Average repair cost is 740 at 53 300 miles.
Ford flex door latch sensor.
I own a 2008 ford edge but from what i have read this should work for other ford vehicles from 2007 2014.
According to the plaintiffs the door latch assembly uses an electro mechanical switch sensor that detects whether the door is open or closed based on the voltage signal received from the sensor.
Try at your own.
Update i just got a letter from ford they are now covering this and reimbursing for it.
Ford door sensor problems lead to door ajar lights in the ford edge flex lincoln mkt and mkx.
The 2014 ford flex has 8 problems reported for door ajar light stays on.
The 2013 ford flex has 17 problems reported for door ajar alerts even when door is closed.
It is under customer satisfaction program 19n09.