
Climate control
......................................... 137
Overview of climate contro l systems ..........1 37
Operating the climate control sy stem ......... 13 8 Driving and pa
rking ................................. 14 8
Driving ........................................................ 14 8
DY NA MIC SELECT switch ........................... 15 9
Au tomatic transmission .............................. 161
Fu nction of the 4MATIC .............................. 16 6
Re fuelling .................................................... 16 6
Pa rking ...................................................... .172
Driving and driving sa fety sy stems .............. 178
Tr ailer hit ch................................................ 234
Bicycle rack function .................................. 239
Ve hicle towing instructions ........................ .241 Instrument display and on-board
compu
ter.................................................. 243
No tes on the instrument display and on-
board computer .......................................... 24 3
Instrument display overview ...................... .244
Overview of the buttons on thesteering
wheel ..........................................................2 45
Operating the on-board computer .............. 24 5Overview of displa
yson the multifunc‐
tion display .................................................2 47
Head-up display .......................................... 247 MBUX multimedia sy
stem ...................... 250
Overview and operation .............................. 250
Sy stem settings .......................................... 258
Na vigation .................................................. 262
Te lephone .................................................. .268
Mercedes me and apps ............................... 271
Mercedes-Benz emer gency call sy stem ...... 280
Ra dio, media & TV...................................... 284
Sound settings ........................................... 290 Main
tenance and care ............................. 292
ASS YST PLUS service inter val display ........ 292
Engine compartment .................................. 293
Cleaning and care ...................................... .299 Breakdown assi
stance ............................ 306
Emergency ................................................. .306
Flat tyre ...................................................... 308
Battery (vehicle) .......................................... 314To
w- starting or towing away ....................... 319
Electrical fuses ........................................... 324 Wheels and tyres
..................................... 327
No tes on noise or unusual handling char‐
acteristics .................................................. .327
No tes on regular lyinspecting wheels and
tyres .......................................................... .327
No tes on snow chains ................................ 327
Ty re pressure .............................................. 328
Wheel change ............................................ .332
Emergency spa rewheel .............................. 342 Te
ch nical data .......................................... 343
No tes on tech nical da ta.............................. 343
On-board electronics .................................. 343
Ra dio operating permits forve hicle com‐
ponents ...................................................... 345
Ve hicle identification plate, VIN and
engine number overview ............................ 345
Operating fluids .......................................... 347
Ve hicle data ................................................ 356
Tr ailer hit ch................................................. 357 Contents
3

1
#! Turn signal lights →
12 2
2 ï Trailer hit ch →
416
3 6 Restra int sy stem →
41 5
4 å ESP®
OFF →
424
÷ ESP®
→
424
5 R Rear fog light →
121
6 K High beam →
12 2
L Low beam →
12 0
T Standing lights →
12 0
7 ÿ Coolant temp erature →
41 8
8 Coolant temp erature display →
24 4
9 ! Electric pa rking brake (yellow) →
421
A J Brakes (yellow) →
421
B L Distance warning →
423 C
# Electrical fault →
41 8
D Ù Electric po werst eering →
416
E ! ABS →
424
F h Tyre pressure monitoring sy stem →
427
G % Diesel engine: preglow
H 8 Reser vefuel with fuel filler flap location
indicator →
41 8
I Fuel le vel →
24 4
J ! Electric pa rking brake (red) →
421
K J Brakes (red) →
421
L ü Seat belt →
41 5
M ; Engine diagnostics →
41 8
N ä Suspension →
423 At
aglance – Indicator and warning lamps 11

1
B-pillar wi th:
QR code for accessing there scue card →
31
2 Safetyve sts →
306
3 ; me button →
273
G SOS button →
273
4 Tocheck and top up operating fluids →
347
5 Tow- starting or towing away →
319
6 Flat tyre →
308
7 Starting assis tance →
318
8 £ Hazardwa rning light sy stem →
12 2 9
Fire extinguisher →
307
A Fuelfiller flap with:
information label on fuel type →
16 6
information label on tyre pressure →
329
QR code for accessing there scue card →
31
B Tow- starting or towing away →
319
C TIREFIT kit →
310
D First-aid kit (so ftsided) →
307
E Warning triangle →
306 At
aglance – Emer gencies and breakdowns 17

