WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Horn Components With Torque Specifications
Courtesy of FORD MOTOR CO.
Item
Part Number
Description
1
W706805
Front fender splash shield screws (RH) (5 required)