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Front Differential Assembly: Removal

  1. Remove the transmission assembly from the vehicle. Refer to REMOVAL .
  2. Remove the air breather hose. Refer to REMOVAL .
  3. Remove the control valve body. Refer to REMOVAL .
  4. Remove the transmission harness. Refer to REMOVAL .
  5. Remove the turbine speed sensor. Refer to REMOVAL .
  6. Remove the secondary speed sensor. Refer to REMOVAL .
  7. Remove the primary speed sensor. Refer to REMOVAL .
  8. Remove the inhibitor switch. Refer to REMOVAL .
  9. Remove the extension case. Refer to REMOVAL .
  10. Remove the transfer clutch assembly. Refer to REMOVAL .
  11. Remove the transfer driven gear assembly. Refer to REMOVAL .
  12. Remove the parking pawl. Refer to REMOVAL .
  13. Remove the reduction driven gear assembly. Refer to REMOVAL .
  14. Remove the oil pan and oil strainer. Refer to REMOVAL .
  15. Remove the transmission control device. Refer to REMOVAL .
  16. Remove the transmission case. Refer to REMOVAL .
  17. Remove the reduction drive gear. Refer to REMOVAL .
  18. Remove the primary pulley, secondary pulley and variator chain. Refer to REMOVAL .
  19. Remove the reverse brake assembly. Refer to REMOVAL .
  20. Remove the forward clutch assembly. Refer to REMOVAL .
  21. Remove the drive pinion shaft assembly. Refer to REMOVAL .
  22. Remove the lock plates on both sides.
    Fig 1: Identifying Lock Plate
    G08579024Courtesy of SUBARU OF AMERICA, INC.
  23. Remove the differential side retainers using ST.
    NOTE:
    • When the wrench COMPL retainer interferes with the converter case, align the cutout portion with the interference part.
    • Support the differential case assembly by hand to avoid damaging the retainer mounting hole of the converter case.
    • Keep the left and right differential side retainers and left and right bearing outer races by attaching tags or in similar ways to make it possible to identify RH and LH sides.

    ST 18658AA020 WRENCH COMPL RETAINER

    Fig 2: Removing/Installing Differential Side Retainers Using Wrench COMPL Retainer
    G08318133Courtesy of SUBARU OF AMERICA, INC.
  24. Remove the front differential assembly while being careful not to damage the attachment part of the retainer.
    Fig 3: Identifying Front Differential Assembly
    G08318134Courtesy of SUBARU OF AMERICA, INC.
  25. Remove the oil seals and O-rings from both differential side retainers. Refer to SIDE RETAINER .
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