#
Remo vekey1 from your keyring. #
Inse rtkey1 into the slot.
The vehicle is star ted af ter a brief time. #
Leavetheke y inser ted during the entire jour‐
ne y. #
Ifyo u pull key1 out of the slot, the engine
continues torun. #
Have key1 checked at a qualified specialist
wo rkshop.
If th eve hicle does not star t: #
Leavekey1 inthe slot. #
Depress the brake pedal. #
Start theve hicle with thest art/ stop button.
% Yo
u can also swit chon the po wer supp lyor
th e ignition with thest art/ stop button. Breaking-in no
tes Pr
otect the engine during thefirs t1, 000 miles
(1,500 km) by:
R Driving at varying road and engine speeds.
R Shifting tothe next gear up when or before
th eta ch ome ter needle is 00C3ofthewa yto the
re d area.
R Avoiding stre ss on theve hicle such as driving
at full thro ttle.
R Not shi fting manually toa lo werge ar to
brake.
R After1, 000 miles (1,500 km), gradually
increasing the engine speed and accelera te
th eve hicle up tofull speed.
R Vehicles with automatic transmission: not
depressing the accelera tor pedal be yond the
pressure point (kickdown). This also applies if
the engine or parts of the driv‐
et ra in ha vebeen replaced.
Also obser vethefo llowing breaking-in no tes:
R The sensors of the ESP ®
driving saf ety sy stem
adjust automatically while a cer tain dis tance
is being driven af terth eve hicle has been
delivered or af terre pairs. Full sy stem ef fec‐
tiveness is not reached until the end of this
te ach-in process.
R New or exchanged brakepads, brake discs
and tires only pr ovide optimal braking and
bonding af ter se veral hundred kilom eters.
Un tilthen, compensate forth ere duced brak‐
ing ef fect by applying greater pressure tothe
brake pedal. Driving tips
Note
s on driving &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardizes the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Ensure floor mats and carpets cannot
slip and pr ovide suf ficient room forthe
pedals. #
Do not lay multiple floor mats or carpets
on top of one ano ther. &
WARNING Risk of accident due to
unsuitable foot we ar
Operation of the pedals may be restricted due
to unsuitable foot we ar such as:
R Shoes with plat form soles
R Shoes with high heels
R Slippers #
When driving alw ayswe ar suitable
shoes in order tobe able tooperate the
pedals safel y. Driving and pa
rking 111
Diesel pa
rticulate filter Note
s onrege neration &
DANG ER Risk of death caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk offire caused byhot
ex haust sy stem parts
Flammable materials such as lea ves, grass or
twigs may ignite. #
Park theve hicle so that no flammable
material can come into con tact wi thhot
ve hicle components. #
In particular, do not park on dry grass‐
land or har vested grain fields. Re
generation wi thout inter ruption take s appr ox.
15 minutes.
If th eve hicle is predominantly used for short dis‐
ta nce driving or extended non-operational times,
th is could lead toa malfunction in the automatic
cleaning function forth e diesel particulate filter.
As a result, permanent blocking of the diesel par‐
ticulate filter may occur. and fuel may also accu‐
mulate in the engine oil and cause engine failure.
If yo u main lydrive short dis tances, you should
drive on a free way or go for a country drive for 20
minutes every500 km (300 miles). This facili‐
ta testh e diesel particulate filter's burn-off proc‐
ess.
* NO
TEDama gedue tohot exhaust gases During
rege neration, extremely hot exhaust
ga ses escape from theta ilpipe. #
During rege neration, maintain a mini‐
mum di stance of 7 ft(2 m) from other
objects, e.g. par kedve hicles. Displaying load
On-board computer:
4 Service 5
Consumption Info
The load of the diesel particulate filter is dis‐
pla yed. Load display at
75% load #
Toexitth e displa y:press the back button on
th e left-hand side of thesteering wheel.
Bear in mind thefo llowing related topic:
R Operating the on-board computer
(/ page 120) Battery main switch
Note
s onthe bat tery main switch *
NO
TEDama getothe electrical sy stem If
yo ure mo vethe battery main switch, it
could lead tothe electrical sy stem becoming
damaged. #
Make sure that the ignition is switched
off and that at least 15minutes ha ve
passed before removing the battery
main switch. Otherwise, electrical sys‐
te m components could be dama ged. Yo
u can use the battery main switch todiscon‐
nect the cur rent toall your vehicle's consumers.
This will pr event uncontrolled battery discha rge
caused byquiescent cur rent consumers.
If yo ur vehicle is equipped with an auxiliary bat‐
te ry inthe engine compartment or in the base of
th e co-driver's seat, you must disconnect bo th
batteries. Only then is the electrical sy stem fully
disconnected from the po wer supp ly. 12 0
Driving and pa rking
Au
tomatic transmission DIRECT SELECT le
ver Fu
nction of the DIRECT SELECT le ver &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R open doo rs,th ereby endangering other
persons or road users.
