Nissan Pathfinder (2012 year). Instruction — part 384

FAX-4

< PREPARATION >

PREPARATION

PREPARATION

PREPARATION

Special Service Tool

INFOID:0000000007357674

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

Commercial Service Tool

INFOID:0000000007357675

Tool number
(Kent-Moore No.)
Tool name

Description

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)

KV38105500
(J-33904)
Protector

Installing drive shaft

a: 32 mm (1.26 in) dia

KV40107300
(

—

)

Boot band crimping tool

Installing boot bands

NT694

ZZA0835D

ZZA1229D

Tool name

Description

Power tools

Loosening nuts, screws and bolts

PIIB1407E

August 2012

2012 Pathfinder

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

FAX-5

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

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

×

: Applicable

Reference page

F

AX-22

FAX-7

FAX-6

FAX-6

FAX-7

FAX-6

DL

N-31

7,

"NVH T

rou

bl

es

ho

ot

in

g Cha

rt"

(2

F1

31

0)

DL

N-35

0,

"NVH T

rou

bl

es

ho

oti

ng

Cha

rt"

(R18

0A)

DLN-38

5,

"NVH T

ro

ub

les

h

oot

in

g Ch

art"

(M

20

5)

FS

U-6,

"NVH T

rou

bl

es

ho

oti

ng

Cha

rt"

W

T-4

8, "

N

V

H

T

rou

bl

es

ho

oti

ng

Cha

rt"

W

T-4

8, "

N

V

H

T

rou

bl

es

ho

oti

ng

Cha

rt"

B

R

-6

, "

N

V

H

T

rou

bl

es

ho

oti

ng

Cha

rt"

ST

-1

1,

"NVH T

ro

ubl

es

ho

ot

ing

Cha

rt"

Possible cause and SUSPECTED PARTS

Ex

ce

ss

iv

e j

oi

nt an

gl

e

Jo

in

t s

lid

in

g re

si

st

an

ce

Imb

al

anc

e

Im

pro

pe

r in

st

al

lat

ion

,

lo

ose

ness

P

art

s interference

W

he

el be

arin

g da

ma

ge

PR

OP

EL

LE

R

S

H

A

F

T

FRO

N

T FINAL DRIVE

S

U

S

PENSION

TI

RE

S

ROAD W

H

EEL

BR

AK

E

S

S

T

EERING

Symptom

Noise

×

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

×

×

Vibration

×

×

×

×

×

×

×

×

×

Shimmy

×

×

×

×

×

×

×

×

Shudder

×

×

×

×

×

×

×

×

×

Poor quality ride or
handling

×

×

×

×

×

×

August 2012

2012 Pathfinder

FAX-6

< PERIODIC MAINTENANCE >

WHEEL HUB

PERIODIC MAINTENANCE

WHEEL HUB

On-Vehicle Inspection and Service

INFOID:0000000007357677

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.

Axial end play limit : Refer to

FAX-22, "VQ40DE

: Wheel Bearing"

(VQ40DE)

or

FAX-22, "VK56DE :

Wheel Bearing"

(VK56DE).

SMA571A

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-7

< UNIT REMOVAL AND INSTALLATION >

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UNIT REMOVAL AND INSTALLATION

DRIVE SHAFT

VQ40DE
VQ40DE : Removal and Installation

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REMOVAL

1. Remove wheel and tire using power tool.
2. Remove rear engine under cover using power tool.
3. Remove wheel sensor harness from mount on knuckle, then disconnect wheel sensor harness connector.

CAUTION:

Do not pull on wheel sensor harness.

4. Remove wheel hub and bearing assembly. Refer to

FAX-10, "Removal and Installation"

.

• It is not necessary to remove wheel sensor from wheel hub when wheel hub is not being replaced.

• Carefully feed wheel sensor harness through hole in splash shield.

5. Separate upper link ball joint stud from steering knuckle using

Tool.

• Support lower link with jack.

6. Remove drive shaft assembly.

• Pry drive shaft front final drive using suitable tool.

• Remove differential side oil seal. Refer to

DLN-355, "Removal and Installation"

.

CAUTION:

• When removing drive shaft, do not apply an excessive angle to drive shaft joint. Also be careful

not to excessively 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.

1.

Differential side oil seal

2.

Drive shaft

3.

Drive shaft lock nut

4.

Cotter pin

WDIA0341E

Tool number

: ST29020001 (J-24319-01)

WEIA0119E

August 2012

2012 Pathfinder

FAX-8

< UNIT REMOVAL AND INSTALLATION >

DRIVE SHAFT

• 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.

