Well I ended up answering my own question. I called them, they say the correct mode is ISO for Toyotas.. for some reason though, my SG doesn't pick anything up, in any of our cars.
So they're sending me a replacement circuit board, they assure me it's easy to swap out..
82 fj40, 99 uzj100, 06 gx470
97 DR650, 05 525EXC, 01 XT225, 89 TW200, 09 TTR125, 07 TTR90, 07 CRF50