FORD 2011 F-550 v.4 - Manual (Page 138)

Note: The doors will not autounlock if the vehicle has been
electronically locked before the driver door is opened.
Deactivating/activating autounlock feature
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)
• or by using the instrument cluster message center (if equipped). Refer
to Optional message center in the Driver controls chapter.
Note: The autounlock feature can be activated/deactivated
independently of the autolock feature.
Power door lock switch autounlock enable/disable procedure
Before starting, ensure the ignition is in the off position and all vehicle
doors are closed. You must complete Steps 1–5 within 30 seconds or the
procedure will have to be repeated. If the procedure needs to be
repeated, wait a minimum of 30 seconds before beginning again.
1. Place the key in the ignition and
turn the ignition to the on position.
2. Press the power door unlock
control on the door panel three
times.
3. Turn the ignition from the on
position to the off position.
4. Press the power door unlock control on the door panel three times.
5. Turn the ignition back to the on position. The horn will chirp one time
to confirm programming mode has been entered and is active.
6. To enable/disable the autounlock feature, press the lock control, then
press the unlock control. The horn will chirp once if autounlock was
deactivated or twice (one short and one long chirp) if autounlock was
activated.
7. Turn the ignition to the off position. The horn will chirp once to
confirm the procedure is complete.
Locks and Security
138
2011 F-250/350/450/550 (f23)
Owners Guide, 4th Printing
USA (fus)