Automatic Transmission Fluid: Replacement

Lift-up the vehicle.
Drain the ATF completely.
CAUTION: Directly after the engine has been running, the ATF is hot. Be careful not to burn yourself.

NOTE: Tighten the ATF drain plug after draining the ATF.
1. Tightening torque: 25 N.m (2.5 kgf-m, 18.1 ft-lb)
  
  Fig 1: Draining ATF
  Courtesy of SUBARU OF AMERICA, INC.
Lower the vehicle.
Pour ATF into the oil charge pipe.
1. Recommended fluid: Dexron III type automatic transmission fluid
2. Capacity: Fill the same amount of fluid drained from the drain plug hole.
3. Capacity when transmission is overhauled: 9.3 - 9.6 l (9.8 - 10.1 US qt, 8.2 - 8.4 Imp qt)
Check the level and leaks of the ATF. Refer to INSPECTION , Automatic Transmission Fluid.