I have an 07 also and have issue with sensors also. The dealer wanted $$$ to reset so I unhooked the battery for a couple hrs and they reset themselves.
Samsungs allow you to use your USB portable hard drive and watch movies. I have a 2 TB hard drive with about 250 movies and will never scatch another DVD again. Does the sharp allow you to do this also?
I'm not sure how the derale is made on the inside. I do know if my Trans temp goes above 200 degrees after racing I can turn the fan on and it brings the temps down 30 degrees in 10 minutes. So I don't see why it wouldn't work on oil. Here is the thread...