Pr
otection of the environment
+ ENVIRONMENTAL
NOTEEnvironmental
dama gedue tooperating conditions and
personal driving style The pollutant emission of
theve hicle is
directly related tothewa yyo u operate the
ve hicle.
Operate your vehicle in an environmentally
re sponsible manner tohelp pr otect the envi‐
ro nment. Please obser vethefo llowing rec‐
ommendations on ope rating conditions and
pe rsonal driving style.
Operating conditions: #
Make sure that the tyre pressure is cor‐
re ct. #
Do not car ryany unnecessary weight
(e.g. roof luggage rack s once you no
lon ger need them). #
Adhere tothe service inter vals.
A regularly serviced vehicle will contri b‐
ute toenvironmen tal pr otection. #
Alw ays ha vemaintenance workcar ried
out at a qualified specialist workshop.
Pe rsonal driving style: #
Do not depress the accelera tor pedal
when starting the engine. #
Do not warm upthe engine while the
ve hicle is stationar y. #
Drive carefully and maintain a suitable
di st ance from theve hicle in front. #
Avoid frequent, sudden acceleration
and braking. #
Change gear in good time and use each
ge ar on lyup toÔ of its maximum
engine speed. #
Switch off the engine in stationary traf‐
fi c, e.g. byusing the ECO start/ stop
function. #
Drive fuel-ef ficiently. Obser vethe ECO
display for a fuel-ef ficient driving style. Ta
ke -back of end-of-life vehicles
EU countries onl y:
Mercedes-Benz will take back your end-of-life
ve hicle for environment-friendly disposal in
accordance with the European Union(EU) End-
of-Life Vehicles Directive.
A network of vehicle take -ba ckpoints and dis‐
mantlers has been es tablished foryo uto return
yo ur vehicle. You can lea veit at any of these
points free of charge . This makes an impor tant
contribution toclosing there cycling circle and
conse rving resources.
Fo r fur ther information about there cycling and
disposal of end-of-li fevehicles, and theta ke-
back conditions, please visit the national
Mercedes-Benz website foryo ur count ry. 20
General no tes

In addition,
there are components ins talled in
th eve hicle that, rega rdless of the operating sta‐
tus of theve hicle, can generate magnetic fields
on a par with permanent magnets. These fields
can be found, forex ample, in the area around
th e multimedia and sound sy stem or also in the
area of the seats, depending on theve hicle
equipment.
Fo rth is reason, thefo llowing can occur in isola‐
te d cases, depending on the aids used:
R Medical aids malfunctioning
R Adverse health ef fects
Obser vethe no tes and warnings of the manufac‐
turer of the medical aids; if in doubt, conta ctthe
device manufacturer and/or your doc tor.If th ere
is continuing uncer tainty concerning the possi‐
bility of medical aids malfunctioning, Mercedes-
Benz AGrecommends using only few electrical
ve hicle sy stems and/or maintaining a dis tance
from the components.
Only ha verepairs and maintenance workinthe
area of thefo llowing components car ried out by
a qu alified specialist workshop:
R vehicle components car rying live voltage R
transmission aerials
R multimedia sy stem and sound sy stem
If yo u ha veany queries or suggestions, consult a
qu alified specialist workshop. Implied
warranty
* NO
TEDama getotheve hicle arising
from violation of these operating instruc‐
tions. Damage
totheve hicle can arise from viola‐
tion of these operating instructions.
This damage is not co vered either bythe
Mercedes-Benz implied warranty or bythe
New‑ or Used- Vehicle Warrant y. #
Follow the instructions in these operat‐
ing instructions on proper operation of
yo ur vehicle as well as on possible vehi‐
cle damage. QR code
forre scue card
QR codes are attached in the fuel filler flap and
on the opposite side on the B-pillar. In theeve nt
of an accident, rescue services can use the QR
code toquickly find the appropriate rescue card
fo ryo ur vehicle. The cur rent rescue card con‐
ta ins the most impor tant information about your
ve hicle in a compact form , e.g. thero uting of the
electric lines.
Fu rther information can be obtained at https://
www.mercedes-benz.de/qr-code. Data
storage Data processing in
theve hicle Electronic control units
Electronic control units are
fitted in your vehicle.
Control units process data which, forex ample,
th ey recei vefrom vehicle sensors, generate
th emselves or exch ange between themselves.
Some control units are requ ired forth e safe
operation of your vehicle, some assist you when
driving, such as driver assis tance sy stems, while
ot hers enable comfort or inf otainment functions. Gene
ral no tes 31

