Nissan X-Trail 32. Manual - part 669

TRANSFER COVER

DLN-87

< UNIT DISASSEMBLY AND ASSEMBLY >

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8.

Install the transfer cover to the transfer case, and apply anti-cor-
rosive oil onto thread and seats on the mounting bolts. Then
tighten mounting bolts to the specified torque.

9.

Using drift (commercial service tool), install transfer cover oil
seal (outer/inner) with the directions below.

CAUTION:

• When checking the total preload torque, measure it with-

out the oil seal, then install the oil seal.

• Never reuse the oil seal.
• When installing, never incline oil seal.
• Apply multi-purpose grease onto oil seal lips, and transfer oil onto the circumference of the oil

seal.

10. Install gasket onto filler plug and install them to transfer cover.

CAUTION:

• Never reuse gasket.
• Install filler plug after oil is filled.

Inspection

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INSPECTION AFTER DISASSEMBLY

Check items below. If necessary, replace them with new ones.

Transfer cover

Check the bearing mounting surface for wear, cracks and damages.

A

: M10 bolt

B

:  M8  bolt

AWDIA1140ZZ

A

: Installation dimension for transfer cover oil seal (inner) 

B

: Installation dimension for transfer cover oil seal (outer) 

A

: 10.3 +0.6/-0 mm (0.406 +0.024/-0 in)

B

: 0 +0.6/-0 mm (0 +0.024/-0 in)

JSDIA3993ZZ

DLN-88

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

RING GEAR SHAFT

RING GEAR SHAFT

Exploded View

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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.

RING GEAR SHAFT

DLN-89

< UNIT DISASSEMBLY AND ASSEMBLY >

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QR25DE models

: Apply transfer oil.

*

: Apply anti-corrosive oil.

: Apply multi-purpose grease.

AWDIA1138ZZ

DLN-90

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: TY21C]

RING GEAR SHAFT

Disassembly and Assembly

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DISASSEMBLY

1.

Remove transfer cover assembly. Refer to 

DLN-85, "Disassembly and Assembly"

.

2.

Remove ring gear bearing outer race (transfer cover side) and ring gear bearing adjusting shim (transfer
cover side) from the transfer cover. Refer to 

DLN-85, "Disassembly and Assembly"

.

3.

Remove ring gear shaft assembly from the transfer case.

4.

Remove ring gear bearing outer race (transfer case side) and ring gear bearing adjusting shim (transfer
case side) from the transfer case. Refer to 

DLN-105, "Disassembly and Assembly"

.

5.

Remove ring gear bearing inner race (transfer cover side) from
ring gear shaft using suitable tool (A) and suitable tool.

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.

JPDIE0030ZZ