See also:

Actions in the event of a flat tire
Run-flat tires You can continue driving with a damaged tire at speeds up to 50 mph/80 km/h. Do not continue driving without run-flat tires If the vehicle is not equipped with run-flat tires ...

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 ...

Adding engine oil
760i/Li: open/close flap When the flap is closed, it must latch Filler neck When the indicator lights up in the instrument cluster, add 1 US quart/liter of engine oil within the next 125 mi ...