Functional requirements
The system must have been initialized when the tire inflation pressure was correct; otherwise, reliable signaling of a flat tire is not ensured. Initialize the system after each correction of the tire inflation pressure and after every tire or wheel change.
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 ...
Warning stages
Prewarning
This warning is issued, for example, when there
is the impending danger of a collision or the distance
to the vehicle ahead is too small.
Acute warning
Warning of the imminent danger ...
General information
The navigation system can determine the precise
position of the vehicle, with the aid of satellites
and vehicle sensors, and can reliably
guide you to every entered destination.
Navigation data ...