Department Of Transportation Uniform TireQuality Grades

The following tire grading categories were established by the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle.

All passenger car tires must conform to Federal safety requirements in addition to these grades.

See also:

Incomplete door locking
The warning light on the dial turns on (on certain versions together with the message on the display) when one or more doors, the boot (indication fitted on some versions only) or the bonnet ...

Main beams
The warning light turns on when the main beams are turned on. POSSIBLE PRESENCE OF ICE ON THE ROAD (versions with reconfigurable multifunction display) This indication starts flashing when the ou ...

Possible presence of ice on the road
Warning message will appear and temperature indication will flash on the display when the outside temperature reaches or falls below 3°C to warn the driver of the possible presence of ice on the ...