INSTALLATION

Installation is in the reverse order of removal.

• When installing drive shaft onto front final drive, use Tool to pre-

vent damage to the oil seal while inserting drive shaft. Slide drive

shaft sliding joint and tap with a hammer to install securely.

CAUTION:

Do not reuse the differential side oil seal.

• Tighten wheel nuts to specification. Refer to

WT-50, "Adjustment"

.

VK56DE
VK56DE : Removal and Installation

INFOID:0000000007357679

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, then disconnect wheel sensor harness connector.

CAUTION:

Do not pull on wheel sensor harness.

4. Remove wheel hub and bearing assembly. Refer to

FAX-10, "Removal and Installation"

.

• It is not necessary to remove wheel sensor from wheel hub when wheel hub is not being replaced.

• Carefully feed wheel sensor harness through hole in splash shield.

SFA108A

Tool number

: KV38105500 (J-33904)

SDIA2615E

1.

Cotter pin

2.

Drive shaft nut

3.

Drive shaft

WDIA0329E

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-9

< UNIT REMOVAL AND INSTALLATION >

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5. Separate upper link ball joint stud from steering knuckle using

Tool.

• Support lower link with jack.

6. Remove drive shaft mounting bolts from front final drive.
7. Remove drive shaft assembly.

CAUTION:

• When removing drive shaft, do not apply an excessive angle to drive shaft joint. Also be careful

not to excessively 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.

INSTALLATION

Installation is in the reverse order of removal.

• Tighten wheel nuts to specification. Refer to

WT-50, "Adjustment"

.

Tool number

: ST29020001 (J-24319-01)

WEIA0119E

RAA0030D

August 2012

2012 Pathfinder

FAX-10

< UNIT REMOVAL AND INSTALLATION >

WHEEL HUB

WHEEL HUB

Removal and Installation

INFOID:0000000007357680

REMOVAL

1. Remove wheel and tire using power tool.
2. Without disassembling the hydraulic lines, remove caliper torque member bolts using power tool. Then

reposition brake caliper aside with wire. Refer to

BR-42, "Removal and Installation of Brake Caliper and

Disc Rotor"

.

CAUTION:

Do not press brake pedal while brake caliper is removed.

3. Put alignment mark on disc rotor and wheel hub and bearing

assembly, then remove disc rotor.

4. On 4WD models, remove cotter pin, then remove lock nut from drive shaft using power tool. Refer to

FAX-

7, "VQ40DE : Removal and Installation"

(VQ40DE),

FAX-8, "VK56DE : Removal and Installation"

(VK56DE).

5. Remove wheel sensor from wheel hub and bearing assembly. Refer to

BRC-110, "Removal and Installa-

tion"

(TYPE 1),

BRC-229, "Removal and Installation"

(TYPE 2).

• Inspect the wheel sensor O-ring, replace the wheel sensor assembly if damaged.

• Clean the wheel sensor hole and mounting surface with a suitable brake cleaner and clean lint-free

shop rag. Be careful that dirt and debris do not enter the axle bearing area.

• Apply a coat of suitable grease to the wheel sensor O-ring and mounting hole.

CAUTION:

Do not pull on the wheel sensor harness.

6. On 4WD models, separate drive shaft from wheel hub and bearing assembly.
7. Remove wheel hub and bearing assembly bolts using power tool.

1.

Disc rotor

2.

Wheel hub and bearing assembly

3.

Wheel stud

4.

Splash guard

5.

Steering knuckle

6.

Wheel sensor bracket

WDIA0228E

WDIA0044E

August 2012

2012 Pathfinder

WHEEL HUB

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8. Remove splash guard and wheel hub and bearing assembly from steering knuckle.

• Carefully remove wheel sensor and harness through hole in splash guard.

INSPECTION AFTER REMOVAL

Check for deformity, cracks and damage on each part and replace if necessary.

INSTALLATION

Installation is in the reverse order of removal.

• Use new bolts when installing the wheel hub and bearing assembly.

• When installing disc rotor on wheel hub and bearing assembly,

position the disc rotor according to alignment mark.

(When not using the alignment mark, refer to

BR-42, "Removal

and Installation of Brake Caliper and Disc Rotor"

.)

• When installing wheel and tire, refer to

WT-50, "Adjustment"

.

WDIA0044E

August 2012

2012 Pathfinder