Initialization
When the ignition switch is placed in the ON
position, NISSAN Voice Recognition is initialized,
which takes a few seconds. If the 
button is
pressed before the initialization completes, the
system will announce “Hands-free phone system
not ready” and will not react to voice commands.
See also:
To turn system off
Press the /OFF button. ...
Cleaning interior
Occasionally remove loose dust from the interior
trim, plastic parts and seats using a vacuum
cleaner or soft bristled brush. Wipe the vinyl and
leather surfaces with a clean, soft cloth dampened
...
Reporting safety defects
For USA
If you believe that your vehicle has a defect
which could cause a crash or could
cause injury or death, you should immediately
inform the National Highway Traffic
Safety Administratio ...