BMW X5 Owner's Manual page 274

Mobility Fuel
Only dispose of empty bottles in your house‐
hold garbage if the local legal regulations per‐
mit it.
Reserve display
After refilling, the reserve continues to appear
after the engine is restarted. After the vehicle
has been driven for a few more minutes, this
display will disappear.
274
Online Edition for Part no. 01 40 2 918 395 - III/13