Infiniti Q45. Manual - part 755

RAX-1

REAR AXLE

D  DRIVELINE/AXLE

CONTENTS

C

E

F

G

H

I

J

K

L

M

SECTION 

RAX

A

B

RAX

REAR AXLE

PRECAUTIONS .......................................................... 2

Caution ..................................................................... 2

PREPARATION ........................................................... 3

Special Service Tools (SST) ..................................... 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

COMPONENT ....................................................... 5
REMOVAL ............................................................. 5
INSPECTION AFTER REMOVAL  ......................... 6

INSTALLATION ..................................................... 6

Disassembly and Assembly ...................................... 6

DISASSEMBLY ..................................................... 6
INSPECTION AFTER DISASSEMBLY .................. 7
ASSEMBLY ........................................................... 7
INSPECTION AFTER ASSEMBLY ........................ 8

REAR DRIVE SHAFT  ................................................. 9

Removal and Installation  .......................................... 9

REMOVAL ............................................................. 9
INSPECTION AFTER REMOVAL  ......................... 9
INSTALLATION ..................................................... 9

Disassembly and Assembly .................................... 10

DISASSEMBLY ................................................... 10
INSPECTION AFTER DISASSEMBLY ................ 11
ASSEMBLY ......................................................... 12

SERVICE DATA AND SPECIFICATIONS (SDS)  ...... 15

Wheel Bearing  ........................................................ 15
Drive Shaft .............................................................. 15

RAX-2

PRECAUTIONS

PRECAUTIONS

PFP:00001

Caution

NDS0006J

Observe the following precautions when disassembling and assembling drive shaft.

●

Perform work in a location which is as dust-free as possible.

●

Before disassembling and assembling, clean the outside of parts.

●

Prevention of entry of foreign objects must be taken into account during disassembly of the service loca-
tion.

●

Disassembled parts must be carefully reassembled in the correct order. If work is interrupted, a clean
cover must be placed over parts.

●

Paper shop cloths must be used. Fabric shop cloths must not be used because of the danger of lint adher-
ing to parts.

●

Disassembled parts (except for rubber parts) should be cleaned with kerosene which shall be removed by
blowing with air or wiping with paper shop cloths.

PREPARATION

RAX-3

C

E

F

G

H

I

J

K

L

M

A

B

RAX

PREPARATION

PFP:00002

Special Service Tools (SST)

NDS0006K

The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.

Commercial Service Tools

NDS0006L

Tool number
(Kent-Moore No.)
Tool name

Description

ST33220000
(

—

)

Drift
a: 32 mm (1.26 in) dia.
b: 21 mm (0.83 in) dia.

●

Removing wheel hub

●

Removing wheel bearing outer side inner 
race

ST33251000
(

—

)

Drift

Installing wheel hub

ST35300000
(

—

)

Drift
a: 45 mm (1.77 in) dia.
b: 59 mm (2.32 in) dia.

Installing wheel hub

KV38100500
(

—

)

Drift
a: 80 mm (3.15 in) dia
b: 60 mm (2.36 in) dia

Installing drive shaft plug

KV38102200
(

—

)

Drift
a: 90 mm (3.54 in) dia
b: 31 mm (1.22 in) dia

Installing drive shaft plug

ZZA0539D

ZZA0982D

ZZA0881D

ZZA0701D

ZZA0920D

Tool name

Description

Power tool

●

Removing wheel nuts

●

Removing brake caliper assembly

PBIC0190E

RAX-4

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

PFP:00003

NVH Troubleshooting Chart

NDS0006M

Use chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.

×

: Applicable

Reference page

—

RAX-

1

1

—

RAX-

5

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NVH in

 PR s

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NVH i

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 RFD s

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 in

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IVE SHAFT in

 th

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NVH in

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NVH in

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Possible cause and SUSPECTED PARTS

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PROPELL

E

R SHAF

T

DIFFERENTIAL

REAR AXLE AND 

RE

AR 

SUSPENSION

REAR AXLE

TIRES

ROAD W

H

EEL

S

D

R

IV

E

 SH

AF

T

BRAKES

STEERING

Symptom

DRIVE 
SHAFT

Noise

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

×

REAR 
AXLE

Noise

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

×

Vibration

×

×

×

×

×

×

×

Shimmy

×

×

×

×

×

×

×

Judder

×

×

×

×

×

×

Poor quality ride or handling

×

×

×

×

×