Quote Originally Posted by 2010AveoLT View Post
the wires you need to tap into are the Gray wire on Pin number 4, and the brown wire on Pin number 7. (the Pins in question are in an 8 way connector just above the Data Link Connector; remove the Knee Bolster to get to this connector easily.)
I got my scanner working, so I can provide a Pinout sheet for you:

the X marks in the Connector drawing are the pins you need to tap into to make your cruise work.