See also:

Operating tips
-When the engine coolant temperature and outside air temperature are low, the air flow from the foot outlets may not operate for a maximum of 150 seconds. However, this is not a malfunction. ...

Temperature
A temperature increase will accelerate the rate of corrosion to those parts which are not well ventilated. ...

Injured persons
NISSAN recommends that injured persons use seat belts, depending on the injury. Check with your doctor for specific recommendations. ...