R get out of theve hicle and be hit by
oncoming traf fic.
R operate ve hicle equipment and become
trapped, forex ample.
In addition, children could also set theve hicle
in motion, forex ample, by:
R releasing the parking brake.
R shifting the automatic transmission out of
park position 005D.
R starting the engine #
Never lea vechildren and animals unat‐
te nded in theve hicle. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. #
Keep the SmartK eyout of there ach of
ch ildren. &
WARNING Risk of accident due toincor‐
re ct gearshifting
If th e engine speed is higher than the idle
speed and you engage the transmission posi‐
tion 005Bor005E, theve hicle may accelerate
sharply. #
Ifyo u engage the transmission position
005B or005E always depress the brake
pedal firm lyand do not accelerate at
th e same time. Yo
u use the DIRECT SELECT le verto switch the
transmission position. The cur rent transmission
position appears in the multifunction displa y. 005D
Park position
005E Reversege ar
005C Neut ral
005B Drive position
En gaging reve rsege ar R #
Depress the brake pedal and push the
DIRECT SELECT le ver upwards past thefirst
point of resis tance.
Tr ansmission position display 005Eis shown in
th e multifunction displa y.
Selecting neutral N &
WARNING Risk of accident and injury
when neutral position is engaged
If yo u park theve hicle with the transmission
in neutral position 005Cand the parking brake
is not engaged, theve hicle may rollaw ay.
There is a risk of accident and injur y. #
Before pa rking theve hicle, apply the
parking brake. 12 2
Driving and pa rking
*
NO
TEDo not use diesel torefuel vehicles
with a gasoline engine If
yo u ha veaccidentally refueled with the
wrong fuel:
R Do not swit ch the ignition on. Otherwise
fuel can enter the engine.
Even small amounts of the wrong fuel
could result in damage tothe fuel sy stem
and the engine. The repair costs are high. #
Consult a qualified specialist workshop. #
Have the fuel tank and fuel lines drained
comple tely. *
NO
TEDo not use gasoline torefuel vehi‐
cles with a diesel engine If
yo u ha veaccidentally refueled with the
wrong fuel:
R Do not swit ch the ignition on. Otherwise,
fuel can enter the fuel sy stem.
Even small amounts of the wrong fuel
could result in damage tothe fuel sy stem
and the engine. The repair costs are high. #
Consult a qualified specialist workshop. #
Have the fuel tank and fuel lines drained
comple tely. *
NO
TEDama getothe fuel sy stem caused
by ove rfilled fuel tanks #
Only fill th e fuel tank until the pump
nozzle switches off. *
NO
TEFuel may spr ayout when you
re mo vethe fuel pump nozzle #
Only fill th e fuel tank until the pump
nozzle switches off. *
NO
TEDama getopainted sur faces due to
fuel #
Do not spill any fuel on painted sur fa‐
ces. +
ENVI
RONMENTAL NOTEEnvironmental
damage due toimproper handling of fuel If fuels are handled improperly,
they pose a
danger topersons and the environment. #
Do not allow fuels torun into the sew‐
age sy stem, the sur face wate rs,the
ground water or into the ground. Re
quirements:
R The vehicle is unloc ked.
R The auxiliary heating is deactivated.
R The ignition is switched off.
R The front left-hand door is open.
% Do not
get ba ckinto theve hicle during the
re fueling process. Otherwise, electros tatic
ch arge could build up again.
Obser vethe no tes on operating fluids
(/ page 340). 1
Fuelfiller flap
2 Fuelfiller cap
% The fuel
filler flap is beside the front left-hand
door when vie wed in the direction of tr avel.
The position of the fuel filler cap 00D4is also
shown in the Instrument Displa y.The ar row
on thefilling pump specifies the side of the
ve hicle. #
Open fuel filler flap 1. #
Turn fuel filler cap 2coun ter-clockwise and
re mo veit. #
Close all vehicle doors topreve nt fuel vapors
from entering theve hicle interior. #
Comple tely slide thefiller neck of the pump
nozzle into theta nk, hook in place and refuel. #
Fillthe fuel tank only until the pump nozzle
switches off. 134
Driving and pa rking
#
Replace fuel filler cap 2and turn it clock‐
wise.
Yo u will hear a click when the fuel filler cap is
closed full y. #
Open the front left-hand door. #
Close fuel filler flap 1.
% Ve
hicles with a diesel engine and incor‐
re ct fueling pr otector against refueling
with gasoline: thefiller neck is designed for
re fueling at diesel filling pumps for passenger
ve hicles.
% Ve
hicles with a diesel engine without an
incor rect fueling pr otector: refueling pre‐
fe rred at diesel filling pumps for passenger
ve hicles. Ho wever,yo u can also refuel at a
diesel filling pump for truc ks.
