Non-Turbo Model

Lift-up the vehicle.
Clean the transmission exterior.
Drain the ATF completely.
NOTE:
- Tighten the ATF drain plug after draining the ATF.
- Replace the gasket with a new one.
Tightening torque: 25 N.m (2.5 kgf-m, 18.1 ft-lb)

Fig 1: Identifying Oil Pan, Drain Plug And Differential Oil Drain Plug
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil pan.
Remove and clean the magnet.
Remove the old gasket on the oil pan and transmission case completely.
Disconnect each solenoid connector and remove ATF temperature sensor from control valve.

Fig 2: Identifying Oil Pan Solenoid Parts
Courtesy of SUBARU OF AMERICA, INC.
Remove the control valve.
NOTE: When removing the control valve body, be careful not to interfere with transfer duty solenoid wiring.

Fig 3: Identifying Control Valve Body
Courtesy of SUBARU OF AMERICA, INC.