Mobility
To ensure that you remain mobile at all times, this chapter supplies you with important information on the topics of fuels and lubricants, wheels and tires, service, maintenance, and Roadside Assistance.
See also:
Swapping the telephone and additional
telephone
The function of the telephone and additional telephone
can be swapped automatically.
1. "Telephone"
2. "Bluetooth® (phone)"
3. "Swap phone/addit. phone" ...
Units of measure
Setting the units of measure
To set the units for fuel consumption, route/distance
and temperature:
1. "Settings"
2. "Language/Units"
3. Select the desired menu item.
...
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 ...