Keyless Entry: Description and Operation
KEYLESS ENTRYThe keyless entry system consists of the following:
- vehicle security module
- keyless entry keypad (all Excursion and F-Super Duty vehicles built after 12/03)
- wireless keyless entry keypad (F-Super Duty vehicles built before 12/03)
- remote transmitter (a combination of up to four remote transmitters or wireless keyless entry keypads can be programmed to the vehicle security module at one time)
On F-Super Duty vehicles built before 12/03, the wireless keyless entry keypad uses a self-adhesive material to attach it to the driver door.
The remote transmitter initiates the following electronic system functions:
- unlocks the driver door
- unlocks all doors
- locks all doors
- activates/deactivates the panic alarm
- commands the interior lamps on (when unlocking) and off (when locking)
- sounds the horn once when LOCK is pressed twice within three seconds and the doors and hood are closed
- Sounds the horn twice when LOCK is pressed twice within 3 seconds, and any door or hood is open.
The remote transmitters/wireless keyless entry keypad has a minimum operating range of 10 m (33 feet).
The remote transmitters/wireless keyless entry keypad can be programmed using a diagnostic tool or by using the ignition lock cylinder method.