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Drive Pinion: Removal

  1. Remove the primary pulley and secondary pulley. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>PRIMARY PULLEY AND SECONDARY PULLEY>REMOVAL .
  2. Perform following measurement when replacing the drive pinion retainer or converter case.
    NOTE:
    • It is not necessary when the primary pulley and secondary pulley are replaced.
    • Clean each part and check for any malfunctions before performing measurement.
    1. Measure and record the thickness of primary pulley shim.
    2. Using the ST, measure the height "H1" from the ST end face to the primary pulley bearing catch surface.
      NOTE: Measure at four points and calculate the average.

      Preparation tool: 

      ST: GAUGE (499575400)

      G16389774Courtesy of SUBARU OF AMERICA, INC.
      (A) Measurement surface
    3. Using the ST, measure the height "H2" from the ST end face to the secondary pulley bearing catch surface.
      NOTE: Measure at four points and calculate the average.

      Preparation tool: 

      ST: GAUGE (499575400)

      G16389775Courtesy of SUBARU OF AMERICA, INC.
      (A) Measurement surface
    4. Using the following calculation, measure and record the dimension "A" from the primary pulley bearing catch surface to the secondary pulley bearing catch surface.

    A = H1 - H2

    A Dimension (mm (in)) from the primary pulley bearing catch surface to the secondary pulley bearing catch surface
    H1 Measured value (mm (in)) of step (2)
    H2 Measured value (mm (in)) of step (3)
  3. Using the ST, remove the bolts which hold the release pressure pipe (A) and the drive pinion retainer (B).

    Preparation tool: 

    ST: SOCKET (E20) (18270KA020)

    G13622269Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the release pressure pipe and then the O-ring.
    G13622270Courtesy of SUBARU OF AMERICA, INC.
  5. Using a crowbar or similar wrapped with protective tape, expand the clearance and remove the drive pinion retainer.
    G13622271Courtesy of SUBARU OF AMERICA, INC.
  6. Remove the O-rings.
    G14611438Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the oil baffle.
    G14611439Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the oil pump and the gasket from the drive pinion retainer.
    CAUTION: Do not remove any bolts other than specified in the figure.
    G00679078Courtesy of SUBARU OF AMERICA, INC.
    G16389791Courtesy of SUBARU OF AMERICA, INC.
    (A) Oil pump
    (B) Gasket
    (C) Drive pinion retainer
  9. Remove the O-rings.
    G13200276Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the liquid gasket from the drive pinion retainer and converter case.
  11. Remove the front differential.
    1. Remove the lock plate.
      G13622279Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the differential side retainers using the ST.
      NOTE:
      • When the ST interferes with the converter case, align the cutout portion with the interference part.
      • Support the differential case by hand to avoid damaging the retainer thread hole of the converter case.
      • When there is no replacement of the side bearing inner race, do not confuse the left side and right side.

      Preparation tool: 

      ST: WRENCH COMPL RETAINER (18658AA021)

      G16440707Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the differential case.
      CAUTION: Be careful not to damage the attachment section of the differential side retainer.
      G13622329Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the O-ring from the differential side retainer.
      G13199491Courtesy of SUBARU OF AMERICA, INC.
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