ITB17-001C

Classification:
Reference:
Date:
TF16-002C
ITB17-001C
February 16, 2022
FLUID LEAK CAUSED BY TRANSFER ASSEMBLY
RIGHT SIDE DRIVE SHAFT SEAL
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.
APPLIED VEHICLES:
2019-2021 QX50 (J55)
2014-2020 QX60 (L50)
2014-2017 QX60 Hybrid (L50H)
APPLIED DRIVELINES:
AWD only
RH drive
shaft
SERVICE INFORMATION
If fluid is leaking from the front passenger (RH)
side of the transfer assembly, refer to the
information in this bulletin.
Transfer
assembly
NOTE: The fluid leak is not caused by the dust
seal shown in Figure 1.
Fluid leak not
caused by
this dust seal
Fluid visible
here
Figure 1
1. DO NOT REPLACE the transfer assembly.
2. Replace the drive shaft oil seal and the dust seal.

The drive shaft oil seal and the dust seal can be replaced without removing the transfer assembly from
the vehicle.

It is not necessary to remove the transfer cover to replace the drive shaft oil seal and the dust seal.

Refer to ITB21-023 for drive shaft oil seal and dust seal replacement.
Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained
individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe that
a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti retailer to determine if this
applies to your vehicle.
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Essential Special Service Tools
Additional Essential Tools are available from Tech•Mate online: www.infinititechmate.com or by
phone: 1-800-662-2001.
J-52469-1
Seal Protector
Figure 2
J-8092
Driver Handle
J-52280
Driver Handle
Figure 3
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ITB17-001C
J-52282
Seal Installer
Figure 4
J-52390
J-52390
Seal
Installer
Seal
Ins
Figure 5
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ITB17-001C
TY21C Transfer Assembly – Exploded View for Reference Only
Do not disassemble this
section for the repairs in
this bulletin
Dust seal
Transfer
cover
Drive shaft oil seal: Fits in
end of ring gear shaft *
Ring gear
shaft
Toward front of
vehicle
Figure 6
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ITB17-001C
Transfer cover
shown removed
for reference only
Ring gear
shaft
Transfer assembly
shown removed for
reference only
Fluid leak caused by this seal
(33114-xxxxx); Drive shaft oil seal
Figure 7
To avoid damage to the transfer assembly and new seals, use an appropriate seal installer and seal protector
during the repair.

This repair does NOT require transfer assembly removal from the vehicle.

This repair does NOT require transfer cover removal from the transfer assembly.
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ITB17-001C
PARTS INFORMATION
DESCRIPTION
PART # PREFIX (1)
QUANTITY
SEAL-OIL, DRIVE PINION
(Drive shaft oil seal)
33114
1
33142
1
40073
1
40262
1
SEAL-OIL
(Dust Seal)
PIN-COTTER
NUT-LOCK, FRONT WHEEL BEARING (Axle Hub Nut)
NUT (Lower Strut Nut)
54588
2
(1) Refer to the Electronic Parts Catalog and use the VIN to determine the correct complete Part Numbers for
the vehicle you are working on.
CLAIMS INFORMATION
Submit a Primary Part (PP) line claim using the following claims coding:
DESCRIPTION
MODEL
PFP
OP CODE
SYM
DIA
QX50 (J55)
Replace RH Front
Axle Seal
QX60 (L50)
FRT
2.1
(1)
KX05AA
ZR
QX60 (L50H)
53
1.9
1.8
(1) Refer to the Electronic Parts Catalog and use the Pinion Drive Seal part number (33114-*****) as the
Primary Failed Part.
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
DESCRIPTION
January 20, 2017
ITB17-001
Original bulletin published
March 25, 2020
ITB17-001A
APPLIED VEHICLES and PARTS INFORMATION revised
May 27, 2021
ITB17-001B
APPLIED VEHICLES revised, and two changes made to
the QUANTITY column on page 4
February 16, 2022
ITB17-001C
Changes throughout
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ITB17-001C