Key
Overview of
key functions &
WARNING Risk of accident and inju ry
due tochildren left unat tended in the
ve hicle
If ch ildren are left unsupervised in theve hi‐
cle, they could, in pa rticular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf‐
fi c.
R ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion, forex ample by:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of reach of
ch ildren. *
NO
TEDama getotheke y caused by
magnetic fields #
Keep theke yaw ay from strong mag‐
netic fields. 1
Locks
2 Indicator lamp 3
Unloc ks
4 Opens/closes the boot lid
% If indicator lamp 2does not light up af ter
pressing theÜ orß button, the bat‐
te ry iswe ak or possibly dischar ged. Re place
th e battery as soon as possible.
Re place theke y bat tery ( / page 73).
The key loc ksand unlo cksth efo llowing compo‐
nents:
R the doors
R the fuel filler flap
R the boot lid
If th eve hicle is not opened within appr oximately
40 seconds af ter unlocking, it loc ksagain. Anti-
th eft pr otection is primed again.
Do not keep theke yto ge ther with electronic
devices or me tal objects. This can af fect the
ke y's functionalit y. Opening and closing
71

Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
4 © 5
Settings 5
Vehicle #
Activate or deacti vate Acoustic lock .
% Please no
te:
The selected setting forth e acoustic locking
ve rification signal must comply wi th there le‐
va nt national road and traf fic re gulations. In
some countri es, including German y,using
th e acoustic locking verification signal is for‐
bidden bytraf fic la ws(in accordance with
§16 Para. 1 and §30 Para. 1 of the German
national road traf fic re gulations). The driver
of theve hicle must comply with these regu‐
lations. In countri es wherethe use of this
function is forbidden, this function is not
activated in theve hicle and must not be acti‐
va ted. Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R Central unlocking R
Unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
Ü andß buttons simultaneously for
appr oximately six seconds until the indicator
lamp flashes twice.
Options if the unlocking function forth e driver's
door and fuel filler flap has been selec ted:
R Tounlo cktheve hicle centrall y:press the
Ü button twice.
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
theke y functions If
yo u do not use theve hicle or a keyfo r an
ex tended pe riod of time, you can reduce the
energy consum ption of there spective key.Todo
so, deactivate theke y functions. #
Todeactivate: presstheß button on the
ke y twice in quick succession.
The key indicator lamp flashes twice brief ly
and lights up once. #
Toactivate: press any button on thekey.
% When theve hicle is star ted with theke y in
th estow age compartment of the cent recon‐
sole, theke y functions are automatical ly
activated (/ page149). Re
moving/inserting the eme rgency key Re
moving the eme rgency key 72
Opening and closing

If
th eve hicle has been loc ked via Mercedes me
connect, the additional door lock is not activa‐
te d.
If th e additional door lock is activated, the doors
cann otbe opened from the inside.
% After locking you can issue a signal with the
horn.
Yo u can pr eventthe additional door lock from
being activated bydeactivating interior pr otec‐
tion before locking theve hicle (/ page 92). Un
locking/opening the doors from the inside #
United Kingdom onl y:obser vethe no tes on
th e additional door lock (/ page74). #
Pull door handle 2.
Locking pin 1pops up when the door is
unloc ked. Centrally locking and unlocking
theve hicle
from the inside #
Tounlo ck:press button 1. #
Tolock: press button 2.
This does not lock or unlock the fuel filler flap.
The vehicle is not unloc ked:
R Ifyo u ha veloc kedth eve hicle using thekey. Opening and closing
75