If this has been covered before, please excuse the post. I did a search but couldn't find any thing on it.

In order for me to flash my truck(2005 D-Max), I have to make sure to plug in my cable before opening EFI Live.

And!!!

In order for me to flash my brothers truck(2002 4.8l gasser), I have to make sure to start EFI Live before plugging in my cable.

???