+1 on what @wayno said
download openflashmanger and tunes from here
http://openflashtablet.com/Automotiv...ads/index.html
also make sure you select vehicle type and toyota zn6 on your tablet before you try to read rom from your car as the oft supports multiple vehicle types.
see links below for more info OFT TIPS link in particular.
If still no go contact the guys at openflash
sales@vishnutuning.com
their is video tutorial here
[ame="https://www.youtube.com/watch?feature=player_embedded&v=n4dq4mXFHDA"]OpenFlash Tablet Installation (FRS/BRZ/GT86) - YouTube[/ame]