Mercedes-Benz S-Class 2020 Owner's Manual page 223

220 Driving and parking
Insert the fuel filler cap from above into
#
bracket 2.
Completely insert the pump nozzle into the
#
tank filler neck, hook in place and refuel.
Only fill the fuel tank until the pump nozzle
#
switches off.
% Vehicles with a diesel engine: the tank
filler neck is designed for refuelling at diesel
filling pumps.
% Vehicles with a diesel engine: when the
fuel tank is completely empty, top up with at
least 5 litres of diesel.
% Vehicles with a diesel engine: use a filler
neck with a large diameter for vehicles with
a diesel engine when topping up fuel from a
fuel can. Otherwise, the filler neck cannot
slide into the tank.
Replace the cap on the filler neck and turn
#
clockwise until it engages audibly.
Close fuel filler flap 1.
#
®
AdBlue (vehicles with a diesel engine only)
Notes on refilling AdBlue ®
®
AdBlue is a water-soluble fluid for the NOx
exhaust gas aftertreatment of diesel engines. In
order for the exhaust gas aftertreatment to func‐
®
tion properly, only use AdBlue
with ISO 22241.
®
AdBlue is characterised by the following:
non-toxic
R
colourless and odourless
R
non-flammable
R
If you open the AdBlue ® tank, small amounts of
ammonia vapour may be released. Only fill the
®
AdBlue tank in well-ventilated areas.
®
Do not let AdBlue come into contact with skin,
®
eyes or clothes. Keep AdBlue
dren.
®
Do not ingest AdBlue . If AdBlue
immediately rinse your mouth out thoroughly.
Drink plenty of water. Seek medical attention at
once.
Observe the notes on operating fluids
( page 491).
/
®
AdBlue is available here:
R AdBlue
a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
in accordance
AdBlue
R
from AdBlue
Alternatively, AdBlue
R
specialist workshops, e.g. Mercedes-Benz
Service Centres, and at many filling stations
in AdBlue
bottles.
% Ensure the connection between the refill
container and vehicle filler neck does not
drip.
away from chil‐
®
is swallowed,
®
can be topped up by fast service at
®
is available at many filling stations
®
filling pumps.
®
is available at qualified
® ®
refill canisters or AdBlue refill