Oil additives
NISSAN does not recommend the use of oil additives. The use of an oil additive is not necessary when the proper oil type is used and maintenance intervals are followed.
Oil which may contain foreign matter or has been previously used should not be used.
See also:
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 ...
Changing engine coolant
A NISSAN dealer can change the engine coolant.
The service procedure can be found in the
NISSAN Service Manual.
Improper servicing can result in reduced
heater performance and engine overheating.
...
NISSAN vehicle immobilizer system
The NISSAN Vehicle Immobilizer System will not
allow the engine to start without the use of a
registered key.
If the engine fails to start using a registered key
(for example, when interference ...