
Symbols
........................................................ 5At
agl ance .................................................... 6
Cockpit ........................................................... 6
Indica tor and warning lamps ........................ .10
Overhead contro l panel ................................ 12
Door control panel and seat adjustment ....... 14
Emergencies and breakdowns ...................... 16Digital Owner's Manual
.............................18
Calling up the Digital Owner's Manual ..........18 Genera
l notes............................................. 20
Pr otection of the environment ......................20
Ta ke -ba ckof end-of-life vehicles ...................20
Mercedes-Benz GenuineParts ....................... 21
Owner's Manual ...........................................22
Operating saf ety .......................................... .22
Declaration of conformity ............................. 24
Diagno stics connection ................................ 29
Qualified specialist workshop ....................... 29
Ve hicle registration ....................................... 30
Cor rect use of theve hicle ............................30 Information on
the REA CHregulation ........... 30
No tesfo r persons with electronic medi‐
cal aids ......................................................... 31
Implied warranty .......................................... .31
QR code forre scue card ...............................31
Data storage .................................................31
Copyright ...................................................... 34 Occupant saf
ety......................................... 35
Re stra int sy stem ...........................................35
Seat belts ..................................................... 37
Airbags .......................................................... 41
PRE-SAFE ®
sy stem ....................................... 49
Safely transporting children in theve hi‐
cle ................................................................50
No tes on pets in theve hicle .........................69 Opening and closing
.................................. 71
Ke y ................................................................ 71
Doo rs............................................................ 74
Boot .............................................................. 79
Side windo ws............................................... 84
Sliding sunroof .............................................. 87
Ro ller sunblinds ............................................ 92 Anti-
theft pr otection .....................................93 Seats and
stowing ..................................... 96
No tes on the cor rect driver's seat posi‐
tion ............................................................... 96
Seats ............................................................ 97
St eering wheel ............................................ 106
Easy entry and exitfeature ........................ .108
Memory function ........................................ 109
St ow age areas ............................................ .111
Soc kets ....................................................... 121
Wi reless charging of the mobile phone
and connection with theex terior aerial ...... 12 2
Fitting and removing thefloor mats ............ 124 Light and sight
......................................... 12 6
Exterior lighting .......................................... 12 6
Interior lighting ........................................... 13 5
Wi ndsc reen wipers and windscreen
wa sher sy stem ............................................ 13 6
Mir rors ........................................................ 13 8
Area pe rmeable toradio waves on the
windscreen .................................................. 141
Infrared-reflective windscreen function ...... 14 22
Contents

Climate control
........................................ 14 3
Overview of climate contro l systems ..........1 43
Operating the climate control sy stem ......... 14 4 Driving and pa
rking ................................. 15 4
Driving ........................................................ 154
DY NA MIC SELECT switch ............................1 66
Au tomatic transmission .............................. 16 8
Fu nction of the 4MATIC .............................. 172
Re fuelling .................................................... 173
Pa rking ...................................................... .179
Driving and driving saf ety sy stems .............1 86
Tr ailer hit ch................................................ 239
Bicycle rack function .................................. 24 4
Ve hicle towing instructions ........................ .246 Instrument display and on-board
comp
uter.................................................. 248
No tes on the instrument display and on-
board computer .......................................... 24 8
Instrument display overview ...................... .249
Overview of the buttons on thesteering
wheel ..........................................................2 50
Operating the on-board computer .............. 250 Overview of displa
yson the multifunc‐
tion display .................................................2 52
Head-up Displ ay......................................... 252 MBUX multimedia sy
stem ...................... 255
Overview and operation .............................. 255
Sy stem settings .......................................... 265
Na vigation .................................................. 268
Te lephone .................................................. .275
Mercedes me and apps .............................. 278
Mercedes-Benz emer gency call sy stem ...... 287
Ra dio, media & TV...................................... 291
Sound settings ............................................ 297 Main
tenance and care ............................. 299
ASS YST PLUS service inter val display ........ 299
Engine compartment .................................. 300
Cleaning and care ...................................... .307 Breakdown assistance
.............................314
Emergency .................................................. 314
Flat tyre ...................................................... 316
Battery (vehicle) ........................................ .322 To
w- starting or towing away ....................... 327
Electrical fuses ........................................... 332 Wheels and tyres
..................................... 335
No tes on noise or unusual handling char‐
acteristics .................................................. .335
No tes on regular lyinspecting wheels and
tyres .......................................................... .335
No tes on snow chains ................................ 335
Ty re pressure .............................................. 336
Wheel change ............................................ .340
Emergency spa rewheel .............................. 350 Te
ch nical data .......................................... 351
No tes on tech nical da ta.............................. 351
On-board electronics .................................. 351
Ra dio operating permits forve hicle com‐
ponents ...................................................... 353
Ve hicle identification plate, VIN and
engine number overview ............................ 353
Operating fluids .......................................... 355
Ve hicle data ................................................ 364
Tr ailer hit ch................................................ 366 Contents
3

