Thanks for all the help ya
Autohex staff helped . And the process was pretty straight forward .
They did make a change to the settings in my device ,
Then made backup of FA
After I plugged in new FEM
And following options
1 fa manager , and I loaded FA and wrote it.
2 Programing , programmed the options thst were available
Then
3 ista , starter lock , and flex ray initialization ,,, and done !!!
Awesome keep up the good to everyone hope this may help someone in the near future .