Control Valve Body: Removal

Set the vehicle on a lift.
Disconnect the ground cable from the battery.
Lift up the vehicle.
Clean the transmission exterior.
Remove the drain plug (ATF) and gasket to drain ATF.
CAUTION: Immediately after the vehicle has been running, the ATF is very hot. Be careful not to burn yourself.

Fig 1: Identifying Drain Plug (ATF) And Gasket
Courtesy of SUBARU OF AMERICA, INC.
Replace the gasket with new part, and then tighten the drain plug (ATF).
Tightening torque:

25 N.m (2.5 kgf-m, 18.4 ft-lb)
Remove the oil pan.
CAUTION: Be careful not to allow foreign matter such as dust or dirt to enter the oil pan.

Fig 2: Identifying Oil Pan
Courtesy of SUBARU OF AMERICA, INC.
Remove the magnet.

Fig 3: Identifying Magnet
Courtesy of SUBARU OF AMERICA, INC.
Clean the magnet.
Completely remove the remaining liquid gasket on the transmission case and oil pan.
Remove the control valve connector.

Fig 4: Identifying Control Valve Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the ATF cooler pipe.

Fig 5: Identifying ATF Cooler Pipe
Courtesy of SUBARU OF AMERICA, INC.
Remove the control valve body.
NOTE: The control valve body is replaced as an assembly only, because it is a non-disassembly part.

Fig 6: Identifying Control Valve Body
Courtesy of SUBARU OF AMERICA, INC.