
Even small amounts of
the wrong fuel could
re sult in damage tothe fuel sy stem, the
engine and the emission control sy stem. #
Only refuel using premium-grade unlea‐
ded fuel that con form sto EN 228, or an
equi valent specification.
Fu el of this specification may con tain up to
10 %ethanol. Your vehicle is suitable for use
with E10 fuel.
Do not refuel using:
R Diesel
R E85, E100
R Petrol containing me thanol (M15, M30,
M85, M100)
R Petrol wi thadditives con taining me tal
If yo u accidentally refuel with the wrong fuel: #
Do not switch the ignition on. #
Consult a qualified specialist workshop. *
NO
TEDama gecaused bythe wrong fuel Ve
hicles with a diesel engine:
Even small amounts of the wrong fuel could
re sult in damage tothe fuel sy stem, the
engine and the emission control sy stem. #
Only refuel using diesel fuel that con‐
fo rm sto European standard EN 590, or
an equivalent specification. #
Vehicles with diesel particulate fil‐
ters: in countries outside the EU, only
use lo w-sulphur Euro diesel with a sul‐
phur content of under 50 ppm.
Do not use thefo llowing:
R Petrol
R Marine diesel
R Heating oil
R Bio-diesel
R Vegetable oil
R Paraffin
R Kerosene *
NO
TEDo not use diesel torefuel vehi‐
cles with a petrol engine. #
Do not switch on the ignition if you
acciden tally refuel with the wrong fuel.
Otherwise, fuel can enter the fuel sys‐
te m. Even small amounts of the wrong
fuel could result in damage tothe fuel
sy stem and the engine. Notify a quali‐
fi ed specialist workshop and ha vethe
fuel tank and fuel lines drained com‐
pl et ely. *
NO
TEDo not use petrol torefuel vehi‐
cles with a diesel engine. #
Do not switch on the ignition if you
acciden tally refuel with the wrong fuel.
Otherwise, fuel can enter the fuel sys‐
te m. Even small amounts of the wrong
fuel could result in damage tothe fuel
sy stem and the engine. The repair costs
are high. Notifyaqu alified specialist
wo rkshop and ha vethe fuel tank and
fuel lines drained compl etely. 176
Driving and pa rking

*
NO
TEDo not overfill the fuel tank, other‐
wise the fuel sy stem may be damaged. #
Only fill th e fuel tank until the pump
nozzle switches off. *
NO
TEDo not overfill the fuel tank, other‐
wise fuel may spay out when youre mo ve
th e pump nozzle. #
Only fill th e fuel tank until the pump
nozzle switches off. Re
quirement:
The vehicle must be unloc ked.
% Do not get into theve hicle again during the
re fuelling process. Otherwise, electros tatic
ch arge could build up again.
Obser vethe no tes on operating fluids
(→ page 433). Re
fuelling 1
Fuelfiller flap
2 Brac ketfo rth e fuel filler cap
3 Tyre pressure table
4 QR code forre scue card
5 Fuel type #
Press fuel filler flap 1. #
Turn the fuel filler cap anti-clockwise and
re mo veit. #
Insert the fuel filler cap into holder 2. #
Comple tely inse rtthefiller neck of the fuel
pump nozzle into theta nk, hook in place and
re fuel. #
Only fill th e fuel tank until the pump nozzle
switches off.
% Vehicles with a diesel engine: thefiller
neck is designed forre fuelling at diesel fill‐
ing pumps.
% Vehicles with a diesel engine: whenthe
fuel tank is compl etely em pty, refuel with at
lea st5 litres of diesel. Driving and parking
17 7

