Infiniti Car 1998-05

Transfer Case Removal & Installation

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  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Raise and support the vehicle safely.
  4.  
  5. Remove the front driveshaft as follows:
    NOTE
    For matchmark, use paint. Do not damage the propeller shaft flange and companion flange on the front final drive.



    Click image to see an enlarged view

    Fig. Front driveshaft components



    Remove exhaust front pipe.
     
    Remove engine undercover.
     
    Remove the right bank catalytic converter.
     
    Put matchmarks on flanges and separate driveshaft from final drive.
     

  6.  
  7. Remove the rear driveshaft as follows:
    NOTE
    For matchmark, use paint. Do not damage the propeller shaft flange and companion flange on the rear final drive.



    Click image to see an enlarged view

    Fig. Rear driveshaft components-G35 with AWD



    Click image to see an enlarged view

    Fig. Rear driveshaft components-M35 with AWD



    Click image to see an enlarged view

    Fig. Rear driveshaft components-M45 with AWD



    Move the transmission select lever to N position and release the parking brake.
     
    Remove the center muffler.
     
    Loosen the center bearing mounting bracket fixing nuts.
     
    Put matchmarks on flange and rear driveshaft.
     



    Remove the driveshaft fixing bolts and nuts.
     
    Remove the center bearing mounting bracket fixing nuts.
     
    Remove driveshaft from the vehicle.
     

  8.  
  9. Disconnect transfer assembly harness connector and separate harness from transfer assembly.
  10.  
  11. Remove air breather hose.
  12.  
  13. Support transfer assembly and transmission assembly with a jack.
  14.  
  15. Remove rear engine mounting member.
  16.  
  17. Remove transfer assembly mounting bolts and separate transfer assembly from transmission.
    WARNING
    Secure transfer assembly and transmission assembly to a jack.

  18.  

To install:

  1. Installation is the reverse of the removal procedure.
  2.  
  3. Tighten transfer mounting bolts to 27 ft. lbs (37 Nm).

    Click image to see an enlarged view

    Fig. Use the accompanying chart for proper bolt placement when installing the transfer case.

  4.  

 
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