Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti Q45 FY33 F50 2001-2006 Approved 2001_Q45 pd
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PROPELLER SHAFT &
DIFFERENTIAL CARRIER
PD
GI
SECTION MA
EM
LC
EC
CONTENTS
PREPARATION................................................................2 Installation..................................................................12
FE
Special Service Tools ..................................................2 FINAL DRIVE.................................................................13
Commercial Service Tool.............................................4 DISASSEMBLY..............................................................14 AT
NOISE, VIBRATION AND HARSHNESS (NVH) Pre-inspection ............................................................14
TROUBLESHOOTING .....................................................5 Differential Carrier......................................................14
NVH Troubleshooting Chart.........................................5 Differential Case ........................................................16
PROPELLER SHAFT ......................................................6 INSPECTION..................................................................18
On-vehicle Service.......................................................6 Contact Surfaces .......................................................18
Removal.......................................................................6 Bearing.......................................................................18 FA
Installation....................................................................7 ADJUSTMENT ...............................................................19
Inspection.....................................................................8 Differential Case ........................................................19
RA
Disassembly.................................................................8 Side Bearing Preload.................................................20
Assembly .....................................................................9 Pinion Gear Height and Pinion Bearing Preload.......21
ON-VEHICLE SERVICE/REMOVAL AND Tooth Contact.............................................................26 BR
INSTALLATION..............................................................11 ASSEMBLY....................................................................27
Front Oil Seal Replacement ......................................11 SERVICE DATA AND SPECIFICATIONS (SDS) ..........31
Side Oil Seal Replacement .......................................11 Propeller Shaft ...........................................................31 ST
Removal.....................................................................12 Final Drive..................................................................31
RS
BT
HA
EL
IDX
PREPARATION
Special Service Tools
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Tool number
(Kent-Moore No.) Description
Tool name
KV38104700 Removing and installing propeller shaft lock
(J34311) nut, and drive pinion lock nut
Drive pinion flange
wrench
NT355 a: 95 mm (3.74 in)
KV38100800 Mounting final drive
( -- ) (To use, make a new hole.)
Equivalent tool
(J25604-01)
Differential
attachment NT119 a: 156 mm (6.14 in)
ST3090S000 Removing and installing drive pinion rear
( -- ) cone
Drive pinion rear inner
race puller set
k ST30031000
1
(J22912-01)
Puller
k ST30901000
2 a: 90 mm (3.54 in) dia.
( -- ) b: 80 mm (3.15 in) dia.
Equivalent tool c: 50 mm (1.97 in) dia.
(J26010-01) d: 79 mm (3.11 in) dia.
Base e: 45 mm (1.77 in) dia.
NT640 f: 35 mm (1.38 in) dia.
ST3306S001 Removing and installing differential side bear-
( -- ) ing inner cone
Differential side
bearing puller set
k ST3305S001
1
( -- )
Equivalent tool
(J22888-20)
Body
k ST33061000
2
(J8107-2)
Equivalent tool
(J26010-01)
Adapter a: 28.5 mm (1.122 in) dia.
NT072 b: 38 mm (1.50 in) dia.
ST30611000 Installing pinion rear bearing outer race
(J25742-1) (Use with ST30613000)
Drift
NT090
PD-2
PREPARATION
Special Service Tools (Cont'd)
Tool number
(Kent-Moore No.) Description
Tool name
ST30613000 Installing pinion front bearing outer race
(J25742-3) (Use with ST30611000) GI
Drift
a: 72 mm (2.83 in) dia.
MA
NT073 b: 48 mm (1.89 in) dia.
KV38100200 Installing side oil seal EM
(J26233)
Gear carrier side
oil seal drift LC
a: 65 mm (2.56 in) dia.
NT115 b: 49 mm (1.93 in) dia.
EC
KV38100500 Installing front oil seal
( -- )
Gear carrier front FE
oil seal drift
a: 85 mm (3.35 in) dia.
NT115 b: 60 mm (2.36 in) dia. AT
KV38100300 Installing side bearing inner cone
(J25523)
Differential side
bearing inner cone a: 54 mm (2.13 in) dia.
b: 46 mm (1.81 in) dia. FA
NT085 c: 32 mm (1.26 in) dia.
KV38100600 Installing side bearing spacer
(J25267) RA
Side bearing spacer
drift
BR
a: 8 mm (0.31 in)
NT528 b: R42.5 mm (1.673 in)
ST3127S000 Measuring pinion preload and total ST
(See J25765-A) preload
Preload gauge
k GG91030000
1 RS
(J25765)
Torque wrench
k HT62940000
2 BT
( -- )
Socket adapter
k HT62900000
3 HA
( -- )
Socket adapter
NT124
EL
HT72400000 Removing differential case assembly
( -- ) IDX
Slide hammer
NT125
PD-3
PREPARATION
Special Service Tools (Cont'd)
Tool number
(Kent-Moore No.) Description
Tool name
(J34309) Adjusting bearing preload and gear height
Differential shim
selector
NT134
(J25269-4) Selecting pinion height adjusting washer
Side bearing discs
(2 Req'd)
NT136
(J8129) Measuring carrier turning torque
Spring gauge
NT127
KV38107900 Installing final drive side flange
(J39352)
Side oil seal protector
NT129
Commercial Service Tool
Tool name Description
Drift Installing pinion rear bearing outer race
a: 89 mm (3.50 in) dia.
NT131 b: 200 mm (7.87 in)
PD-4
X: Applicable
Reference page
PRO-
Symptom SHAFT
ENTIAL
Possible cause and
PELLER
DIFFER-
SUSPECTED PARTS
Noise
Noise
Shake
Vibration
X
X
Uneven rotation torque --
X
X
X
Center bearing improper installation PD-8
X
X
Excessive center bearing axial end play --
X
X
Center bearing mounting (insulator) cracks, damage or deterioration PD-6
X
X
X
Excessive joint angle --
X
X
Rotation imbalance PD-7
X
X
Excessive runout PD-8
X
Rough gear tooth PD-18
PD-5
X
Improper gear contact PD-26
X
Tooth surfaces worn PD-18
X
Incorrect backlash PD-14
X
Companion flange excessive runout --
X
Improper gear oil Refer to MA section.
X
PROPELLER SHAFT Refer to PROPELLER SHAFT in this chart.
NVH Troubleshooting Chart
X
DIFFERENTIAL Refer to DIFFERENTIAL in this chart.
X
X
X
X
AXLE AND SUSPENSION Refer to FA and RA sections.
X
X
X
X
TIRES Refer to FA section.
X
X
X
ROAD WHEEL Refer to FA section.
X
X
X
X
DRIVE SHAFT Refer to RA section.
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
X
X
X BRAKES Refer to BR section.
X
X
X
X
Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
STEERING Refer to ST section.
GI
AT
EL
FE
ST
FA
BT
LC
RS
EC
RA
HA
BR
EM
MA
IDX
PROPELLER SHAFT
SPD377A
On-vehicle Service
PROPELLER SHAFT VIBRATION
If vibration is present at high speed, check mounting between pro-
peller shaft and companion flange.
Make sure alignment marks A and B are located as close to
each other as possible.
If not, change mounting as indicated in "Installation".
SPD053A
APPEARANCE CHECKING
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