See also:

Engine block heater (if so equipped)
Engine block heaters are used to assist in cold temperature starting. The engine block heater should be used when the outside temperature is 208F (−78C) or lower. To use the engine block h ...

Exhaust gas (carbon monoxide)
- Do not breathe exhaust gases; they contain colorless and odorless carbon monoxide. Carbon monoxide is dangerous. It can cause unconsciousness or death. - If you suspect that exhaust fum ...

If the moonroof does not close
Have your NISSAN dealer check and repair the moonroof. ...