2009 INFINITI QX56 200

DLN-132
< ON-VEHICLE REPAIR >[ATX14B]
FRONT OIL SEAL
1. Install the new front oil seal until it is flush with the end face of
the front case using Tool.
CAUTION:
 Do not reuse oil seal.
 Apply petroleum jelly to oil seal.
2. Align the matching mark of the front drive shaft with the match- ing mark of the companion flange, then install the companion
flange.
3. Install the new self-lock nut. Tighten to the specified torque using suitable tool. Refer to DLN-142, "Disassembly and
Assembly".
CAUTION:
Do not reuse self-lock nut.
4. Install the front propeller shaft. Refer to DLN-186, "Removal and
Installation".
5. Refill the transfer with fluid and check for fluid leakage and fluid level. Refer to DLN-129, "Inspection"
.
Tool number : KV38100500 ( — )
SDIA2662E
SDIA2658E
LDIA0147E
Revision: December 20092009 QX56

REAR OIL SEALDLN-133
< ON-VEHICLE REPAIR > [ATX14B]
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REAR OIL SEAL
Removal and InstallationINFOID:0000000004193527
REMOVAL
1. Partially drain the transfer fluid. Refer to DLN-129, "Replacement".
2. Remove the rear propeller shaft. Refer to DLN-196, "Removal and Installation"
.
3. Remove the dust cover from the rear case. CAUTION:
Do not damage the rear case.
4. Remove the rear oil seal from the rear case using Tool. CAUTION:
Do not damage the rear case.
INSTALLATION
1. Install the new rear oil seal until it is flush with the end face of therear case using Tool.
CAUTION:
 Do not reuse oil seal.
 Apply petroleum jelly to oil seal.
2. Apply petroleum jelly to the circumference of the new dust cover (1). Position the new dust cover as shown.
CAUTION:
 Do not reuse dust cover.
 Position the projection in the position shown.
 Rear case assembly (2)
 Protrusions (A)
WDIA0127E
Tool number : KV381054S0 (J-34286)
LDIA0139E
Tool number : ST30720000 (J-25405)
LDIA0140E
AWDIA0550GB
Revision: December 20092009 QX56

DLN-134
< ON-VEHICLE REPAIR >[ATX14B]
REAR OIL SEAL
3. Install the new dust cover to the rear case using Tool.
CAUTION:
 Do not reuse dust cover.
 Apply petroleum jelly to dust cover.
4. Install the rear propeller shaft. Refer to DLN-196, "Removal and
Installation".
5. Refill the transfer with fluid and check for fluid leakage and fluid level. Refer to DLN-129, "Replacement"
.
Tool number : KV40105310 ( — )PDIA0116E
Revision: December 20092009 QX56

SIDE OIL SEALDLN-135
< ON-VEHICLE REPAIR > [ATX14B]
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SIDE OIL SEAL
Removal and InstallationINFOID:0000000004193528
REMOVAL
1. Remove the front propeller shaft. Refer to DLN-186, "Removal and Installation".
2. Remove the companion flange. Refer to DLN-142, "Disassembly and Assembly"
.
3. Remove the transfer control device from the transfer assembly. Refer to DLN-136, "Removal and Installa-
tion".
4. Remove the side oil seal using suitable tool. CAUTION:
Do not damage shift cross.
INSTALLATION
1. Install the new side oil seal until it is flush with the end face ofcase using Tool.
CAUTION:
 Do not reuse oil seal.
 Apply petroleum jelly to oil seal.
2. Install the transfer control device to the transfer assembly. Refer to DLN-136, "Removal and Installation"
.
3. Install the companion flange. Refer to DLN-142, "Disassembly
and Assembly".
4. Install the front propeller shaft. Refer to DLN-186, "Removal and Installation"
.
SDIA2666E
Tool number : ST22360002 (J-25679-01)
SDIA2665E
Revision: December 20092009 QX56

DLN-136
< ON-VEHICLE REPAIR >[ATX14B]
TRANSFER CONTROL DEVICE
TRANSFER CONTROL DEVICE
Removal and InstallationINFOID:0000000005874980
REMOVAL
CAUTION:
Change vehicle state to AUTO, and then
remove and install transfer control device.
1. Remove front propeller shaft. Refer to DLN-186, "Removal and Installation"
.
2. Disconnect the transfer control device connector.
3. Remove transfer control lever.
4. Disconnect vacuum line.
5. Remove transfer control device.
INSTALLATION
CAUTION:
Check 4WD shift indicator after installation. Refer to DLN-121, "Precaution for Transfer Assembly and
Transfer Control Unit Replacement".
Installation is in the reverse order of removal.
1. Shift lever 2. Actuator
SDIA2654E
Revision: December 20092009 QX56

AIR BREATHER HOSEDLN-137
< ON-VEHICLE REPAIR > [ATX14B]
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AIR BREATHER HOSE
Removal and InstallationINFOID:0000000005874990
REMOVAL
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
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
ALDIA0110ZZ
ALDIA0111ZZ
Revision: December 20092009 QX56

DLN-138
< ON-VEHICLE REPAIR >[ATX14B]
AIR BREATHER HOSE
3. Install clip (B) on actuator/tr
ansfer 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
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.
AWDIA0011ZZ
AWDIA0012ZZ
SDIA3226E
AWDIA0013ZZ
SDIA3196E
Revision: December 20092009 QX56

AIR BREATHER HOSEDLN-139
< ON-VEHICLE REPAIR > [ATX14B]
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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.
SDIA3194E
Revision: December 20092009 QX56