Mercedes-Benz S-CLASS 2017 Operator's Manual page 163

Completely insert the filler neck of the fuel
X
pump nozzle into the tank, hook in place and
refuel.
Only fill the tank until the pump nozzle
X
switches off.
Do not add any more fuel after the pump stops
filling for the first time. Otherwise, fuel may
leak out.
Closing the fuel filler flap
Replace the cap on the filler neck and turn
X
clockwise until it engages audibly.
Close the fuel filler flap.
X
Close the fuel filler flap before locking the vehi-
cle.
Problems with fuel and the fuel tank
Problem
Fuel is leaking from the
vehicle.
The fuel filler flap cannot
be opened.
Possible causes/consequences and M Solutions
G
WARNING
The fuel line or the fuel tank is faulty.
Risk of explosion or fire.
Apply the electric parking brake.
X
Switch off the engine.
X
Make sure that the ignition is switched off (
X
or
When using the SmartKey, turn the SmartKey to position 0 in the
X
ignition lock and remove it (
Do not restart the engine under any circumstances.
X
Consult a qualified specialist workshop.
X
The fuel filler flap is not unlocked.
Unlock the vehicle (
X
The SmartKey battery is discharged or nearly discharged.
Unlock the vehicle using the mechanical key (
X
The fuel filler flap is unlocked, but the opening mechanism is jammed.
Consult a qualified specialist workshop.
X
If you drive at speeds above 1 mph (2 km/h)
with the fuel filler flap open, the
Flap Open message is shown in the multifunc-
tion display.
If you are driving with the fuel filler cap open, the
8 reserve fuel warning lamp flashes. A mes-
sage appears in the multifunction display
( page 244).
Y
In addition, the ; Check Engine warning
lamp may light up ( page 264).
Y
For further information on warning and indicator
lamps in the instrument cluster, see
( page 264).
Y
page 145).
Y
page 77).
Y
Refueling
Fuel Filler
page 145).
Y
page 79).
Y
Z
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