Control Valve Body: Removal

Set the vehicle on a lift.
Disconnect the ground cable from battery.
Lift-up the vehicle.
Clean the transmission exterior.
Remove the ATF drain plug to drain ATF.
CAUTION: Directly after the vehicle has been running or the engine has been long idle running, the ATF is hot. Be careful not to burn yourself.
Tighten the ATF drain plug.
NOTE: Use a new gasket.

Tightening torque:

25 N.m (2.5 kgf-m, 18 ft-lb)
Remove the oil pan.
CAUTION: Be sure to prevent the entering of dust and other foreign matters into oil pan.
Remove the magnet.

Fig 1: Removing Magnet
Courtesy of SUBARU OF AMERICA, INC.
Clean the magnet.
Completely remove the remaining liquid gasket on the transmission case and oil pan.
Disconnect the control valve connector and front vehicle speed sensor connector.

Fig 2: Disconnecting Control Valve Connector And Front Vehicle Speed Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the control valve body.
NOTE: Replace the control valve body as assembly, because it is non-disassemble part.

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