Nissan Pathfinder (2012 year). Manual - part 198

AIR BREATHER HOSE

DLN-149

< REMOVAL AND INSTALLATION >

[TRANSFER: ATX14B]

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7. Install the transfer air breather hose into the breather tube

(transfer, metal connector) until the hose end reaches the base

of the tube. Set transfer air breather hose with paint mark facing

upwards.

8. Install the transfer motor air breather hose into the transfer

motor (case connector) until the hose end reaches the end of

the curved section. Set transfer motor air breather hose with

paint mark facing leftward.

COMPONENTS

VK56DE

REMOVAL

1. Disconnect air breather hose from transfer motor.
2. Disconnect air breather hose from breather tube (transfer).
3. Disconnect air breather hose from actuator.
4. Release air breather hose clamp and clips as necessary.
5. Disconnect air breather hoses from breather tube.

CAUTION:

SDIA3196E

SDIA3194E

AWDIA0010ZZ

1.

Breather tube

2.

Clip A

3.

Clip B

4.

Clip C

5.

Clip D

6.

Actuator

7.

Air breather hose clamp

8.

Clip E

9.

Transfer motor

10. Breather tube (transfer)

Vehicle front

August 2012

2012 Pathfinder

DLN-150

< REMOVAL AND INSTALLATION >

[TRANSFER: ATX14B]

AIR BREATHER HOSE

Note paint marks for installation.

INSTALLATION

CAUTION:

Make sure there are no pinched or restricted areas on each air breather hose caused by folding or

bending when installing it.

1. Install each air breather hose into the breather tube (4). Set

each air breather hose with paint mark facing upward. 

• A/T breather hose (1)

• Transfer breather hose (2)

• Actuator/transfer motor breather hose (3)

• Paint marks (A)

2. Install actuator/transfer motor air breather hose (1) and transfer

air breather hose (2) on clip (A) with the paint mark (B) facing

upward.
•

 :Front

3. Install clip (B) on actuator/transfer motor air breather hose (1)

and transfer air breather hose (2) with the paint mark (A)

matched.
•

 :Front

4. Install actuator/transfer motor air breather hose (1) and transfer

air breather hose (2) on clip (B) and clip (C) with the paint mark

(A) and (D) facing upward.
•

 :Front

ALDIA0110ZZ

ALDIA0111ZZ

AWDIA0011ZZ

AWDIA0012ZZ

August 2012

2012 Pathfinder

AIR BREATHER HOSE

DLN-151

< REMOVAL AND INSTALLATION >

[TRANSFER: ATX14B]

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5. Install the actuator air breather hose into the actuator (case con-

nector) until the hose end reaches the base of the tube. Set

actuator air breather hose with paint mark facing leftward.

6. Install clip (B) on transfer motor air breather hose (2) and trans-

fer air breather hose (1) with the paint mark (A) matched.
•

 :Front

7. Install the transfer air breather hose into the breather tube

(transfer, metal connector) until the hose end reaches the base

of the tube. Set transfer air breather hose with paint mark facing

upwards.

8. Install the transfer motor air breather hose into the transfer

motor (case connector) until the hose end reaches the end of

the curved section. Set transfer motor air breather hose with

paint mark facing leftward.

SDIA3226E

AWDIA0013ZZ

SDIA3196E

SDIA3194E

August 2012

2012 Pathfinder

DLN-152

< REMOVAL AND INSTALLATION >

[TRANSFER: ATX14B]

TRANSFER MOTOR

TRANSFER MOTOR

Removal and Installation

INFOID:0000000007357477

REMOVAL

1. Disconnect the transfer motor connector.
2. Remove the transfer motor air breather hose from the transfer

motor. Refer to 

DLN-147, "Removal and Installation"

.

3. Remove the transfer motor bolts.
4. Remove the transfer motor.

INSTALLATION

1. Apply ATF to the new O-ring and install it to the transfer motor.

CAUTION:

Do not reuse O-rings.

2. Fit the double-flat end of the transfer motor shaft into the slot of

the sub-oil pump assembly. Then tighten to the specified torque.

Refer to 

DLN-156, "Disassembly and Assembly"

.

CAUTION:

Be sure to install connector bracket.

3. Install the transfer motor air breather hose to the transfer motor.

Refer to 

DLN-147, "Removal and Installation"

.

4. Connect the transfer motor connector.
5. Check the transfer fluid. Refer to 

DLN-136, "Inspection"

.

6. Start the engine for one minute. Then stop the engine and recheck the transfer fluid. Refer to 

DLN-136,

"Inspection"

.

SDIA2133E

SDIA2787E

August 2012

2012 Pathfinder

TRANSFER ASSEMBLY

DLN-153

< UNIT REMOVAL AND INSTALLATION >

[TRANSFER: ATX14B]

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UNIT REMOVAL AND INSTALLATION

TRANSFER ASSEMBLY

Removal and Installation

INFOID:0000000007357478

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spill-

ing.

REMOVAL

1. Set transfer state as 2WD when 4WD shift switch is at 2WD.
2. Remove the under covers using power tool.
3. Partially drain the transfer fluid. Refer to 

DLN-136, "Replacement"

.

4. Remove the center exhaust tube and main muffler. Refer to 

EX-7, "Removal and Installation"

.

5. Remove the front and rear propeller shafts. Refer to 

DLN-319, "Removal and Installation"

 (2F1310), 

DLN-

329, "Removal and Installation"

 (2S1330) or 

DLN-340, "Removal and Installation"

 (2S1350).

