3
Stow age compartment in the front cent re
console wi tha USB port (depending on the
ve hicle's equipment)
4 Glovebox
Locking/unlocking thegl ove box
Obser vethe no tes on loading theve hicle
(→ page 102). #
Turn the emer gency key a quarter turn clock‐
wise 2(to lock) or anti-clockwise 1(to
unlock).
Opening the spectacles compa rtment
Obse rveth e no tes on loading theve hicle
(→ page 102). #
Toopen: press button 1. Th
rough-loading feature in there ar ben ch
seat Fo
lding there ar seat backrest forw ards &
WARNING Risk of inju ryifth ere ar
ben chseat/rear seat and seat backrest
are not engaged
If th ere ar ben chseat/rear seat and seat
backrest are not engaged they could fold for‐
wa rds, e.g. when braking suddenly or in the
ev ent of an accident.
R Ifth is is the case, theve hicle occupant
wo uld be forc ed into the seat belt bythe
re ar ben chseat/rear seat or bythe seat
backrest. The seat belt cann otprotect as
intended and could result in additional
injur y.
R Objects or loads in the boot cann otbe
re stra ined bythe seat backrest. #
Make sure that the seat backrest and
th ere ar ben chseat/rear seat are
engaged before everytrip. 104
Seats and stowing
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 rtthe fuel pump nozzle into
th eta nk filler nec k,hook in place and refuel. #
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. 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 15 6
Driving and pa rking
Ad
Blue ®
av ailability:
R AdBlue ®
may be topped up byfast service at
a qu alified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
R AdBlue ®
is available at many filling stations
from AdBlue ®
filling pumps.
R 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. Re
quirements:
R The vehicle must be unloc ked.
The following announcements appear in order in
th e multifunction display when theAd Blue ®
tank
requ iresrefilling:
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 km .Yo u 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.
Opening theAd Blue ®
filler cap #
Press fuel filler flap 1. #
Turn AdBlue ®
filler cap 2anti-clockwise and
re mo veit. Driving and parking
157
Tr
ailers with a 7-pin plug can be connec tedto
th eve hicle with thefo llowing adap ters:
R adap ter plug
R adapt er cable
The trailer will only be cor rectly de tected bythe
ve hicle if thefo llowing conditions are me t:
R the trailer is connected cor rectl y.
R the trailer lighting sy stem is in working order.
The operation of thefo llowing sy stems depends
on the trailer being connected cor rectly:
R Active Lane Keeping Assist
R ESP ®
R Parking Assist PARKTRONIC
R Parking Pilot
R Blind Spot Assist or Active Blind Spot Assi stCoupling up a trailer
* NO
TEDama getothe battery due tofull
dischar ge Charging
the trailer battery using the po wer
supply of the trailer can damage the batter y. #
Do not use the po wer supp lyto charge
th e trailer batter y. #
Remo vethe co ver from the ball head and
st ore it in a safe place (→ page102). #
Position the trailer on a le vel sur face behind
th eve hicle and couple it up totheve hicle. #
Open the soc ket co ver. #
Insert the plug connector with lug 1into
groo ve3 onthe soc ket. #
Turn bayonet coupling 2clockwise tothe
st op. #
Let the co ver engage. #
Secure the cable tothe trailer with cable ties
(if you are using an adap ter cable). #
Make sure that cable is alw ays slack for ease
of mo vement when cornering. #
Push the combination switch upwards and
down wards and check whe ther the cor re‐
sponding turn signal light on the trailer is
fl ashing.
