Subaru Forester: Uniform tire quality grading standards
This information indicates the relative performance of passenger car tires in the area of treadwear, traction, and temperature resistance.
This is to aid the consumer in making an informed choice in the purchase of tires.
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
The quality grades apply to new pneumatic tires for use on passenger cars. However, they do not apply to deep tread, winter type snow tires, space-saver or temporary use spare tires, tires with nominal rim diameters of 12 inches or less, or to some limited production tires.
All passenger car tires must conform to Federal Safety Requirements in addition to these grades.
Steps for Determining Correct Load Limit
1. Locate the statement “The combined
weight of occupants and
cargo should never exceed XXX
pounds” on your vehicle’s placard.
2. Determine the combined weight
of the driver and passeng ...
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
...
See also:
What is an Onboard Diagnostic System (OBD II)?
OBD II is part of your vehicle's computerized
engine management system. It stores diagnostic
information about your vehicle's emission
controls. It can light the Check Engine light
(MIL) if it ...
Indicator lamps
Turn-signal indicator lamps/Hazard
warning indicator lamps
These indicator lamps blink on and off when a turn-signal lamp is operating.
NOTE:
● If the blinking is too fast, the cause may b ...
Driving on Hills
Driving safely on hills requires good judgment and an understanding of what the
vehicle can and cannot do.
WARNING
Many hills are simply too steep for any vehicle. Driving up hills can cause the
...