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:
Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement.
Make sure the airbag readiness light is working. See Airbag Readiness Light
.
Notice: If an airbag covering is ...
Fluid level checks
NOTICE
Check the engine oil weekly. If any significant or sudden drop in oil level is
noted, seek qualified assistance.
If the message ENGINE OIL PRESSURE LOW is displayed, stop the engine as ...
Chemical Paint Spotting
Airborne pollutants can fall upon and attack painted vehicle surfaces causing
blotchy, ring-shaped discolorations, and small, irregular dark spots etched into
the paint surface. ...






