hi all i have a f900bt australia model and have done some of the mods on it now i would like to restore it back to its factory maps for some reason my back up dose not work.

i have unopend upgrad map will this work or is there a real hard reset that i can do to go back to original map any help would be great thank

any one pleeeeeeease

If you can find a site that will allow me to upload a 1.9 GB file I will upload it for you.