Nissan X-Trail 32. Manual - part 673

TRANSFER CASE

DLN-103

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

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DLN

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TRANSFER CASE

Exploded View

INFOID:0000000010992052

MR20DD models

JSDIA5341GB

Pinion lock nut

Companion flange

Dust cover

Oil seal

Pinion bearing assembly

O-ring

Drive pinion adjusting shim

Drive pinion

O-ring

Oil seal

Dowel pin

Plug

Gasket

Transfer case

Baffle plate

Ring gear bearing adjusting shim 
(transfer case side)

Ring gear bearing (transfer case 
side)

Ring gear

Ring gear shaft

Ring gear shaft oil seal

Ring gear bearing (transfer cover 
side)

Ring gear bearing adjusting shim 
(transfer cover side)

Oil seal

O-ring

Transfer cover

Oil seal

Filler plug

Drain plug

Oil seal lip

Comply with the assembly procedure 
when tightening. Refer to 

DLN-96, 

"Disassembly and Assembly"

.

: N·m (kg-m, in-lb)

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

: Select with proper thickness.

DLN-104

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

TRANSFER CASE

QR25DE models

: Apply transfer oil.

*

: Apply anti-corrosive oil.

: Apply multi-purpose grease.

AWDIA1138ZZ

TRANSFER CASE

DLN-105

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

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Disassembly and Assembly

INFOID:0000000010992053

DISASSEMBLY

1.

Remove transfer cover. Refer to 

DLN-85, "Disassembly and Assembly"

.

2.

Remove ring gear shaft assembly. Refer to 

DLN-90, "Disassembly and Assembly"

.

3.

Remove drive pinion assembly. Refer to 

DLN-96, "Disassembly and Assembly"

.

4.

Remove O-ring from transfer case.

CAUTION:

• Never use a suitable tool.
• Never damage transfer case.

5.

Remove oil seals 

.

CAUTION:

Never damage transfer case.

Filler plug

Gasket

Drain plug

Oil seal

Transfer cover

Oil seal

O-ring

Ring gear bearing adjusting shim 
(transfer cover side)

Ring gear bearing (transfer cover 
side)

Ring gear shaft oil seal

Ring gear shaft

Ring gear bearing (transfer case 
side)

Ring gear bearing adjusting shim 
(transfer case side)

Ring gear

Baffle plate

Transfer case

Plug

O-ring

Oil seal

Dowel pin

Drive pinion

Drive pinion adjusting shim

O-ring

Pinion bearing assembly

Oil seal

Dust cover

Companion flange

Pinion lock nut

Oil seal lip

Comply with the assembly proce-
dure when tightening. Refer to 

DLN-

96, "Disassembly and Assembly"

.

: N·m (kg-m, in-lb)

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

: Apply transfer oil.

*

: Apply anti-corrosive oil.

: Apply multi-purpose grease.

: Select with proper thickness.

JSDIA3983ZZ

DLN-106

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

TRANSFER CASE

6.

Remove baffle plate 

.

7.

Remove the ring gear bearing adjusting shim (transfer case
side) 

 and ring gear bearing outer race (transfer case side) 

by tapping from the 2 cutouts (

) on the transfer case.

CAUTION:

Never damage transfer case.

8.

Remove plug and gasket.

9.

Perform inspection after disassembly. Refer to 

DLN-107,

"Inspection"

.

ASSEMBLY

1.

Select the ring gear bearing adjusting shim (transfer case side). Refer to 

DLN-98, "Adjustment"

.

2.

Install the selected ring gear bearing adjusting shim (transfer
case side) and ring gear bearing outer race (transfer case side)
using suitable tool (A).

CAUTION:

• Never reuse ring gear bearing.
• Apply transfer oil to the ring gear bearing.

3.

Install baffle plate 

.

4.

Install ring gear shaft assembly. Refer to 

DLN-90, "Disassembly

and Assembly"

.

CAUTION:

Protect transfer case oil seals beforehand from being dam-
aged by the spline of ring gear shaft.

5.

Install drive pinion assembly. Refer to 

DLN-96, "Disassembly

and Assembly"

.

6.

Install transfer cover to check and adjust each part. Refer to

DLN-85, "Disassembly and Assembly"

.

NOTE:
At this timing, O-ring installing to transfer cover is not necessary. Install O-ring after backlash and tooth
contact are checked.

7.

Check backlash, tooth contact, total preload and companion flange runout. Refer to 

DLN-98, "Adjust-

ment"

.

CAUTION:

Measure the total preload without oil seals of transfer cover and transfer case.

8.

Reinstall transfer cover to install O-ring. Refer to 

DLN-85, "Disassembly and Assembly"

.

JSDIA3982ZZ

JSDIA3984ZZ

JSDIA3998ZZ

JSDIA3982ZZ