See also:

Locking and unlocking
Pressing the buttons locks and unlocks the doors and the trunk lid when the front doors are closed, but they are not secured against theft. The fuel filler flap remains unlocked. ...

Tire inflation pressures X5 xDrive35i/X5 xDrive35d with three rows of seats
...

Message when the system was notreset
A Check Control message is displayed. The system detected a wheel change but was not reset. Warnings regarding the current tire inflation pressure are not reliable. Check the tire inflation ...