There is no Power Steering Filter on a 2002 Subaru Legacy/Outback.
could be something with the steering or with the power steering pump.
I found no mention of a power steering filter in the owner's manual or in the service manual for Outback.
http://www.antennamastsrus.com/Instructions%20Mast.htm
Remove belt guards, loosen alternator hold-down bolt, loosen belt tensioner, remove belt, unhook power steering line clamps and lines at reservoir, remove reservoir and pump. Reinstallation is reverse of disassembly.
Remove the plug on the bottom of the power steering fluid pump. Drain the power steering fluid out. Replace the plug to the bottom of the power steering pump. Replace the power steering fluid.
There is no dedicated fuse for the power seats.
The 2008 Subaru Legacy is 5 ft. 8.1 in. (68.1 in.)1 one-touch power windows wide.
The 2009 Subaru Legacy is 5 ft. 8.1 in. (68.1 in.)1 one-touch power windows wide.
The 2010 Subaru Legacy is 5 ft. 11.7 in. (71.7 in.)1 one-touch power windows wide.
The 2005 Subaru Legacy is 5 ft. 8.1 in. (68.1 in.)1 one-touch power windows wide.
The 2014 Subaru Legacy is 5 ft. 11.7 in. (71.7 in.)1 one-touch power windows wide.