Warning signals
The Intelligent Key system is equipped with a function that is designed to minimize improper operations and to help prevent the vehicle from being stolen. The warning buzzer sounds and the warning display appears on the vehicle information display when improper operations are detected.

When the buzzer sounds and the warning display appears, be sure to check both the vehicle and the Intelligent Key.
See also:
Safety
Traction control is available on select models. The Frontier offers advanced
brake controls in 4x4 models, including an electronic stability system, Hill
Descent Control and Hill Start Assist. HDC ...
Opener operation
WARNING
● Do not drive with the trunk lid open. This
could allow dangerous exhaust gases
to be drawn into the vehicle. See “Exhaust
gas” in the “Starting and driving”
section of t ...
Audio operation precautions
Compact disc (CD) player (models
without Navigation System)
CAUTION:
- Do not force a compact disc into the CD
insert slot. This could damage the CD
and/or CD changer/player.
- Trying to lo ...
