See also:

Activating HDC
Press the button; the LED above the button lights up. ...

Operating from the inside
Operating from the inside Via the button for the central locking system. If the vehicle has been locked from inside, the fuel filler flap remains unlocked. If an accident of a certain severity ...

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 ...