Ad
Blue ®
(diesel engine vehicles only) Note
s onAdBlue ®
* NOTEWhen you open theAd Blue ®
tank,
small amounts of ammonia vapour may
escape. #
Only fill th eAd Blue ®
tank in well-venti‐
lated areas. #
Do not let AdBlue ®
come into contact
wi th skin, eyes or clo thes. #
Keep AdBlue ®
aw ay from children. *
NOTEDo not ingest AdBlue ®
. If
Ad Blue ®
is swallo wed: #
Immediately rinse out your mouth thor‐
oughl y. #
Drink plenty of water. #
Seek medical attention immediately. Ad
Blue ®
is a fluid urea solution forex haust gas
af te rtre atment of diesel engines. In order forthe ex
haust gas af tertre atment tofunction properly,
only use AdBlue ®
in accordance wi thISO 222 41 .
Ad Blue ®
is ch aracterised bythefo llowing:
R non-t oxic
R colourless and odourless
R non-flammable
Ad Blue ®
may be topped up byfast service at a
qu alified specialist workshop, e.g. a Mercedes-
Benz Service Centre.
Ad Blue ®
is available at many filling stations from
Ad Blue ®
filling pumps.
Alternativel y,Ad Blue ®
is available at qualified
specialist workshops, e.g. Mercedes-Benz
Service Centres, and at many filling stations in
Ad Blue ®
re fill canis ters or AdBlue ®
re fill bottles.
% Ensure the connection between there fill
con tainer and vehicle filler neck does not
drip. To
pping up AdBlue ®
* NOTEEngine dama gedue toAd Blue ®
in
th e fuel #
AdBlue ®
must not be used tofill the
fuel tank. #
Only use AdBlue ®
to fill th eAd Blue ®
ta nk. #
Do not overfill theAd Blue ®
tank. *
NO
TEContamination of theve hicle inte‐
ri or due toAd Blue ®
lea kage #
Afterto pping up, carefully close the
Ad Blue ®
re fill con tainer. #
Avoid car rying AdBlue ®
re fill con tainers
permanently in theve hicle. 17 8
Driving and pa rking

Re
quirements:
The following announcements appear in order in
th e multifunction display when theAd Blue ®
tank
requ iresrefuelling:
R Refill AdBlue See Owner's Manual . The
Ad Blue ®
re ser voir is down tothere ser ve
le ve l.
R Refill AdBlue No start in XXX mi. You can still
drive theve hicle overth e dis tance shown.
To p up AdBlue ®
as soon as possible.
R Refill AdBlue Start not possible. The vehicle
can no longer be star ted.
The vehicle must be unloc ked. Opening
theAd Blue ®
filler cap #
Press fuel filler flap 1. #
Turn AdBlue ®
filler cap 2anti-clockwise and
re mo veit. Preparing
theAd Blue ®
re fill canis ter #
Screw onthefast ener of AdBlue ®
re fill canis‐
te r2. #
Screw disposable hose 1onto the opening
of Ad Blue ®
re fill canis ter2 until finger-tight. Driving and pa
rking 17 9

Pulling
the cruise control le ver will set the dis‐
pla yed speed limit as the speed, pr ovided that:
R The Speed Limit Pilot has been activated in
th e multimedia sy stem and
R Distance Pilot DISTRONIC has been acti va‐
te d.
If no speed limit is displa yed when the le ver is
operated, the speed set bythe driver is adop ted.
Drive prog ram
The DYNA MIC SELECT switch allo wsyouto
ch ange the driving style of Dis tance Pilot
DISTRONIC. Depending on which drive program
is selected, the driving characteristics can be
ge ared towa rds fuel econom y,comfort or
dynamic per form ance (→ page168).
Sy stem limits
Dis tance Pilot DISTRONIC is acti veinthe
0 km/h to200 km/h speed range.
Ve hicles with the Driving Assistance Pack‐
age: Distance Pilot DISTRONIC is acti veinthe
0 km/h to210 km/h speed range. The sy
stem may be impaired or may not function
in thefo llowing situations:
R In sno w,rain, fog, heavy spr ay, if there is
gl are, in direct sunlight or in great lyvarying
light conditions.
R Ifth e windscreen in the area of the camera is
dirty, mis ted up, damaged or co vered.
R Ifth era dar sensors are dirty or co vered.
Do not use Dis tance Pilot DISTRONIC in thefo l‐
lowing situations:
R Inroad and traf fic conditions whi chdo not
allow youto maintain a cons tant speed, e.g.
in heavy traf fic or on winding roads.
R On slippe ryroads. Braking or accelerating
can cause the drive wheels tolose traction
and theve hicle could then skid.
R When there is poor visibility, e.g. due tofog,
heavy rain or sno w.
R In multi-s torey car par ksor at tollst ations.
R Onroads with steep uphill or downhill gradi‐
ents. Ti
ps
Pa y particular attention in thefo llowing traf fic
situations. In such situations, brake if necessar y.
Dis tance Pilot DISTRONIC is then deactivated:
R When cornering, entering and exiting a bend.
R When not driving in the cent reofthe lane.
R When other vehicles are changing lane.
R Ifth ere are nar row vehicles.
R Ifth ere are obs tacles and stationary vehi‐
cles.
R Ifth ere are crossing vehicles, pedestrians,
mo torcyc lists or cyclists. 204
Driving and parking

