1. Make sure all the doors are closed.
2. Press the UNLOCK button on the driver's door to unlock all doors.
3. Within five seconds, press the LOCK button on the driver's door and hold it for at least two seconds.
4. The doors will lock and a chime will sound to indicate that auto-lock has been enabled.
To disable auto-lock doors, repeat the steps above, but hold down the UNLOCK button instead of the LOCK button in Step 3.
