Atagl ance .................................................... 6
Cockpit ........................................................... 6
Wa rning and indicator lamps .......................... 8
Overhead control panel ................................ 12
Door control panel and seat adjustment ....... 14
Emergencies and breakdowns ...................... 16
DigitalOperator' sManua l........................ .18
Callin g upthe Digital Operator's Manual ...... 18
General notes............................................. 19
Pr otecting the environment .......................... 19
Mercedes-Benz GenuineParts ....................... 19
Operator's Manual ........................................2 0
Service and vehicle operation ....................... 21
Operating saf ety.......................................... .22
Declaration of conformity for wireless
ve hicle components .....................................2 3
Diagnost ics connection ................................ 24
Qualified specialist workshop ....................... 25
Cor rect use of theve hicle ............................2 5
Problems with your vehicle ........................... 25
Re porting saf etydefects .............................. .25
Limited Warranty .......................................... 26 QR code
forre scue card ...............................2 6
Ve hicle data storage .....................................2 6
Copyright .. .................................................... 28
Occupant safety......................................... 30
Re stra int sy stem .......................................... .30
Seat belts ..................................................... 32
Airbags ......................................................... 37
PRE-SAFE
®sy stem ....................................... 44
Childr en intheve hicle ..................................4 5
Pe ts in theve hicle ........................................5 4
Opening and closing.................................. 55
SmartK ey...................................................... 55
Doors ............................................................ 59
Tr unk ............................................................ 63
Ro ller sun blinds .......................................... .69
Side windo ws............................................... 70
Sliding sunroof .............................................. 73
Anti-theft pr otection .................................... .78
Seats and stowing .................................... .80
Cor rect driver's seat position ....................... 80 Seats ............................................................
81
St eering wheel ............................................. .90
Using the memory function .......................... 92
St ow age areas .............................................. 94
Cup holder .................................................. 101
Ashtr ayand cigar ette lighter ...................... .102
Soc kets ....................................................... 103
Wi reless charging of the mobile phone
and connection with theex terior antenna .. 105
Ins talling/ removing thefloor mats .............1 07
Light and visibility................................... 108
Exterior lighting .......................................... 108
Interior lighting ............................................ 113
Wi ndshield wiper and windshield washer
sy stem ........................................................ 114
Mir rors ........................................................ 117
Operating the sun visors ............................. 119
Infrared reflective windshield ..................... .120
Climate control ......................................... 121
Overview of climate cont rol sy stems ......... .121
Operating the climate control sy stem ......... 122
2
Conte nts
Drivingand pa rking ................................. 128
Driving ........................................................ 128
DY NA MIC SELECT switch ............................1 35
Au tomatic transmission .............................. 136
Re fueling .................................................... 140
Pa rking ...................................................... .142
Driving and driving saf etysy stems ............ .150
Instrument Display and on-board
comp uter .................................................. 205
Instrument display overview ...................... .205
Overview of the buttons on thesteering
wheel ......................................................... .206
Operating the on-board computer .............. 206
Displa ysinthe multifunction display ......... .208
Ad justing the instrument lighting ............... 208
Menus and submenus ................................ 209
Head-up Display .......................................... 215
Vo ice Control Sy stem ............................... 217
Operating saf ety.......................................... 217
Operation ....................................................2 17
Using Voice Cont rol Sy stem ef fectively ....... 219
Essential voice commands .......................... 219
Multimedia sy stem .................................. 228
Overview and operation .............................. 228
Sy stem settings .......................................... 236
Na vigation .................................................. 243
Te lephone .................................................. .264
Online and Internet functions ..................... 279
Media ......................................................... 286
Ra dio .......................................................... 298
Sound .........................................................3 05
Maintenance and care.............................308
ASS YST PLUS service inter val display ........ 308
Engine compartment .................................. 309
Cleaning and care ...................................... .315
Breakdown assistance ............................322
Emergency .................................................. 322
Flat tire ....................................................... 322
Battery (vehicle) ......................................... 328
To w starting or towing away ....................... 333
Electrical fuses ........................................... 338
Wheels and tires ...................................... 342
Noise or unusual handling characteris‐
tics ............................................................ .342
Re gular checking of wheels and tires ......... 342
No tes on snow chains ................................ 343
Ti re pressure .............................................. 343
Loading theve hicle .................................... 349
Ti re labeling ................................................ 354
Definitions for tires and loading ................. 359
Changing a wheel ....................................... 362
Te ch nical data .......................................... 372
No tes on tech nical da ta.............................. 372
Ve hicle electronics .....................................3 72
Ve hicle identification plate, VIN and
engine number ............................................ 374
Operating fluids .. ........................................ 376
Ve hicle data ................................................ 382
Display messages and warning/indi‐
cator lamps .............................................. 384
Display messages ...................................... .384
Wa rning and indicator lamps ...................... 429
Contents 3
Whattodo in theeve nt of an accident
1 QR code for accessing there scue card →
26
2 Safetyve sts →
322
3 Button forth e SOS emer gency call sy stem and
Ro adside Assis tance →
276
4 Checking and topping up operating fluids →
376
5 Tow- starting and towing away →
334
6 Flat tire →
3227Starting assis tance →
330
8 Haza rdwa rning lights →
110
9 Fuelfiller flap with instruction labels for tire
pressure , fuel type and QR code for accessing
th ere scue card →
140
A Tow- starting and towing away →
334
B TIREFIT kit →
324
Ataglance – Emer gencies and breakdowns 17
Correct driver's seat position
&
WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo ufa sten your seat belt while theve hi‐
cle is in motion
#Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt.
