Quote:
Originally Posted by BigCJLZ4
I've seen a guy get detailed CTM / roof sensor info with a SNAP-ON diagnostic device, but they are several $$$ grand I think. But it does show that the codes are present "somewhere" on the system.
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Well, it's a bit more complicated than having only the "best" code reader. There are no hidden codes placed anywhere in the car! The correct timing is another key for a perfect working roof. Don't expect too much from even expensive devices.