Content .. 383 384 385 386 ..

Nissan Pathfinder (2012 year). Manual - part 385

FAX-12

< UNIT DISASSEMBLY AND ASSEMBLY >

DRIVE SHAFT

UNIT DISASSEMBLY AND ASSEMBLY

DRIVE SHAFT

VQ40DE
VQ40DE : Disassembly and Assembly

INFOID:0000000007357681

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 boot bands and slide the boot back.
3. Put matching marks on housing and shaft before separating joint assembly.

CAUTION:

Use paint or similar substance for matching marks. Do not scratch the surfaces.

4. Remove the stopper ring with a suitable tool as shown, and pull

the housing off.

Circlip

Dust cover

Housing

Snap ring

Ball cage, steel ball and inner race assembly

Stopper ring

Boot band

Boot

Shaft

10.

Joint sub-assembly

WDIA0342E

SFA476

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-13

< UNIT DISASSEMBLY AND ASSEMBLY >

FAX

5. Remove the snap ring, then remove the ball cage, steel ball,

inner race assembly from the shaft.

6. Remove the boot from the shaft.
7. Remove circlip and dust cover from housing.
8. Clean the old grease off of 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 and slide the boot back.
3. Screw a sliding hammer or suitable tool 30 mm (1.18 in) or more

into threaded part of joint sub-assembly. Pull joint sub-assembly

off of shaft as shown.

NOTE:

Align the sliding hammer and shaft and remove the joint sub-

assembly by pulling directly.

CAUTION:

• If the joint sub-assembly cannot be removed after five or

more unsuccessful attempts, replace the entire drive shaft

assembly.

4. Remove boot from the shaft.
5. Remove circlip from the shaft.
6. While rotating the ball cage, clean the old grease off of the joint sub-assembly using paper towels.

INSPECTION AFTER DISASSEMBLY

Shaft

• Replace the shaft if there is any bending, 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 irregular conditions are found in the joint sub-assembly components, replace the entire joint

sub-assembly.

Housing

NOTE:

Housing, ball cage, steel ball, and inner race are in a set.

• Check for any compression scars, cracks, fractures, or unusual wear on the ball rolling surface.

• Check for any deformation of the boot installation components.

Ball Cage

• Check the sliding surface for any compression scars, cracks, or fractures of sliding surface.

Steel Ball

• Check for any compression scars, cracks, fractures, or unusual wear.

Inner Race

• Check the ball sliding surface for any compression scars, cracks, or fractures.

• Check for any damage to the serrated part.

ASSEMBLY

SFA514A

SDIA0606E

August 2012

2012 Pathfinder

FAX-14

< UNIT DISASSEMBLY AND ASSEMBLY >

DRIVE SHAFT

Final Drive Side

1. Wrap the serrated part of the shaft with tape. Install the boot

band and boot to shaft.

NOTE:

Discard the old boot band and boot and use a new one for

assembly.

2. Remove the tape wound around the serrated part of the shaft.

3. Install the ball cage, steel ball, and inner race assembly on the

shaft, and secure them using the snap ring.

NOTE:

Discard the old snap ring and use a new one for assembly.

4. Insert the specified quantity of Genuine NISSAN Grease or

equivalent, into the housing. Refer to

MA-18, "FOR USA AND

CANADA : Fluids and Lubricants"

(United States and Canada),

MA-20, "FOR MEXICO : Fluids and Lubricants"

(Mexico).

CAUTION:

If grease adheres to the boot mounting surface (indicated

by * marks) on shaft and housing, boot may come off.

Remove all grease from surfaces.

5. Install the stopper ring onto the housing.

CAUTION:

• Do not reuse stopper rings.

• Make sure that housing and stopper ring are fully engaged.

6. 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.

7. Check that the boot installation length (L) is the length indicated

below. Insert a suitable tool into the large side 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 suitable tool to the inside of the boot.

SFA800

SDIA1125E

Grease capacity

: Refer to

FAX-22, "VQ40DE :

Drive Shaft"

SDIA1446E

Boot installation length (L)

: Refer to

FAX-22,

"VQ40DE : Drive
Shaft"

AWDIA0681GB

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-15

< UNIT DISASSEMBLY AND ASSEMBLY >

FAX

8. Secure the big and small ends of the boot with the new boot

bands as shown.

NOTE:

Discard not reuse boot bands.