Obser vethefo llowing when adjusting steering
wheel 1, seat belt 2and driver's seat 3:
RYou are as faraw ay from the driver's air bag
as possible
RYo u are sitting in a no rmal upright position
RYour thighs are slightly supportedby the seat
cushion
RYo ur legs are not entirely stre tched and you
can dep ress the pedals properly
RThe back of your head is support ed ateye
le ve lby the center of the head restra int
RYo u can hold thesteering wheel with your
arms slightly bent
RYo u can mo veyour legs freely
RYo u can see all the displa ysinthe instrument
clus ter clearl y
RYou should ha vea good overview of traf fic
conditions
RThe seat belt is pulled snug lyagainst the
body and must be routed across the center
of your shoulder and across your hips in the
pelvic area
80 Seats and stowing
Seats
Adjusting the front seat mechanically and
electrically
& 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 e SmartK eywith you and lock the
ve hicle.
#Ne ver lea vechildren unatte nded inthe
ve hicle.
The seats can be adjus ted when the ignition is
switched off.
& WARNING Risk of becoming trapped
when adjusting the seats
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 etyno tes on "Airbags" and "Chil‐
dren in theve hicle".
&
WARNING Risk of accident due tothe
driver's seat not being engaged
If th e driver's seat is not engaged, it could
mo veunexpectedly while theve hicle is in
motion.
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 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.
Children in particular could accidenta lly
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 injury duetohead
re stra ints which are not ins talled or are
adjus ted incor rectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking.
#Alw ays drive with the head restra ints
ins talled.
#Before driving off, make sure forev ery
ve hicle occupant that the center of the
head restra int supports the back of the
head at about eye le vel.
Seats and stowing 81
Do notrotate the head restra ints of the front and
re ar seats. Otherwise, you cannot adjust the
height and angle of the head restra ints cor rectl y.
Ad just the head restra int fore -and-aft position so
th at the head restra int is as close as possible to
th e back of your head.
&
WARNING Risk of injury or death dueto
incor rect seat position
The seat belt does not of ferth e intended
le ve l of pr otection if you ha venot mo vedth e
seat backrest toan almost vertical position.
When braking or in theeve nt of an accident,
yo u could slideunderneath the seat belt and
sus tain abdominal or neck injuries, forex am‐
ple.
#Ad just the seat proper lybefore begin‐
ning your journe y.
#Always ensure that the seat backrest is
in an almost vertical position and that
th e shoulder section of your seat belt is
ro uted across the center of your shoul‐
der.
* 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 or under or behind the seats.
1Seat backrest inclination
2Seat height
3Seat cushion inclination
4Seat fore -and-aft position
5Seat cushion length
#To adjust the seat fore -and-aft position:
lift le ver4 and slide the seat forw ards or
backwards.
82 Seats and stowing
#Make surethat the seat is engaged.
#To adjust the seat cushion length: lift lever
5 and slide the front section of the seat
cushion forw ards or bac k.
Adjusting the front seat electrically
1Head restra int height
2Seat backrest inclination
3Seat height
4Seat cushion length
5Seat cushion inclination
6Seat fore -and-aft adjustment
#Sa ve the settings with the memory function
(→page 92).
Ad justing the front passen ger seat from the
driver's seat electrically
Re quirement:RThe po wer supp lyis switched on
This function is only available on vehicles with an
electrically adjus table front passenger seat.
Yo u can call up thefo llowing functions forth e
front passenger seat:
RSeat adjustment
RSeat heate r
RSeatventilation
RMemory function
Seats and stowing 83
#Toselect the front passenger seat: press
button 1.
When the indicator lamp lights up, the front
passenger seat is selected.
#Ad just the front passenger seat using the
buttons in the door control panel on the driv‐
er's side.
Ad justing the 4-w aylumbar support
1Toraise
2To sof ten
3To lowe r
4To harden
#Using buttons 1to4, adjust the conto ur
of the backrest individually tosuit your bac k.
Headrestra ints
Ad justing the head restra ints on the front
seats
& WARNING Risk of injury from adjusting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
Rifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
Rifyo ufa sten your seat belt while theve hi‐
cle is in motion
#Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt.
84
Seats and stowing