See also:

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. ● ...

Exterior
I find the Sentra peculiar-looking, but you can form your own opinion. As for the SE-R and SE-R Spec V variants, they have unique side sill extensions and deeper front and rear bumpers to match. A ...

FM/AM radio with compact disc (CD) changer (if so equipped)
For all operation precautions, see "Audio operation precautions" in this section. VOL/ON·OFF control: Place the ignition switch in the ACC or ON position and push the VOL/ON·OFF cont ...