See also:

If your vehicle is stolen
If your vehicle is stolen, you should change the codes of any non-rolling code device that has been programmed into HomeLink . Consult the Owner’s Manual of each device or call the manufacturer ...

Warning signals
To help prevent the vehicle from moving unexpectedly by erroneous operation of the Intelligent Key or to help prevent the vehicle from being stolen, a chime or buzzer sounds from inside and outsid ...

Nissan Intelligent Key™ door buzzer (if so equipped)
The Intelligent Key door buzzer sounds if any one of the following improper operations is found. ● The ignition switch is not returned to the LOCK position when locking the doors. ● ...