Explorer 2WD V6-4.0L (2009)
Within 5 seconds of Step 3, release the 3/4 button on the keyless entry keypad.
Auto-Unlock Programming Using the Ignition Lock Cylinder
1. Close all doors and windows.
2. Confirm that the ignition key is OFF.
3. NOTE: Steps 5 through 9 must be carried out within 30 seconds.
Turn the ignition key from OFF to RUN.
4. Press the door lock control switch UNLOCK button 3 times.
5. Turn the ignition key from RUN to OFF.
6. Press the door lock control switch UNLOCK button 3 times.
7. Turn the ignition key from OFF to RUN.
8. Verify the horn chirps. This indicates the enable/disable mode and now is ready to accept program changes.
9. Press the door lock control switch LOCK button then the UNLOCK button 1 time to command the module to toggle the auto-unlock feature.
10. Verify that the horn chirps. There should be 1 chirp indicating that auto-unlock feature has been disabled. If 1 chirp is heard, followed by a longer
sound of the horn, the auto-unlock feature has just been enabled.
11. Turn the key to the OFF position or wait 2 minutes to exit the enable/disable mode.
12. Verify that the horn chirps once to indicate that a feature has been changed and that auto-unlock has been toggled.