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 ...

The concept
The following can be operated using the buttons and the thumbwheel on the steering wheel: Current audio source. Redial on telephone*. Activation of the voice activation system*. ...

Switching spoken instructions on/off
The setting is stored for the remote control currently in use. 1. "Navigation". 2. "Map". 3. "Voice instructions" Repeating spoken instructions 1. "Navigatio ...