Sy
stem limits
The sy stem will not initiate any action in thefo l‐
lowing situations:
R when reve rsing
or
R when theve hicle is towing a trailer and there
is a risk of a rear impact
The sy stem will not initiate any braking applica‐
tion in thefo llowing situations:
R whilst driving
or
R when entering or exiting a parking space
while using Active Parking Assist Fu
nction of PRE-SAFE ®
Impulse Side If an imminent side impact is de
tected, PRE-
SA FE®
Impulse Side can pre-emptively mo vethe
front seat vehicle occupant's upper body
to wa rdsth e cent reoftheve hicle. It does this by
ra pidly inflating an air cushion in the outer seat
side bols ter of the seat backrest on the side on
which the impact is anticipated. This increases th
e dis tance between the door and theve hicle
occupant.
If PRE-SAFE ®
Impulse Side has been deplo yed or
is faulty, thePRE-SAFE impulse side inoperative
See Owner's Manual( /page 370) displ aymes‐
sage appears. Safely transporting
children in theve hicle Alw
ays obser vewhen children are tr avelling
in theve hicle %
Also strictly obser vethe saf ety no tesfo rthe
specific situation. In this wa yyo u can recog‐
nise po tential risks and avoid dangers if chil‐
dren are tr avelling in theve hicle
(/ page 51).
Be diligent
Bear in mind that negligence when securing a
ch ild in thech ild restra int sy stem may ha veseri‐
ous consequences. Alw ays be diligent in secur‐
ing a child carefully before everyjou rney. To
impr oveprotection forch ildren younger than
twelve years old or under 1.50 m in height,
Mercedes-Benz recommends you obse rvethe
fo llowing information:
R Alw ays secure thech ild in a child restra int
sy stem suitable forth is Mercedes-Benz vehi‐
cle.
R The child restra int sy stem must be appropri‐
ate tothe age, weight and size of thech ild.
R The vehicle seat must be suitable forfitting a
ch ild restra int sy stem (/ page 55).
Ac cident statistics show that children secured
on there ar seats are general lysafer than chil‐
dren secured on the front seats. Forth is reason,
Mercedes-Benz strongly advises that youfit a
ch ild restra int sy stem toare ar seat.
The generic termchild restra int sy stem
The generic term child restra int sy stem is used
in this Owner's Manual. A child restra int sy stem
is, forex ample:
R a baby car seat
R are ar wa rd-f acing child seat 50
Occupant saf ety

Note
s onthe cor rect driver's seat position &
WARNING Risk of accident due to
adjusting vehicle settings while theve hi‐
cle is in motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations in particular:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel and the mir ror and fas‐
te nyo ur seat belt. Ensure
thefo llowing when adjusting thesteering
wheel 1, seat belt 2and driver's seat 3:
R You are sitting as faraw ay from the driver's
airbag as possible, taking thefo llowing
points into consideration.
R You are sitting in an upright position
R Your thighs are slight lysuppor tedby the seat
cushion R
Your legs are not fully extended and you can
depress the pedals properly
R The back of your head is suppo rted at eye
le ve lby the cent reofthe head restra int
R You can hold thesteering wheel with your
arms slightly bent
R You can mo veyour legs freely
R You can see all the displa yson the instru‐
ment clus ter clea rly
R You ha vea good overview of the tra ffic con‐
ditions
R Your seat belt sits snug lyagainst your body
and passes across the cent reofyour shoul‐
der and across your hips in the pelvic area 96
Seats and stowing

