See also:

Tire size
Example: 255/55 R 19 107 V 255: nominal width in mm 55: aspect ratio in % R: radial tire code 19: rim diameter in inches 107: load rating, not for ZR tires V: speed rating, before the R on ZR ti ...

Integrated Owner's Manual in the vehicle
The integrated Owner's Manual can be displayed on the Control Display. The equipment and functions that are in the vehicle are described therein. ...

Opening the tone settings inthe Options menu
1. "CD/Multimedia" or "Radio" 2. If necessary, select additional entries, for example, "FM" or "CD/DVD". 3. Open "Options". 4. "Tone" 5 ...