Originally Posted by Skyline

What caused that connector to heat up is not too much current, it's either a slightly loose connection, or a little bit of corrosion. The current bridges the poor connection, in return, making little tinny sparks, and causing heat. Certainly not the best thing around the fuel pump. If the problem reoccurs, I would clean the contacts and pins very carefully on that connector, and use some good contact cleaner on it. I might want to use some dielectric grease on the connectors as well.