Seats
Ad
justing the front seat mechanically and
electrically (without Seat Comfort Package) &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Never lea vechildren unat tended in the
ve hicle. This also applies
tothe Digital Vehicle Key
st icke r.
Yo u can adjust the seats when the ignition is
switched off. &
WARNING Risk of becoming trapped
du ring seat adjustment
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
Make sure when adjusting a seat that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of accident due tothe
driver's seat not being engaged
The driver's seat may mo veunexpectedly
while driving.
This could cause youto lose control of the
ve hicle. #
Alw ays make sure that the driver's seat
is engaged before starting theve hicle. &
WARNING Risk of accident due to
adjusting vehicle settings while theve hi‐
cle is in motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations in particular:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel and the mir ror and fas‐
te nyo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured. Seats and
stowing 97

Children in particular could acciden
tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints not being fitted or being adjus‐
te d incor rectly
If head restra ints ha venot been ins talled or
ha ve not been adjus ted cor rectly, there is an
increased risk of injury in the head and neck
area, e.g. in theev ent of an accident or when
braking. #
Alw ays drive with the head restra ints
fi tted. #
Before driving off, ma kesure forev ery
ve hicle occupant that the cent reofthe
head restra int supports the back of the
head at about eye le vel. Do not inter
change the head restra ints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re stra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at it is as close as possible tothe back of your
head. &
WARNING Risk of inju ryor death due to
an incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedthe
seat backrest toan almost vertical position.
Yo u could slip beneath the seat belt and
injure yourself. #
Adjust the seat proper lybefore com‐
mencing your journe y. #
Alw ays ensure that the seat backrest is
in an almost vertical position and that
th e shoulder belt is routed across the
centre of your shoulder. *
NO
TEDama getothe seats when moving
th e seats back The seats may be damaged
byobjects when
moving the seats bac k. #
When moving the seats bac k,make
sure that there are no objects in the
fo ot we ll, under or behind the seats. 98
Seats and stowing

1
Seat ba ckrest inclination
2 Seat height
3 Seat fore -and-aft position #
Toadjust the seat fore -and-aft position:
lift le ver3 and slide the seat into the
desired position. #
Make sure that the seat is engaged. Ad
justing the front seat mechanically and
electrically (with Seat Comfort Package) 1
Seat backrest inclination
2 Seat height
3 Seat cushion inclination
4 Seat fore -and-aft position
5 Seat cushion length #
Toadjust the seat fore -and-aft position:
lift le ver4 and slide the seat into the
desired position. #
Make sure that the seat is engaged. #
Toadjust the seat cushion length: lift lever
5 and slide the front section of the seat
cushion forw ards or backwards. Seats and
stowing 99

Ad
justing the front seat electrically 1
Head restra int height
2 Seat backrest inclination
3 Seat height
4 Seat cushion length
5 Seat cushion inclination
6 Seat fore -and-aft position #
Save the settings with the memory function
(/ page 110). Ad
justing the 4-w aylumbar support 1
Higher
2 Softer
3 Lower
4 Firmer #
Using buttons 1to4 , adjust the conto ur
of the backrest individually tosuit your bac k. Head
restra ints Ad
justing the front seat head restra ints
mechanically &
WARNING Risk of accident due to
adjusting vehicle settings while theve hi‐
cle is in motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations in particular:
R Ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion.
R Ifyo ufast enyour seat belt while theve hi‐
cle is in motion. #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel and the mir ror and fas‐
te nyo ur seat belt. 100
Seats and stowing