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.
See also:
Switching the interior lamps on and off
Switching the interior lamps on and off
Press the button.
To switch off permanently: press the button for
approx. 3 seconds.
To clear this setting: briefly press the button. ...
Welcome lamps
When parking the vehicle, leave the switch in
position or
: the parking and interior
lamps light up briefly when the vehicle is unlocked.
Activating/deactivating the welcome
lamps
1. " ...
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 ...