Contents Section: Transfer Case All sections

Transfer: Removal & Installation Infiniti FX45 I рестайлинг

Transfer Case 26 illustrations ~909 words

INSTALLATION

Install in the reverse order of removal.

REMOVAL

  1. Remove the drain plug to drain the transfer fluid. Refer to " «REPLACEMENT»(ref-282575-S04774541252008040500000) ".
  2. Remove the front propeller shaft. Refer to " «FRONT PROPELLER SHAFT»(ref-282585-S05411488782008040500000) ".
  3. Remove front oil seal using a flat-bladed screwdriver.
CAUTIONBe careful not to damage the front case and front drive shaft.

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Scheme 17: INSTALLATION
  1. Apply ATF to front oil seal, install it with a drift until the end face of front case. Tool number : ST27862000 ( - ) CAUTION: Do not reuse front oil seal. When installing, do not incline front oil seal.
  2. Install front propeller shaft. Refer to " «FRONT PROPELLER SHAFT»(ref-282585-S05411488782008040500000) ".
  3. Install transfer fluid, check fluid level and for fluid leakage. Refer to " «INSPECTION»(ref-282575-S39588906872008040500000) ".

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Scheme 18: REMOVAL

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Scheme 21
  1. Remove the rear propeller shaft. Refer to " «REAR PROPELLER SHAFT»(ref-282585-S24585076852008040500000) ".
  2. Remove self-lock nut of companion flange using the flange wrench.
  3. Put matching mark on the end of the mainshaft. The mark should be in line with the mark on the companion flange. CAUTION: For matching mark, use paint. Do not damage mainshaft.
  4. Remove the companion flange using a puller. CAUTION: Be careful not to damage the companion flange.
  5. Remove the rear oil seal using a puller. Tool number : KV381054S0 (J-34286) CAUTION: Be careful not to damage the rear case.

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Scheme 22: INSTALLATION

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Scheme 23
  1. Apply ATF to rear oil seal, install it with a drift. Dimension A : 6.7 - 7.3 mm (0.264 - 0.287 in) Tool number A: ST30720000 (J-25405) B: KV40104830 ( - ) CAUTION: Do not reuse rear oil seal. When installing, do not incline rear oil seal.
  2. Align the matching mark of mainshaft with the mark of companion flange, then install the companion flange.
  3. Using flange wrench, install the self-lock nut of companion flange and tighten to the specified torque. Refer to " «COMPONENTS»(ref-282575-S26065640662008040500000) ". CAUTION: Do not reuse self-lock nut.
  4. Install the rear propeller shaft. Refer to " «REAR PROPELLER SHAFT»(ref-282585-S24585076852008040500000) ".
  5. Check fluid level. Refer to " «INSPECTION»(ref-282575-S39588906872008040500000) ".

Removal and Installation

Refer to the figure for air breather hose removal and installation information.

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Scheme 24: Removal and Installation
CAUTIONMake sure there are no pinched or restricted areas on the air breather hose caused by bending or winding when installing it. Be sure to insert air breather hose to transfer tube (metal connector) until hose end reaches the tube's base and another hose end reaches the tube bend R portion of A/T fluid charging pipe.
  1. Remove tunnel stay with power tool. Refer to " «REMOVAL AND INSTALLATION»(ref-282586-S38078158002008040500000) ".
  2. Remove exhaust front tube with power tool. Refer to " «EXHAUST SYSTEM»(ref-282587-S06618524512008040500000) ".
  3. Remove front and rear propeller shaft. Refer to " «FRONT PROPELLER SHAFT»(ref-282585-S05411488782008040500000) " and " «REAR PROPELLER SHAFT»(ref-282585-S24585076852008040500000) ".
  4. Disconnect transfer assembly harness connector and separate harness from transfer assembly.
  5. Remove air breather hose. Refer to " «AIR BREATHER HOSE»(ref-282575-S42024618692008040500000) ".
  6. Support transfer assembly and transmission assembly with a jack.
  7. Remove engine rear member with power tool. Refer to " «ENGINE ASSEMBLY»(ref-282588-S33486328282008040500000) " (VQ35DE) or " «ENGINE ASSEMBLY»(ref-282589-S34866902322008040500000) " (VK45DE).
  8. Remove transfer mounting bolts and separate transfer from transmission.
CAUTIONSecure transfer assembly to a jack.

Note the following, and install in the reverse order of removal.

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Scheme 25: INSTALLATION
  1. When installing the transfer to the transmission, install the mounting bolts following the standard below. BOLT SPECIFICATION CHART Bolt No. 1 2 3 4 Quantity 4 3 2 1 Bolt length " l " mm (in) 75 (2.95) 45 (1.77) 40 (1.57) 30 (1.18) Tightening torque N.m (kg-m, ft-lb) 37 (3.8, 27)
  2. After the installation, check the fluid level and for fluid leakage. Refer to " «INSPECTION»(ref-282575-S39588906872008040500000) ".

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Scheme 26: COMPONENTS

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Scheme 27: Front Case and Rear Case

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Scheme 41
  1. Remove drain plug and filler plug.
  2. Remove mainshaft oil seal from front case, using a flat-bladed screwdriver. CAUTION: Be careful not to damage the front case and mainshaft.
  3. Remove front oil seal from front case, using a flat-bladed screwdriver. CAUTION: Be careful not to damage the front case and front drive shaft.
  4. Remove self-lock nut.
  5. Put a matching mark on the end of mainshaft. The mark should be in line with the mark on the companion flange. CAUTION: For matching mark, use paint. Do not damage mainshaft.
  6. Remove companion flange, using a puller. CAUTION: Be careful not to damage the companion flange.
  7. Remove rear oil seal from rear case, using a puller. Tool number : KV381054S0 (J-34286) CAUTION: Be careful not to damage the rear case.
  8. Remove spacer from mainshaft.
  9. Remove front case and rear case fixing bolts, then remove harness bracket. BOLT SPECIFICATION CHART Bolts symbol Quantity Bolt length " l " mm (in) A 11 42 (1.65) B 1 162 (6.38) C 1 97 (3.82) TORX bolts 1 40 (1.57)
  10. Separate front case and rear case. Then, remove front case by levering it up with a tire lever or the like. CAUTION: Be careful not to damage the mating surface.
  11. Remove snap ring from front case.
  12. Remove mainshaft bearing from front case, using a drift. Tool number : KV38100300 (J-25523)
  13. Remove drive chain and front drive shaft while tapping front drive shaft with plastic hammer. CAUTION: Be careful not to tap drive chain.
  14. Remove oil gutter from rear case.
  15. Remove oil cover bolt and sensor fixing bolt from rear case. And then, remove oil cover.
  16. Remove retainer from transfer assembly harness connector.
  17. Remove transfer assembly harness connector from rear case.
  18. Remove O-ring from transfer assembly harness connector.
  19. Remove mainshaft assembly from rear case, using a drift. Tool number : ST33052000 ( - )
  20. Remove snap ring from rear case.
  21. Remove rear bearing from rear case, using a drift. Tool number A: ST30611000 (J-25742-1) B: ST35321000 ( - )
  22. Remove baffle plate from rear case.
  23. Remove breather tube from rear case.