The software is sophisticated, reliable, written by a German software engineer who is a Buell rider, and costs.... nothing. Free. Gratis. Really.
The cable costs about $30 in parts, or a fella in Britain will build you one for $50 shipped. Someone in Texas will do the same. The drivers are freeware.
The capability of doing this with a Toyota is there. All it needs is a bored German software engineer with a passion for Toyotas.