See also:

Vents
Adjust air flow direction for the driver’s and passenger’s side 1 , and center 2 ventilators by moving the ventilator slide and/or ventilator assemblies. Open or close the ventilators 1 by ...

Seat belt extenders
If, because of body size or driving position, it is not possible to properly fit the lap/shoulder belt and fasten it, an extender is available which is compatible with the installed seat belts. ...

NISSAN dealer.
However, now and then you may notice light spark knock for a short time while accelerating or driving up hills. This is not a cause for concern, because you get the greatest fuel benefit when ther ...