Uniform Tire Quality Grading Standards
A uniform standard to grade the quality of tires with regards to tread quality, tire traction and temperature characteristics. Ratings are determined by tire manufacturers using U.S. government testing procedures. The ratings are molded into the sidewall of the tire.
See also:
Engine
Display messages
Top Up Coolant See
Operator's Manual
Possible causes/consequences and ►
Solutions
The coolant level is too low.
► Add coolant, observing the warning notes
...
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
Cruise control activated:
The segments light up from the stored speed
to the maximum speed.
DISTRONIC PLUS activated:
O ...
Panic alarm
•► To activate: press
button 1 for at
least one second.
An alarm sounds and the exterior lighting
flashes.
•► To deactivate: press
button 1
again.
or
•► Inse ...
