The light in the switch can not be changed, the whole switch would need to be replaced.
You have to remove the console cover. This starts with two screws in the console storage tray.
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Subaru Outback "woodriff key" is good for the life of the vehicle.
These are cigar lighter sockets. You should be able to get them from your Subaru dealer, but I replaced the one in the console of my Outback with a socket from the auto parts store.
Self Destruct
105,000 miles
500
2015 Subaru Outback 2.5i Limited 4dr SUV AWD (2.5L 4cyl CVT) Curb weight, 3,633 lbs.
My 2008 Impreza Outback Sport has one. It's in the center console, at the bottom.
http://www.cars101.com/subaru/airfiltration.html#00-04legacy
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