Perimeter alarm system

The perimeter anti-theft system will help protect your vehicle from unauthorized entry.
If there is any potential perimeter anti-theft problem with your vehicle, ensure ALL integrated keyhead transmitters are brought to the authorized dealer to aid in troubleshooting.
See also:
Interior
Depending on the second-row seating configuration, the Navigator carries
either seven or eight occupants and includes a standard, 60/40-split third-row
seat. Lincoln claims it is the only manufact ...
Flash-to-pass
Pull and release to activate.
...
Replacing the battery
The integrated keyhead transmitter uses one coin type three-volt lithium
battery CR2032 or equivalent.
To replace the battery:
1. Twist a thin coin in the slot of the
IKT near the key ring in ...
