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:
Problems with the seat heating
The seat heating has switched off
prematurely or cannot be switched on. The
vehicle's electrical system voltage is too low
because too many electrical consumers are
switched on.
Switch off e ...
Cleaning the display
► Before cleaning the display, make sure
that
it is switched off and has cooled down.
► Clean the display surface using a
commercially-available microfiber cloth
and TFT/LCD display ...
Adjusting the four-way lumbar
support
You can adjust the contour of the front seat
backrests individually to provide optimum
support for your back.
1 To raise the backrest contour
2 To soften the backrest contour
3 To lower the ...