CAUTION:

Do not damage spline, sleeve yoke and rear oil seal when removing rear propeller shaft.

6. Remove the A/T nuts from the A/T crossmember. Refer to 

TM-198, "4WD : Exploded View"

.

7. Position two suitable jacks under the A/T and transfer assembly.
8. Remove the crossmember. Refer to 

TM-198, "4WD : Exploded View"

.

WARNING:

Support A/T and transfer assembly using two suitable jacks while removing crossmember.

9. Disconnect the electrical connectors from the following:

• ATP switch

• Neutral 4LO switch

• Wait detection switch

• Transfer motor

• Transfer control device

• Transfer terminal cord assembly

10. Remove transfer wiring harness.
11. Disconnect each air breather hose from the following. Refer to 

DLN-147, "Removal and Installation"

.

• Actuator

• Breather tube (transfer)

• Transfer motor

12. Remove the transfer control device from the extension housing.
13. Remove the transfer to A/T and A/T to transfer bolts.
14. Remove the transfer assembly.

WARNING:

Support transfer assembly with suitable jack while removing it.

CAUTION:

Do not damage rear oil seal (A/T).

INSTALLATION

Installation is in the reverse order of removal.

• Tighten the bolts to specification.

• Fill the transfer with new fluid and check for fluid leaks and fluid

level. Refer to 

DLN-136

.

• Start the engine for one minute. Then stop the engine and recheck

the transfer fluid. Refer to 

DLN-136, "Inspection"

.

Transfer bolt torque

: 36 N·m (3.7 kg-m, 27 ft-lb)

SMT872C

August 2012

2012 Pathfinder

DLN-154

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: ATX14B]

TRANSFER ASSEMBLY

UNIT DISASSEMBLY AND ASSEMBLY

TRANSFER ASSEMBLY

Component Parts Location

INFOID:0000000007357479

1.

2-4 sleeve

2.

L-H sleeve

3.

Snap ring

4.

Internal gear

5.

Planetary carrier assembly

6.

Metal bushing

7.

Needle bearing

8.

Sun gear

9.

Carrier bearing

10.

Snap ring

11.

Snap ring

12.

Input bearing

13.

Wait detection switch

14.

Check plug

15.

Check spring

16.

Check ball

17.

Front case

18.

Snap ring

19.

Input oil seal

20.

Shift cross

21.

Side oil seal

22.

Lock pin

23.

Shift lever

24.

Gasket

25.

Drain plug

26.

Front oil seal

27.

Companion flange

28.

Self-lock nut

29.

Mainshaft

30.

Needle bearing

31.

Front bearing

32.

Front drive shaft

33.

Rear bearing

34.

Spacer

35.

Drive chain

36.

Clutch drum

37.

Snap ring

38.

Clutch hub 

39.

Snap ring

40.

Retaining plate

41.

Driven plate (10 sheet)

42.

Drive plate (10 sheet)

43.

Return spring assembly

44.

Press flange

45.

Thrust needle bearing

AWDIA0752GB

August 2012

2012 Pathfinder

TRANSFER ASSEMBLY

DLN-155

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: ATX14B]

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46.

Snap ring

47.

Retaining pin

48.

L-H fork

49.

2-4 fork

50.

Shift fork spring

51.

Fork guide

52.

Retainer pin

53.

Shift rod

A.

Apply Genuine Anaerobic Liquid 
Gasket, Three Bond TB1133c or 
equivalent

B.

Apply Genuine Liquid Gas-
ket, Three Bond TB1215 or 
equivalent

1.

Dust cover

2.

Rear oil seal

3.

Rear case

4.

Breather tube

5.

Seal ring

6.

Main oil pump cover

7.

Inner gear

8.

Outer gear

9.

Main oil pump housing

10.

D-ring

11. D-ring

12.

Clutch piston

13.

Thrust needle bearing race

14. Oil strainer

15.

O-ring

16.

Snap ring

17. Control valve assembly

18.

Lip seal (large 5 pieces)

19.

Lip seal (small 2 pieces)

20. Gasket

21.

Filler plug

22.

Oil filter stud

23. O-ring

24.

Oil filter

25

ATP switch

26. Neutral-4LO switch

27.

Oil pressure check plug

28.

Harness bracket

29. Air breather hose clamp

30.

Stem bleeder

31.

Harness bracket

32. Center case

33.

Mainshaft rear bearing

34.

C-ring

35. Washer holder

36.

Snap ring

WDIA0302E

August 2012

2012 Pathfinder

DLN-156

< UNIT DISASSEMBLY AND ASSEMBLY >

[TRANSFER: ATX14B]

TRANSFER ASSEMBLY

Disassembly and Assembly

INFOID:0000000007357480

DISASSEMBLY

Rear Case

1. Remove the rear case bolts.

2. Remove the rear case from the center case.

3. Remove the dust cover using suitable tool.

4. Remove the rear oil seal using suitable tool.

CAUTION:

Do not damage rear case.

5. Remove the breather tube.

37.

Sub oil pump housing

38. Outer gear

39.

Inner gear

40.

Sub oil pump cover

41. O-ring

42.

Transfer motor

43.

Connector bracket

A.

Apply Genuine Anaerobic Liquid 
Gasket, Three Bond TB1133C or 
equivalent.

B.

Apply Genuine Liquid Gasket, 
Three Bond TB1215 or equiva-
lent.

SDIA2092E

SDIA2093E

SDIA2094E

SDIA2095E

August 2012

2012 Pathfinder