204Driving and operatingThe funnel is located on the right-
hand side storage compartment in the load compartment.
Place the funnel in a straight line to
the filler neck and press with slight force to insert.
Use the funnel to fill the diesel fuel into
the filler neck.
After topping-up, put the funnel into
the plastic bag and stow it in the storage compartment.
Selective catalytic reduction system
3 158.
Natural gas refuellingThe fuel filler flap can only be opened
if the vehicle is unlocked. Release the
fuel filler flap by pushing the flap.9 Warning
Refuel only with a maximum
output pressure of 250 bar. Use
only temperature-compensated
filling stations.
The refuelling procedure must be
completed, i.e. the filler neck must be
vented.
The capacity of the natural gas tank depends on outside temperature,
filling pressure and type of refuelling
system. Capacities 3 272.
Close the flap and allow it to engage. Terms for "natural gas vehicles"
abroad:
GermanErdgasfahrzeugeEnglishNGVs = Natural Gas Vehi‐
clesFrenchVéhicules au gaz naturel -
or - Véhicules GNVItalianMetano auto
Terms for "natural gas" abroad:
GermanErdgasEnglishCNG = Compressed
Natural GasFrenchGNV = Gaz Naturel (pour)
Véhicules - or -
CGN = carburantgaz
naturelItalianMetano (per auto)
Liquid gas refuelling
Follow the operating and safety
instructions of the filling station when
refuelling.
The filling valve for the liquid gas is
behind the fuel filler cap.
Driving and operating205
Unscrew protective cap from the filler
neck.
Screw the required adapter hand-
tight onto the filler neck.
ACME Adapter: Screw the nut of the
filling nozzle onto the adapter. Press
locking lever on filler nozzle down.
DISH filler neck: Place the filler nozzle
into the adapter. Press locking lever
on filler nozzle down.
Bayonet filler neck: Place filler nozzle
on the adapter and turn clockwise or
anticlockwise through one quarter
turn. Pull locking lever of filler nozzle
fully.
EURO filler neck: Press the filler
nozzle onto the adapter until it
engages.
Press the button at the liquid gas
supply point. The filling system stops
or begins to run slowly when 80% of
the tank volume is reached
(maximum fill level).
Release button on filling system to
stop the filling process. Release the
locking lever and remove the filler
nozzle. A small quantity of liquid gas
may escape.
Remove adapter and stow in vehicle. Fit protective cap to prevent the
penetration of foreign bodies into the
filler opening and the system.9 Warning
Due to the system design, an
escape of liquid gas after
releasing the locking lever is
unavoidable. Avoid inhaling.
9 Warning
The liquid gas tank should only be
filled to 80% capacity, for safety
reasons.