A display message may appear in the multifunc‐
tion display even if the trailer has been connec‐
te d cor rectly:
R LEDs ha vebeen ins talled on the trailer light‐
ing sy stem
R the cur rent has fallen below the trailer light‐
ing sy stem's minimum cur rent (50 mA) Driving and pa
rking 221
#
Follow the instructions in the service
inter val display rega rding the oil
ch ange. *
NO
TEDama gecaused bytopping up too
much engine oil To
pping up too much engine oil can cause
damage tothe engine or the catalytic con‐
ve rter. #
Have excess engine oil remo ved at a
qu alified specialist workshop. #
Turn cap 1anti-clockwise and remo veit. #
Top up the engine oil. #
Replace cap 1and turn it clockwise as far
as it will go. #
Check the oil le vel again (→ page 349). Checking
the coolant le vel &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: &
WARNING Danger of bu rns from hot
coolant
The engine cooling sy stem is pressurised,
particularly when the engine is warm. If you
open the cap, you could be scalded byhot
coolant spr aying out. #
Let the mo tor cool down before opening
th e cap. #
When opening the cap, wearglove s and
pr otective eyew ear. Maintenance and care
351
#
Slowly turn the cap half a turn toallow
pressure toescape. #
Park theve hicle on a flat sur face. #
Check the coolant temp erature display in the
instrument clus ter.
The coolant temp erature must be below
70 °C. #
Slowly turn cap 1anti-clockwise torelie ve
ov erpressure. #
Continue turning cap 1anti-clockwise and
re mo veit.
The coolant le vel is cor rect:
R Ifth e engine is cold, up tomar ker bar 2
R Ifth e engine is warm, up to1.5 cm over
mar ker bar 2 #
If necessar y,top up with coolant that has
been appr ovedby Mercedes-Benz.
R Further information on coolant (→ page414) To
pping up the windsc reen washer sy stem &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: &
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. &
WARNING ‑ Risk of fire and injury due to
windscreen washer concentrate
Wi ndsc reen washer concentrate is highly
fl ammable. It could ignite if it comes into
con tact wi thhot engine component parts or
th eex haust sy stem. 352
Maintenance and care
*
NO
TEDama getotheve hicle from secur‐
ing it incor rectly #
After loading, theve hicle must be
secured on all four wheels. Otherwise,
th eve hicle could be damaged. #
A minimum dis tance of 20 cm up wards
and 10cm down wards must be kept to
th e transport platform. #
Secure theve hicle on all four wheels af ter
loading.
4MATIC vehicles/ vehicles with automatic
transmission #
Make sure that the front and rear axles come
to rest on the same transport vehicle.
* NO
TEDama getothe driv etra in due to
incor rect positioning #
Do not position theve hicle abo vethe
connection point of the transport vehi‐
cle. To
wing eyesto rage location To
wing eye1 is in a stowage compartment
under the boot floor. Fi
tting the towing eye #
Press the mark on co ver1 inwa rds and
re mo ve. #
Screw intheto wing eyeclockwise tothe
st op.
Ve hicles with a trailer hitch: vehicles with a
trailer hitch do not ha vea brac ket at the back for Breakdown assis
tance 37 9
R
Centring pin
R Folding wheel chock
R Ratchet for jack
Setting up thefo lding wheel chock Prepa
ring theve hicle for a wheel change Re
quirements:
R The requ ired tyre-change tool kit is available.
If yo ur vehicle is not equipped with the tyre-
ch ange tool kit, consult a qualified specialist
wo rkshop tofind out about suitable tools.
R The vehicle is not on a slope.
R The vehicle is on solid, non-slippery and le vel
ground. #
Apply the electric parking brake manually. #
Movethe front wheels tothest ra ight-ahead
position. #
Vehicles with automatic transmission:
Shift into position j. #
Vehicles with AIR BODY CONT ROL:Set the
normal vehicle le vel (→ page 193). #
Switch off the engine. #
Make sure that the engine cann otbe star ted. #
Place choc ks orother suitable items under
th e front and rear of the wheel that is diago‐
nally opposite the wheel you wish tochange. #
Remo vethe hub caps if necessary
(→ page 397). #
Raise theve hicle (→ page 398). Re
moving and fitting hub caps Re
quirement:
R The vehicle is prepared for a wheel change
(→ page 397).
Pla stic hub cap #
Toremo ve:turn the cent recover of the hub
cap anti-clockwise and remo vethe hub cap. #
Tofit: make sure that the cent recover of the
hub cap is turned anti-clockwise. #
Position the hub cap and turn the cent re
co ver clockwise until the hub cap engages
ph ysically and audibly. Wheels and tyres
397