See also:

Tire identification marks
Tire size 255/50 R 19 103 Y 255: nominal width in mm 50: aspect ratio in % R: radial tire code 19: rim diameter in inches 103: load rating, not for ZR tires Y: speed rating, before the R on ZR ...

Initiating an Emergency Request
1. Press the cover briefly to open it. 2. Press the SOS button until the LED in the button lights up. The LED lights up: an Emergency Request was initiated. If the situation allows, wait ...

Traffic bulletins on the map
"Traffic conditions/gray map" active: The Control Display changes to a black and white display. This enables a better view of the traffic bulletins. The day/night mode is disregarded ...