ITB17-001E
Service Bulletin Details
Public Details for: ITB17-001E
Fluid leak caused by transfer assembly right side drive shaft oil seal this bulletin has been amended. See amendment history on the last page. Please discard previous versions of this bulletin.
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Classification: Reference: Date: TF16-002E ITB17-001E December 13, 2023 FLUID LEAK CAUSED BY TRANSFER ASSEMBLY RIGHT SIDE DRIVE SHAFT OIL SEAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. APPLIED VEHICLES: APPLIED DRIVELINES: 2019-2024 QX50 (J55) 2022-2024 QX55 (FJ55) 2014-2020 QX60 (L50) 2014-2017 QX60 Hybrid (L50H) AWD only SERVICE INFORMATION If fluid is leaking from the front passenger (RH) side of the transfer assembly, refer to the information in this bulletin. The fluid leak is NOT caused by the dust seal shown in Figure 1. This repair does NOT require transfer assembly removal from the vehicle. RH drive (RH) Passenger Sideshaft Drive Shaft Transfer assembly 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. 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. 1/8 REQUIRED SPECIAL TOOL(S) New or replacement Essential Tools are available from Tech•Mate online: www.techmatetools.com, or by phone: 1-833-397-3493. When ordering, keep in mind that the tool part number prefix has changed from “J” to “NI”. For example, J-52469-1 is now NI-52469-1. J-52469-1 Seal Protector Figure 2 J-8092 Driver Handle J-52280 Driver Handle Figure 3 2/8 ITB17-001E J-52282 Seal Installer Figure 4 J-52390 J-52390 Seal Installer Seal Ins Figure 5 3/8 ITB17-001E TY21C Transfer Assembly – Exploded View for Reference Only Do not disassemble this section for 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 4/8 ITB17-001E Transfer cover shown removed for reference only Transfer assembly shown removed for reference only Ring gear shaft 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. Figure 7 shows the transfer assembly removed from the vehicle and the transfer cover removed from the transfer assembly for reference only. 5/8 ITB17-001E Passenger (RH) Side Drive Shaft Oil Seal Replacement Recommendations For passenger (RH) front drive shaft removal and installation, refer to the ESM: TRANSMISSION & DRIVELINE > FRONT AXLE > REMOVAL AND INSTALLATION > FRONT DRIVE SHAFT > RH > AWD o When removing the passenger (RH) drive shaft on a 2019-2024 QX50 or on a 2022-2024 QX55, and you are replacing the drive shaft oil seal and the dust seal, it is recommended to remove the support bearing bracket for additional clearance. To avoid leak recurrence and damage to the transfer assembly and new seals, follow the sequence below on 2019-2024 QX50 and 2022-2024 QX55 vehicles for drive shaft support bearing bracket reinstallation. 1. Place and hold the drive shaft support bearing bracket into position, ensuring it is flat against the engine block and flat against the transfer assembly, and loosely install the bolts (Figure 8). Finger tighten this bolt first Drive shaft support bearing bracket Finger tighten this bolt second Figure 8 2. While continuing to hold the drive shaft support bearing bracket into position, finger tighten the top drive shaft support bearing bracket to engine block bolt first, and then finger tighten the lower drive shaft support bearing bracket to engine block bolt. 3. Finger tighten the drive shaft support bearing bracket to transfer assembly bolts. 6/8 ITB17-001E 4. While continuing to hold the drive shaft support bearing bracket into position, torque the top drive shaft support bearing bracket to engine block bolt to specification first, and then torque the lower drive shaft support bearing bracket to engine block bolt (Figure 9). Torque this bolt first Drive shaft support bearing bracket to engine block bolt torque: 48.0 N•m (4.9 kg-m, 35 ft-lb) Torque this bolt second Figure 9 5. Torque the drive shaft support bearing bracket to transfer assembly bolts to specification. Drive shaft support bearing bracket to transfer assembly bolt torque: 48.0 N•m (4.9 kg-m, 35 ft-lb) 7/8 ITB17-001E PARTS INFORMATION DESCRIPTION PART # PREFIX (1) QUANTITY SEAL-OIL, DRIVE PINION (Drive shaft oil seal) 33114 1 SEAL-OIL (Dust Seal) 33142 1 PIN-COTTER (2) 40073 1 NUT-LOCK, FRONT WHEEL BEARING (Axle Hub Nut) 40262 1 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. (2) All models except 2019-2024 QX50 (J55) and 2022-2024 QX55 (FJ55). 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 QX55 (FJ55) QX60 (L50) FRT 2.1 (1) KX05AA ZR QX60 (L50H) 53 2.1 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 June 17, 2022 ITB17-001D Changes throughout December 13, 2023 ITB17-001E APPLIED VEHICLES and Tech•Mate contact information revised 8/8 ITB17-001E