Originally Posted by Doc Popper
I've successfully used the Torque Pro app on my '02 Rialta HD and am very happy with it. I've use a couple of different OBD-II adapters as well. This is likely where you're running into your problems... not all adapters will work with the app. I suggest you review the approved adapter list that the app author has put together and make sure that you've got one of them that's on the list.
Still having problems?... send me a PM and maybe we can do some off-line troubleshooting.
I would really appreciate your suggestion regarding the adaptor. I use Android, but that shouldn't be a huge factor.