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Home >> Infiniti >> 2009 >> M45 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (Front Final Drive) >> Front Final Drive Assembly >> Disassembly and Assembly >> Disassembly >> Differential Assembly
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Differential Assembly

WARNING: This page is about a different car, the 2008 Infiniti FX45 and 2008 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain gear oil.
  2. Remove carrier cover mounting bolts.
  3. Remove carrier cover to insert the seal cutter between gear carrier and carrier cover.

    Tool number A: KV10111100 (J-37228) 

    CAUTION:
    • Be careful not to damage the mating surface.
    • Do not insert flat-bladed screwdriver, this way damage the mating surface.
    Fig 1: Identifying Carrier Cover
    G05225494Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Remove side retainer.
  5. Remove side bearing adjusting shim.
  6. Remove O-ring from side retainer.
    Fig 2: Removing O-Ring From Side Retainer
    G05225495Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Remove differential case assembly from gear carrier.
    Fig 3: Identifying Differential Case Assembly From Gear Carrier
    G05225496Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Remove side oil seal (right side) from side retainer.
    Fig 4: Identifying Side Oil Seal (Right Side) From Side Retainer
    G05225497Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Remove side bearing outer race with puller.

    Tool number A: KV381054S0 (J-34286) 

  10. Remove O-ring from gear carrier.
  11. Remove side oil seal (left side) from gear carrier.
    Fig 5: Identifying Side Bearing Outer Race With Puller
    G05225498Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Remove side bearing outer race with puller.

    Tool number A: KV381054S0 (J-34286) 

    Fig 6: Identifying Side Bearing Outer Race With Puller
    G05225499Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Remove side bearing inner race.

    To prevent damage to bearing, engage puller jaws in groove (←).

    Tool number 

    A: ST33051001 (J-22888-20) 

    B: ST33061000 (J-8107-2) 

    CAUTION:
    • To prevent damage to the side bearing and drive gear, place copper plates between these parts and vise.
    • It is not necessary to remove side bearing inner race except it is replaced.
    Fig 7: Identifying Side Bearing Inner Race
    G05225500Courtesy of NISSAN MOTOR CO., U.S.A.
  14. For proper reinstallation, paint matching marks on one differential case assembly.
    CAUTION: For matching marks, use paint. Do not damage differential case and drive gear.
  15. Remove drive gear mounting bolts.
    16. Fig 8: Identifying Matching Mark On Differential Case And Drive Gear
    G04876342Courtesy of NISSAN MOTOR CO., U.S.A.
  16. Tap drive gear off differential case assembly with a soft hammer.
    CAUTION: Tap evenly all around to keep drive gear from bending.
  17. Remove lock pin of pinion mate shaft with a punch from drive gear side.
    Fig 9: Removing Lock Pin Of Pinion Mate Shaft With Punch
    G05225502Courtesy of NISSAN MOTOR CO., U.S.A.
  18. Remove pinion mate shaft.
    Fig 10: Identifying Pinion Mate Shaft
    G04876344Courtesy of NISSAN MOTOR CO., U.S.A.
  19. Turn pinion mate gear, then remove pinion mate gears, pinion mate thrust washers, side gears and side gear thrust washers from differential case.
Fig 11: Identifying Pinion Mate Gear
G04876345Courtesy of NISSAN MOTOR CO., U.S.A.
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