Hondata

i have a s200 unit with a tune for a different motor set-up,i want to make this a stock ecu again, how do i put it back, i have the dadtlogger on my laptop, but i dont have the rom editor,what do i need to do...i need help asap,can i auto tune it ????how would i do that???

To revert an ECU to stock you just need to cut J1, but you can no longer use the Hondata with J1 cut.