Mercedes-Benz E-Sedan 2012 Owners Manual - Manual (Page 166)

Problems with fuel and the fuel tank
Problem Possible causes/consequences and M Solutions
Fuel is leaking from the
vehicle. G Risk of explosion or fire
The fuel line or the fuel tank is defective.
X Turn the SmartKey to position 0( Y page 145) in the ignition lock
immediately and remove it.
X Do not restart the engine under any circumstances.
X Consult a qualified specialist workshop.
The fuel filler flap
cannot be opened. The fuel filler flap is not unlocked.
or
The SmartKey battery is discharged.
X Unlock the vehicle using the mechanical key ( Y page 77).
X Open the trunk lid or the tailgate.
X Manually unlock the fuel filler flap using the emergency release
(
Y page 163).
164
Refueling
Driving and parking