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Home >> Subaru >> 2013 >> Outback Base, Standard Trans >> Repair and Diagnosis >> Transmission >> Manual Trans >> Manual Transaxle & Differential >> Transmission Gear Oil >> Replacement
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Transmission Gear Oil: Replacement

  1. Pull out the oil level gauge.
  2. Lift up the vehicle.
  3. Using the TORX® bit T70, remove the drain plug, and drain the transmission gear oil completely.
    CAUTION:
    • Immediately after the vehicle has been running or after idling for a long time, the transmission gear oil will be hot. Be careful not to receive burns.
    • Be careful not to spill the transmission gear oil on the exhaust pipe, to prevent emission of smoke or causing a fire. If gear oil is spilt, wipe it off completely.
  4. Tighten the drain plug using TORX® bit T70.
    NOTE: Use a new gasket.

    Tightening torque: 

    44 N.m (4.5 kgf-m, 32.5 ft-lb) (Aluminum gasket silver) 

    70 N.m (7.1 kgf-m, 51.6 ft-lb) (Copper gasket, brown) 

    70 N.m (7.1 kgf-m, 51.6 ft-lb) (Metal gasket, black) 

    Fig 1: Identifying Drain Plug
    G05332645Courtesy of SUBARU OF AMERICA, INC.
  5. Lower the vehicle.
  6. Pour gear oil through the oil level gauge hole.

    Recommended gear oil: 

    GL-5 (75W-90) or equivalent 

    Gear oil capacity: 

    3.3 L (3.5 US qt, 2.9 Imp qt) 

  7. Measure the transmission gear oil amount, and check that it is within the specification.