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:
Useful tips for correct operation
You can display useful speaking tips to help the
system recognize your voice commands correctly.
1. Select “Help on Speaking”.
2. You can confirm the page by scrolling the
screen. ...
Engine block heater (if so equipped)
Engine block heaters are used to assist in cold
temperature starting.
The engine block heater should be used when
the outside temperature is 208F (−78C) or lower.
To use the engine block h ...
Three-way catalyst
The three-way catalyst is an emission control
device installed in the exhaust system. Exhaust
gases in the three-way catalyst are burned at
high temperatures to help reduce pollutants.
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