See also:

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 forei ...

Temperature
High temperatures accelerate the rate of corrosion to those parts which are not well ventilated. ...

Tongue load
When using a weight carrying or a weight distributing hitch, keep the tongue load between 10 to 15% of the total trailer load within the maximum tongue load limits shown in the following â ...