2010 INFINITI QX56 Factory Service Manual

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Page 1329 of 4210

INFINITI QX56 2010 Factory Service Manual SIDE OIL SEALDLN-247
< ON-VEHICLE REPAIR > [REAR FINAL DRIVE: R230]
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SIDE OIL SEAL
Removal and InstallationINFOID:0000000005148933
REMOVAL
1. Remove the drive shaft fro

Page 1330 of 4210

INFINITI QX56 2010 Factory Service Manual DLN-248
< ON-VEHICLE REPAIR >[REAR FINAL DRIVE: R230]
SIDE OIL SEAL
Check the differential gear oil level
after installation. Refer to DLN-244, "Checking Rear Differential
Gear Oil".
Revision: April

Page 1331 of 4210

INFINITI QX56 2010 Factory Service Manual CARRIER COVERDLN-249
< ON-VEHICLE REPAIR > [REAR FINAL DRIVE: R230]
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CARRIER COVER
Removal and InstallationINFOID:0000000005148934
REMOVAL
1. Remove the rear final driv

Page 1332 of 4210

INFINITI QX56 2010 Factory Service Manual DLN-250
< REMOVAL AND INSTALLATION >[REAR FINAL DRIVE: R230]
REAR FINAL DRIVE
REMOVAL AND INSTALLATION
REAR FINAL DRIVE
Removal and InstallationINFOID:0000000005148935
REMOVAL
1. Remove the spare tire

Page 1333 of 4210

INFINITI QX56 2010 Factory Service Manual REAR FINAL DRIVEDLN-251
< REMOVAL AND INSTALLATION > [REAR FINAL DRIVE: R230]
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7. Place a suitable jack under the rear final drive assembly. CAUTION:
Do not place the j

Page 1334 of 4210

INFINITI QX56 2010 Factory Service Manual DLN-252
< REMOVAL AND INSTALLATION >[REAR FINAL DRIVE: R230]
REAR FINAL DRIVE
REAR FINAL DRIVE BREATHER
• Fill the rear final drive assembl
y with differential gear oil after installation. Refer to

Page 1335 of 4210

INFINITI QX56 2010 Factory Service Manual REAR FINAL DRIVEDLN-253
< DISASSEMBLY AND ASSEMBLY > [REAR FINAL DRIVE: R230]
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DISASSEMBLY AND ASSEMBLY
REAR FINAL DRIVE
Disassembly and AssemblyINFOID:0000000005148936

Page 1336 of 4210

INFINITI QX56 2010 Factory Service Manual DLN-254
< DISASSEMBLY AND ASSEMBLY >[REAR FINAL DRIVE: R230]
REAR FINAL DRIVE
ASSEMBLY INSPECTION AND ADJUSTMENT
• Drain the differential gear oil before inspection and adjustment. Refer to
DLN-244

DLN-254
< DISASSEMBLY AND ASSEMBLY >[REAR FINAL DRIVE: R230]
REAR FINAL DRIVE
ASSEMBLY INSPECTION AND ADJUSTMENT
• Drain the differential gear oil before inspection and adjustment. Refer to
DLN-244.
• Remove and install the carrier cover as necessary for inspection and adjustment. Refer to DLN-249
.
Total Preload Torque
1. Remove the side flanges if necessary. Refer to DLN-247, "Removal and Installation".
CAUTION:
The side flanges must removed in or der to measure total preload torque.
2. Rotate the drive pinion back and forth 2 to 3 times to check for unusual noise and rotation malfunction.
3. Rotate the drive pinion at least 20 times to check for smooth operation of the bearings.
4. Measure the total preload torque using Tool.
NOTE:
Total preload torque = Drive pinion bearing preload torque +
Side bearing preload torque
• If the measured value is out of the specification, check and adjust each part. Adjust the drive pinion
bearing preload torque first, then adjust the side bearing preload torque.
CAUTION:
Select a side bearing adjusting wash er for right and left individually.
Drive Gear Runout
1. Drive pinion lock nut 2. Companion flange3. Front oil seal
4. Drive pinion front bearing 5. Collapsible spacer6. Drive pinion rear bearing
7. Drive pinion height adjusting washer 8. Drive pinion 9. Gear carrier
10. Drive gear 11. Pinion mate shaft12. Lock pin
13. Pinion mate gear 14. Pinion mate thrust washer 15. Side gear
16. Side gear thrust washer 17. Differential case18. Side bearing
19. Side bearing adjusting washer 20. Bearing cap 21. Carrier cover
22. Filler plug 23. Drain plug24. Side oil seal
Tool number : ST3127S000 (J-25765-A)
Total preload torque
: Refer to DLN-270, "
Inspection and Adjustment"
SPD884
If the total preload torque is greater than specification
On drive pinion bearings: Replace the collapsible spacer.
On side bearings: Use thinner side b earing adjusting washers by the same
amount on each side. Refer to DLN-270, "
Inspection and Adjust-
ment".
If the total preload torque is less than specification On drive pinion bearings: Tighten the drive pinion lock nut.
On side bearings: Use thicker side b earing adjusting washers by the same
amount on each side. Refer to DLN-270, "
Inspection and Ad-
justment".
Revision: April 20092010 QX56

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