Engine codes after Demandate

[Rawze]

quite a lot.

Works on its own, but needs light-duty tweaking by one of the top members here based on truck usage, power, make/model truck, etc. to be a 100% fit. There are also newer maps and improvements that are not in the public (free/example use only) version, but it will certainly get a person by in a pinch without worrying about it killing an engine. That is, as long as they keep their boost within recommended bounds and don't go editing on things.