The 20 dollar heating element goes bad to, or the mickey mouse slide switch on the panel,it has to have a good 12v supply also to change over.When he does his testing and has a code it may be nothing except the board needs resetting with a jumper
The gas burner runs but the fridge doesn't get cold. I seem to remember something about not laying them on their sides. I had to do that to bring it home. Any of you guys know about that and what it does?Jim