Primary Crash Sensor
WARNING: This page is about a different car, the 2002 Ford RV Cutaway, 2002 Ford Econoline, 2002 Ford E550 Super Duty, 2002 Ford E450 Super Duty, and 2002 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
The primary crash sensor, is located on center radiator support behind grille. When an impact occurs requiring air bag deployment, sensor contacts close, completing electrical circuit necessary for system operation. Both safing sensor (located inside ECS module) and primary crash sensor must activate simultaneously to deploy air bags.