%
Once you ha veswitched off the engine, you
cannot restart the engine until you ha ve
deactivated the HOLD function. DY
NA MIC BODY CONT ROL DY
NA MIC BODY CONTROL has thefo llowing
ch aracteristics:
R Variable damping characteristics
R Continual adjustment of the damping forc es
The damping characteristics adapt tothe cur rent
operating and driving situation.
The da mping is tuned individually for each wheel
and is af fected bythefo llowing factors:
R The road sur face conditions R
The drive program selected
R Vehicle load
The drive program can be adjus ted using the
DY NA MIC SELECT switch. AIR
BODY CONT ROL AIR
BODY CONT ROL function
AIR BODY CONTROL is an air suspension sy stem
with variable damping for impr oved driving com‐
fo rt. The all-round le vel control sy stem ensures
th e best possible suspension and const ant
ground clea rance, even wi tha laden vehicle.
When driving at speed, theve hicle is lo wered
automatically toimpr ove driving saf ety and to re
duce fuel consum ption. The option of manually
adjusting theve hicle le vel is also available.
AIR BODY CONTROL comprises:
R Air suspension with variable spring rate
R Automatic le vel control sy stem
R Speed-dependent lo wering toreduce fuel
consum ption
R Manual le vel adjustment
R ADS PLUS (Adaptive Damping Sy stem with
const ant damping forc e adjustment)
R DYNA MIC SELECT switch and le vel button 214
Driving and pa rking

Instrument display
overview &
WARNING Risk of accident due toan
instrument display malfunction
If th e instrument display has failed or mal‐
functioned, you may not recognise function
re strictions applying tosaf etyre leva nt sys‐
te ms.
The operating saf ety of your vehicle may be
impaired. #
Drive on carefull y.#
Have theve hicle checked immediately
at a qualified specialist workshop. If
th e operating saf ety of your vehicle is
impaired, park theve hicle safely as soon as pos‐
sible. Contact a qualified specialist workshop. Instrument display (standard) 1
Speedome ter
2 Multifunction display
3 Rev counter
4 Coolant temp erature display
5 Fuel le vel and fuel filler flap location indica‐
tor Instrument display in
the widescreen cockpit 1
Speedome ter
2 Multifunction display
3 Rev counter
4 Coolant temp erature display
5 Fuel le vel and fuel filler flap location indica‐
tor
The segments in speedome ter1 indica tethe
sy stem status forth efo llowing:
R Cruise control (→ page199)
R Limi ter (→ page 199)
R Distance Pilot DISTRONIC (→ page 202) 254
Instrument Displ ayand on-board computer

Ve
hicles with Traf fic Sign Assist and wide‐
screen cockpit: detected instructions and traf‐
fi c signs appear in the speedome ter
( → page 239).
* NO
TEEngine dama gedue toexc essively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. The fuel supply is inter
rupted toprotect the
engine when there d band in rev counter 3
(o ve rrev ving range) is reached.
During no rmal operating conditions, coolant
te mp erature display 4may rise to120 °C. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into contact with hot
gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. Overview of
the but tons on thest eering
wheel 1
Button group:
% Main menu and ba ckbutton (on-board
computer)
8 Switches sound off/on
W Increases thevo lume
X Decreases thevo lume
2 Touch Control (on-board co mputer)
3 Touch Control (multimedia sy stem)
4 Button group:
% Main menu and back button (multime‐
dia sy stem) Instrument Display and on-board computer
255