See also:

General maintenance
During the normal day-to-day operation of the vehicle, general maintenance should be performed regularly as prescribed in this section. If you detect any unusual sounds, vibrations or smells, ...

SE-R and SE-R Spec V
The Sentra SE-R and SE-R Spec V are sporty variants with a 2.5-liter four-cylinder. The SE-R is built for mainstream consumers who want a sportier feel; the Spec V is geared toward the enthusiast ...

Aftermarket fuel additives
NISSAN does not recommend the use of any aftermarket fuel additives (for example, fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which are sold commercially. Many of t ...