That would be me...
Here is how I wired mine. The dashed boxes are factory Contour wiring transferred to the Mustang.
So first off, this may have been done before but my install is a bit different than all I have read in the past. If nothing else it is a different way to hook up the system. I used as much of the Contour electrical system as I could and then simply connected my controller. Oh ya, this is a...
www.stangnet.com
Here is a thread I made here on stangnet showing what I did, what I used. It follows the diagram above.