Cruise control
See also:
BMW Maintenance System
The maintenance system directs you to required
maintenance measures and thereby supports
you in maintaining road safety and the operational
reliability of the vehicle. ...
Entering letters and numbers
1. Turn the controller: select letters or numbers.
2. Select additional letters or numbers if
needed.
3. "OK": confirm the entry.
Switching between letters and
numbers
Depending on ...
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 ...
