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

See also:

Event Data Recorders (EDR)
GUID-D562961D-9AFE-4754-8C59-8C01CE2FEDDB This vehicle is equipped with an Event Data Recorder (EDR). The main purpose of an EDR is to record, in certain crash or near crash-like situations, such ...

General maintenance
During the normal day-to-day operation of the vehicle, general maintenance should be performed regularly as prescribed in this section. If you detect any unusual sounds, vibrations or smells, be s ...

Changing wheels and tires
Tire rotation NISSAN recommends rotating the tires every 7,500 miles (12,000 km). (See “Flat tire” in the “6. In case of emergency” section for tire replacing procedures.) As soon as po ...