Circumstances that cause missed alerts are:
WARNING: This page is about a different car, the 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
- Debris build-up or bumper stickers on the rear bumper sides
- Certain maneuvering of the vehicles entering and exiting the detection zone
- Vehicles passing through the detection zone at high rates of speed
- When several vehicles forming a convoy pass through the detection zone