See also:

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock.” (“Spark knock” is a metallic rapping noise.) If severe, this can lead to eng ...

Air cleaner
QR25DE NOTE: The air cleaner filter should not be cleaned and reused. Replace the air cleaner filter according to the maintenance log shown in the “Warranty Information and Maintenance Bookl ...

Fourth generation
The fourth generation Altima was announced at the 2006 New York Auto Show on April 12, 2006. It is the first vehicle to use the smaller Nissan D platform, with a new front and upgraded rear suspen ...