I tried this a year ago and it does "NOT" work with IA and PB start. Do a search and look back in about Aug-Sep 2011. I wound up using the keypad on my wife's Escape Limited.
If someone found a way to make it work, I've never seen them post anything on this forum about it.
2012 Platinum Tri Coat Titanium Hatch
401A, Heated Charcoal Leather Seats, Nav, Sync,
MFT, Moonroof, IA w/ PB start, Eibach lowering kit and 18" Platinum Apex 200 wheels
My other ride -2006 Performance White Mustang GT