What's the 2002 Nissan Xterra engine oil type?

When shopping for oil for the 2002 Nissan Xterra choose a high-quality oil that has the API certification mark or has an ILSAC grade of GF-iAnd II. An oil with a viscosity grade of 5W-30 is recommended for all temperatures. And oil with the SAE grade of 10W-30 or 40 can be used when the temperatures are above 0°F. The oil level should be checked often camel every time You put gas in the tank is a good idea but no less than once a month. Remove the dipstick from the tube and wipe it off with a clean cloth put it back in making sure it goes all the way down. Remove it and verify the oil level by holding the tip down and making sure it is in between the marks.