9. Secure housing and shaft and then make sure that they are in the correct position when rotating boot. Use

a new boot band if the boot band needs to be loosened to reposition the boot.

10. Install circlip and dust cover to housing.

NOTE:

Do not reuse circlip and dust cover.

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-18, "FOR

USA AND CANADA : Fluids and Lubricants"

(United States and

Canada),

MA-20, "FOR MEXICO : Fluids and Lubricants"

(Mex-

ico). After inserting the grease, use a shop cloth to wipe off the

grease that has oozed out.

2. Wrap the serrated part of the 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 shaft.

4. Attach the circlip to the shaft. The circlip must fit securely into

the shaft groove. Attach the nut to the joint sub-assembly.

Use a soft hammer to press-fit the circlip.

NOTE:

Discard the old circlip and use a new one for assembly.

5. Insert the specified quantity of Genuine NISSAN Grease or

equivalent, into the joint sub-assembly and the large end of the

boot. Refer to

MA-18, "FOR USA AND CANADA : Fluids and

Lubricants"

(United States and Canada),

MA-20, "FOR MEXICO

: Fluids and Lubricants"

(Mexico).

SFA395

SDIA1127E

SFA800

Grease capacity

: Refer to

FAX-22, "VQ40DE

: Drive Shaft"

RAC0049D

August 2012

2012 Pathfinder

FAX-16

< UNIT DISASSEMBLY AND ASSEMBLY >

DRIVE SHAFT

6. Install the boot securely into the grooves (indicated by the *

marks) as shown.

CAUTION:

If there is grease on the boot mounting surfaces (indicated

by the * marks) of the shaft and joint sub-assembly, the

boot may come off. Remove all grease from the drive shaft

surfaces.

7. Check that the boot installation length (L) is the specified length.

Insert a suitable tool into the large side of the boot. Bleed the air

from the boot to prevent boot deformation.

CAUTION:

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

• Do not contact inside surface of boot with the tip of the suitable tool.

8. Secure large and small ends of the boot using new boot bands

using a boot band crimping tool as shown.

NOTE:

Do not reuse boot bands.

• Secure boot band so that dimension (M) meets specification

as shown.

9. After installing the housing to the shaft, rotate the boot to check

that it is positioned correctly. If the boot is not positioned cor-

rectly, remove the old boot bands then reposition the boot and

secure the boot with new boot bands.

VK56DE

Boot installation length (L)

: Refer to

FAX-22,

"VQ40DE : Drive
Shaft"

Tool number : KV40107300 ( — )

JPDIF0142ZZ

RAC1133D

Dimension (M)

: Refer to

FAX-22, "VQ40DE : Boot

Bands"

DSF0047D

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-17

< UNIT DISASSEMBLY AND ASSEMBLY >

FAX

VK56DE : Disassembly and Assembly

INFOID:0000000007357682

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 suitable tool as shown, and pull

the housing off.

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.

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

SRA249A

SFA514A

August 2012

2012 Pathfinder

FAX-18

< UNIT DISASSEMBLY AND ASSEMBLY >

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.

Steel Ball

• Check for any compression scars, cracks, fractures, or unusual wear.

Inner Race

• Check the ball sliding surface for any compression scars, cracks, or fractures.

• Check for any damage to the serrated part.

CAUTION:

If any defective conditions are found, install a new housing, ball cage, steel ball, and inner race as a

set.

ASSEMBLY

Final Drive Side

SDIA0606E

August 2012

2012 Pathfinder

DRIVE SHAFT

FAX-19

< UNIT DISASSEMBLY AND ASSEMBLY >

FAX

1. Wrap the serrated part of the drive shaft with tape. Install the

boot band and boot to drive shaft.

NOTE:

Discard the old boot band and boot and use a new one for

assembly.

2. Remove the tape wound around the serrated part of the drive shaft.

3. Install the ball cage, steel ball, and inner race assembly on the

drive shaft, and secure them tightly using the snap ring.

NOTE:

Discard the old snap ring and use a new one for assembly.

4. Insert the specified quantity of Genuine NISSAN Grease or

equivalent, onto the housing (indicated by * marks), and install it

onto shaft. Refer to

MA-18, "FOR USA AND CANADA : Fluids

and Lubricants"

5. Install the stopper ring onto the housing.
6. After installation, pull on the shaft to check engagement between the sliding joint and the stopper ring.

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 the large end of the boot. Bleed

air from the 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 suitable tool to the inside of the boot.