From my experience, roughly 1 gallon.
That is the check engine light. See related questions below.
That is for the electronic throttle system. The computer turn that light on when it detects a malfunction.
What does it look like? all of my indications are orange and mean several different things.
Most likely about 2 gallons.
It means that your fog lights are on - which should only happen when your headlights or at least parking lights are on.
However far you can get on about 1 gallon.
No. Just the main tank. The warning light comes on with about a gallon left in the tank, in my experience.
No.
I have made it 27 miles, I wouldn't go much more than that.
Not that I've seen.
possibly the cap isn't tight enough, turn it until you hear it click 3 times.
The GED indicator light is an warning indicator. Essentially, it means that the alternator in the vehicle is not charging properly.