Displaying stored Check Controlmessages
1. "Vehicle Info"
2. "Vehicle status"
3. 
"Check Control"
4. Select the text message.
See also:
Weights
...
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 ...
Saving a function
1. Highlight the function via the iDrive.
2.
Press the desired button for more
than 2 seconds. ...