Originally Posted by
1project2many
The hot fuel handling module is a timer that operates the fuel pump after the engine has been shut off. It's designed to prevent fuel from boiling in the fuel lines after the engine is off which could cause a hard start or even a no-start. It can be omitted but in some areas of the country with trucks that work way too hard it's a good idea to leave it in.
Not sure about all the inputs and outputs being different. Are you working with the same ecm in both cases? Which circuits are in different places?
Bookmarks