First of all, please do not hijack others' threads.
Second, I have access to the same tools as you - namely the internet, and the dealership. You should be able to talk to some techs at your dealership, and google.
a quick search turned this up, but it's for Scion xBs.
I will advise that if you can't find the wires on your own, undertaking this project may be a little too big. We can't install it for you over the computer. You will need to be patient and research yourself.