WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
SPECIAL TOOL (PARKING AID SENSOR)
Worldwide Diagnostic System (WDS) Vehicle Communication Module (VCM) with appropriate adapters, or equivalent diagnostic tool
Fig 1: Removing/Installing Parking Aid Sensor (Sedan)
Courtesy of FORD MOTOR CO.
Fig 2: Removing/Installing Component Parking Aid Sensor (Wagon)