See also:

Battery
If the battery is not fully charged during extremely cold weather conditions, the battery fluid may freeze and damage the battery. To maintain maximum efficiency, the battery should be checked ...

NISSAN Intelligent Key™ door buzzer
The Intelligent Key door buzzer sounds if the Intelligent Key is left inside the vehicle when locking the doors. When the buzzer sounds, be sure to check both the vehicle and the Intelligent Key. ...

Horn
To sound the horn, push near the horn icon of the steering wheel. WARNING Do not disassemble the horn. Doing so could affect proper operation of the supplemental front air bag system. Tampering ...