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6. To enable/disable the autolock feature, press the unlock control, then
press the lock control. The horn will chirp once if autolock was
deactivated or twice (one short and one long chirp) if autolock was
activated.
7. Turn the ignition to the 1 (OFF/LOCK) position. The horn will chirp
once to confirm the procedure is complete.
Keyless entry key pad autolock enable/disable procedure
1. Turn the ignition to the 1
(OFF/LOCK) position.
2. Close all the doors.
3. Enter factory–set 5–digit entry
code.
4. Press and hold the 3 • 4. While holding the 3 • 4 press the 7 • 8.
5. Release the 7 • 8.
6. Release the 3 • 4.
The user should receive a horn chirp to indicate the system has been
disabled or a chirp followed by a honk to indicate the system has been
enabled.
Autounlock feature (if equipped)
The autounlock feature will unlock all the doors when:
• the ignition is in the 3 (ON) position, all the doors are closed, and the
vehicle has been in motion at a speed greater than 12 mph (20 km/h);
• the vehicle has then come to a stop and the ignition is turned to the 1
(OFF/LOCK) or 2 (ACC) position; and
• the driver door is opened within 10 minutes of the ignition being
transitioned to the 1 (OFF/LOCK) or 2 (ACC) position.
Note: The doors will not autounlock if the vehicle has been
electronically locked before the driver door is opened.
Deactivating/activating autounlock feature
Your vehicle comes with the autounlock features deactivated; there are
three methods to enable/disable this feature:
• Through your authorized dealer,
• by using a power door unlock/lock sequence,
• using a keypad procedure (if equipped)
2008 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Locks and Security
138