% If
th e fuel tank has been run comple tely dr y,
add at least 1.3 ga l (5 l) of fuel. Problems with
the fuel and fuel tank Problem
Possible causes/consequences and 0050 0050Solutions
Fu el is leaking from the
ve hicle. The fuel line or
the fuel tank is de fective. #
Apply the parking brake. #
Switch off the engine. #
Remo vetheke y from the ignition loc k.
Or, on vehicles with KEYLESS‑GO: #
Open the driver's door.
The on-board electronics are in position 005A. This corresponds tothe
"k ey remo ved". #
Do not restart the engine under any circums tances. #
Consult a qualified specialist workshop.
The engine does not
st art. The fuel
tank has been run comple tely dr y. #
Refuel theve hicle with at least 1.3 ga l (5 l) of fuel. #
Swit chthe ignition on for appro ximately ten seconds. #
Start the engine continuously for a maximum of ten seconds until it
ru ns smo othly.
If th e engine does not star t: #
Switch the ignition on for appro ximately ten seconds. #
Start the engine continuously for a maximum of ten seconds until it
ru ns smo othly.
If th e engine does not start af terth re e attem pts: #
Consult a qualified specialist workshop. Driving and parking
13 5
#
Turn DEF filler cap 1coun ter-clockwise and
re mo veit.
Opening the DEF filler cap on loc kable filler
caps #
Open the hood. #
Take tool 4 for unlocking DEF filler cap 1
from theve hicle tool kit. #
Pull co ver3 on DEF filler cap 1up, turn
90° and release. #
Insert tool 4 in holes 2of DEF filler cap
1. #
Turn DEF filler cap 1coun ter-clockwise and
re mo veit. Preparing
the DEF refill canis ter Va
riant 1 Va
riant 2 #
Unscr ewthe cap on DEF refill canis ter1. #
Screw disposable hose 2onto the opening
of DEF refill canis ter1 until hand-tight. 13 8
Driving and pa rking
Re
filling DEF Va
riant 1 Va
riant 2 #
Screw disposable hose 2onto thefiller neck
of theve hicle until hand-tight. #
Lift up and tip DEF refill canis ter1.
The filling process stops when the DEF tank is
comple tely full.
DEF refill canis ter1 can be remo ved when it
has been only partially em ptied. #
Unscr ewdisposable hose 2and close DEF
and refill canis ter1 inreve rse order. #
Switch on the ignition for at least 60 seconds. #
Start theve hicle.
% Av
oid storing DEF containers permanent lyin
th eve hicle.
DEF refill bottle
Only scr ewthe DEF refill bottle hand-tight onto
th efiller opening in the engine compartment. It
may otherwise be damaged. DEF
refill bottles 1can be obtained at many gas
st ations or at a qualified specialist workshop.
Re fill bottles without a thre aded cap of fer no
ove rfill pr otection. DEF may leak out as a result
of ove rfilling. Mercedes-Benz of fers special refill
bottles with a thre aded cap. You can obtain this
from an authorized Mercedes-Benz Center. #
Unscr ewthe pr otective cap from DEF refill
bottle 1. #
Place DEF refill bottle 1as shown on filler
opening 2and scr ewit on clockwise until
hand-tight. #
Press DEF refill bottle 1towa rdsfiller open‐
ing 2.
The DEF tank is filled. This could take up to
one minute.
% When
the DEF refill bottle is no longer
pressed down, filling stops. The bottle can be
re mo ved when it has been only partially emp‐
tied. #
Let go of DEF refill bottle 1. Driving and parking
13 9
#
Turn DEF refill bottle 1coun ter-clockwise
and remo veit. #
Screw the pr otective cap onto DEF refill bot‐
tle 1 again.
Fi lling procedure with the pu mpnozzle of an
DEF filling pump #
Insert the pump nozzle into thefiller neck and
add DE F.When doing so, do not overfill the
DEF tank. You can also use an DEF filling
pump for truc ks.
Closing the DEF filler cap on filler caps that
are not loc kable #
Afterfilling the DEF tank, place DEF filler cap
1 onthefiller neck and tigh ten it clo ckwise. #
Turn the DEF filler cap until the lettering is
legible and horizontal.
The filler neck is only loc ked cor rectly when
th is is the case. #
Close the hood. Closing
the DEF filler cap on loc kable filler
caps #
Afterfilling the DEF tank, place DEF filler cap
1 onthefiller neck and tigh ten it clo ckwise. #
Remo vetool 4 from DEF filler cap 1and
st ore it in theve hicle tool kit. #
Pull co ver3 on DEF filler cap 1upover
holes 2of DEF filler cap 1, turn and
re lease. #
Turn DEF filler cap 1.
If DEF filler cap 1turns freel y,the DEF tank
is closed. Park
ing Pa
rking theve hicle &
WARNING Risk offire caused byhot
ex haust sy stem parts
Flammable material such as lea ves, grass or
twigs may ignite if they come into contact
wi th hot parts of theex haust sy stem or
ex haust gasflow. #
Park theve hicle so that no flammable
material can come into con tact wi thhot
ve hicle components. 14 0
Driving and pa rking