Infiniti QX: Uniform tire quality grading
DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:
Treadwear 200 Traction AA Temperature A
Flat towing
Towing your vehicle with all four wheels on
the ground is sometimes called flat towing.
This method is sometimes used when
towing a vehicle behind a recreational
vehicle, such as a motor home. ...
Treadwear
The treadwear grade is a comparative
rating based on the wear rate of the tire
when tested under controlled conditions
on a specified government test course. For
example, a tire graded 150 wou ...
See also:
Lower Anchors and Tethers for CHildren System (LATCH)
LATCH system lower anchor locations -
captain’s seats
LATCH system lower anchor locations -
bench seat
Your vehicle is equipped with special
anchor points that are used with the LA ...
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to
contain additives that help prevent engine and fuel system deposits from forming,
allowing the emission control syste ...
General program (special programs off)
This program is compatible with all on and off-road conditions. If not already
active, it should be selected before driving on surfaces which are similar to a
hard road surface. Dry cobbles, tar ...






