bearing.

Rotate wheel hub and make sure there is no unusual noise or
other irregular conditions. If there are any irregular conditions,
replace wheel hub and bearing assembly.
Removal and InstallationEDS003BO
REMOVAL
1. Remove wheel and tire using power tool.
2. Remove engine under cover using power tool.
3. Without disassembling the hydraulic lines, remove caliper torque member bolts using power tool. Then
reposition brake caliper aside with wire. Refer to BR-22, "
Removal and Installation of Brake Caliper and
Disc Rotor" .
NOTE:
Do not press brake pedal while brake caliper is removed. Axial end play limit : 0.05 mm (0.002 in) or less
SMA571A
1. Disc rotor
2. Wheel hub and bearing assembly 3. Wheel stud
4. Splash guard 5. Steering knuckle⇐Front
WDIA0328E

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

FAX-14
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: November 20092006 QX56

FFD-1
FRONT FINAL DRIVE
D DRIVELINE/AXLE
CONTENTS
CE F
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SECTION
A
B
FFD
Revision: November 2009 2006 QX56
PRECAUTIONS .....................................................
..... 2
Precautions for Servicing Front Final Drive ......... ..... 2
PREPARATION ...................................................... ..... 3
Special Service Tools .......................................... ..... 3
Commercial Service Tools ................................... ..... 5
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING ........................................... ..... 6
NVH Troubleshooting Chart ................................ ..... 6
DIFFERENTIAL GEAR OIL ................................... ..... 7
Changing Differential Gear Oil ............................ ..... 7
DRAINING ........................................................ ..... 7
FILLING ............................................................ ..... 7
Checking Differential Gear Oil ............................. ..... 7
DIFFERENTIAL GEAR OIL LEAKAGE AND
LEVEL .............................................................. ..... 7
FRONT OIL SEAL ................................................. ..... 8
Removal and Installation ..................................... ..... 8
REMOVAL ........................................................ ..... 8
INSTALLATION ................................................ ..... 9
SIDE OIL SEAL ..................................................... ... 10
Removal and Installation ..................................... ... 10
REMOVAL ........................................................ ... 10
INSTALLATION ................................................ ... 10CARRIER COVER .................................................
... 11
Removal and Installation ..................................... ... 11
REMOVAL ........................................................ ... 11
INSTALLATION ................................................ ... 11
FRONT FINAL DRIVE ASSEMBLY ....................... ... 12
Removal and Installation ..................................... ... 12
REMOVAL ........................................................ ... 12
INSTALLATION ................................................ ... 13
Disassembly and Assembly ................................. ... 14
COMPONENTS ................................................ ... 14
ASSEMBLY INSPECTION AND ADJUSTMENT ... 15
DISASSEMBLY ................................................ ... 18
INSPECTION AFTER DISASSEMBLY ............. ... 23
ADJUSTING AND SELECTING WASHERS .... ... 23
ASSEMBLY ...................................................... ... 25
SERVICE DATA AND SPECIFICATIONS (SDS) ... ... 31
General Specifications ......................................... ... 31
Inspection and Adjustment .................................. ... 31
DRIVE GEAR RUNOUT ................................... ... 31
SIDE GEAR CLEARANCE ............................... ... 31
PRELOAD TORQUE ........................................... 31
BACKLASH ...................................................... ... 31
COMPANION FLANGE RUNOUT .................... ... 31
SELECTIVE PARTS ......................................... ... 32