2020 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Transmission Assembly: Installation

  1. Attach the ST to converter case.

    Preparation tool:Β 

    ST: STOPPER SET (498277200)

    G13198687Courtesy of SUBARU OF AMERICA, INC.
  2. When completely overhauling the transmission, refill CVTF through the transmission right side plug. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>PREPARATION FOR OVERHAULΒ .
  3. Replace the differential side retainer oil seal. Ref. to CONTINUOUSLY VARIABLE TRANSMISSION (TR690)>DIFFERENTIAL SIDE RETAINER OIL SEAL>REPLACEMENTΒ .
    CAUTION: Be sure to replace the differential side retainer oil seal with a new part whenever the front drive shaft is removed from the transmission.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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