2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Torque Converter Assembly: Installation

  1. When the oil pump shaft is removed, install the shaft to converter case.
  2. Install the oil pump shaft to the torque converter assembly, and make sure the clip is secured on the groove.
  3. Apply ATF to the O-ring and insert on the input shaft while rotating the shaft slowly by hand.

    Normal protrusion A: 

    50 - 55 mm (1.97 - 2.17 in) 

    Fig 1: Identifying Input Shaft
    G04990427Courtesy of SUBARU OF AMERICA, INC.
  4. While holding the torque converter assembly by hand, carefully install it to the converter case. Take care not to damage the bushing. Do not allow the oil pump shaft bushing to touch the stator shaft section of the oil pump cover inappropriately.
  5. Slowly rotate the shaft by hand to engage the splines securely, then check that dimension A is within the specified range.

    Dimension A: 

    2.7 - 2.9 mm (0.106 - 0.114 in) 

    Fig 2: Identifying Oil Pump Shaft Dimension
    G05657655Courtesy of SUBARU OF AMERICA, INC.
  6. Install the transmission assembly to the vehicle. < Ref. to INSTALLATION , Automatic Transmission Assembly. >
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

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

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

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.