Buy 2007 Ford F-150 4.6L Triton V8 M/T RWD XLT Standard Cab Pickup Fleetside Air Bag Impact Sensor - OEM Ford Part # 6L3Z14B004AA (6L3Z-14B004-AA)

Sensor. Impact. Air Bag.
A Sensor to determine the location on the vehicle of Impact and the severity of the Impact to determine if and which Air Bags should be deployed.

Air Bag Impact Sensor

Fits F-150, F-150 Heritage, Mark LT

F150, MARK LT; From 8/8/05.
Air Bag Crash Sensor - Repair or Replace
An airbag or SRS light can sometimes indicate a problem with the impact sensor on your 2007 Ford F-150, particularly if it's been involved in a collision—at any speed. Have a technician inspect your vehicle's crash sensor.