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:
Engine Oil
To ensure proper engine performance and long life, careful attention must be
paid to engine oil. Following these simple, but important steps will help protect
your investment:
► Always use ...
Driver Information Center (DIC)
The DIC display is located at the bottom of the instrument panel cluster. It
shows the status of many vehicle systems and enables access to the personalization
menu.
The DIC buttons are located o ...
Safety Chains
Always attach chains between the vehicle and the trailer. Cross the safety chains
under the tongue of the trailer to help prevent the tongue from contacting the road
if it becomes separated from the ...
