BMW X5 Owner's Manual page 205

1. Open the cover on the right side trim.
2. Pull the green knob with the fuel pump
symbol. This releases the fuel filler flap.
Observe the following when
refueling
The fuel tank is full when the filler nozzle clicks
off the first time.
Do not overfill the fuel tank
Do not overfill the fuel tank; otherwise
fuel may escape, causing harm to the environ‐
ment and damaging the vehicle.◀
Handling fuels
Obey safety regulations posted at the
gas station.◀
Online Edition for Part no. 01 40 2 926 740 - X/13
Refueling Mobility
205