Same problem here...
on windows 7 it open the program, and i can see the wizard files on the chip, installed it on windows 7... today I plug it on windows XP desktop and there´s no files on the chip, download wizard and try to install the software and everything until its time to open the program and it wont open, now I plug the chip to windows 7 again and it´s blank the chip and wont open the program too...
the car doesn´t start either...
Help!!!