Ford Expedition 2022 Owner's Manual page 328

Swirling water or snow or ice on the
surface of the road could interfere with
the radar signals.
The pre-collision assist system is
temporarily disabled. Pre-collision
assist reactivates a short time after
the weather conditions improve.
Radar is out of alignment due to a front
end impact.
Have your vehicle serviced to have the
radar checked for proper coverage and
operation.
2022 Expedition (TB8) Canada/United States of America, enUSA, Edition date: 202109, First-Printing
Pre-Collision Assist
324