
Re
moving the eme rgency spa rewheel The eme
rgency spare wheel is secured in the
emer gency spa rewheel bag in the boot. #
Obser vethe information on mounting tyres
(→ page 443). #
Open the boot. #
Detach thefast ening stra ps. #
Unhook there taining spring hooks of thefa s‐
te ning stra ps from the brac kets. #
Remo vethe emer gency spa rewheel bag with
th e emer gency spa rewheel. #
Open the emer gency spa rewheel bag and
re mo vethe emer gency spa rewheel. 454
Wheels and tyres

Display messages
Possible causes/consequences and M
MSolutions
Steering malfunction
Increased physical effort
See Owner's Manual #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y.
Active bonnet malfunction
See Owner's Manual *T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop.
M *T
he bonnet is open. &
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
C *A
t least one door is open. #
Close all doors.
N *T
he boot lid is open. Display messages and
warning/indicator lamps 517

Display messages
Possible causes/consequences and M
MSolutions &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if the boot lid is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening the boot lid. #
Never drive with the boot lid open. #
Close the boot lid.
¥ Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped below the minimum. #
Top up thewa sher fluid (→ page 398).
ï Check trailer hitch lock
(white displ aymessa ge) *T
he trailer tow hit chwill not be operational when you drive with a trailer. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure (→ page246). #
When the display message disappears, couple up the trailer and drive on. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. 518
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
Open/close top completely
K
Top lowering *T
he soft top is not fully opened or closed. The hydraulics are depressuring. #
Fully open or close the soft top.
K Convertible Top Operation
possible to 60 km/h *I
fyo u drive at speeds of more than 60 km/h you cannot open or close the soft top. #
Do not drive at speeds greater than 60 km/h. #
Fully open or close the soft top.
K While stationary, apply the
brakes before operating
the soft top. *T
hevehicle is stationary and you try toopen or close the soft top. #
Depress the brake pedal. #
Push or pull the soft top switch again until the soft top is fully open or closed.
J Close boot separator *T
he boot separator is open. #
Close the boot separator. 522
Display messages and warning/indicator lamps

Overview ..............................................3
74
Sea rching for a track ........................... 376
Sea rching for and auth orisingthe
device .................................................. 375
Selecting a media pl ayer ...................... 376
Switching device via NFC ..................... 376
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... 84
Closing .................................................. 82
HANDS-FREE ACCESS .......................... .82
Locking separa tely ................................ 83
Opening ................................................. 81
Opening dimensions ............................4 68
Boot separator Closing ................................................. .91
Opening .................................................91
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 466
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 2Brakes
ABS (Anti-lock Braking Sy stem) ........... 187
Ac tive Brake Assi st.............................. 19 3
Ad aptive brake lights .......................... .198
BA S (Brake Assi stSystem) .................. 188
Driving tips ........................................... 161
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 2
HOLD function .................................... .214
Limited braking ef fect (salt-trea ted
ro ads) .................................................. .161
New/replaced brakepads/brake
discs .................................................... 16 0
Ru nning-in no tes ..................................1 60
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ .431
To wing away ........................................ 427
Tr ansporting theve hicle ......................4 29
Wheel change ...................................... 447
Breakdown see Flat tyre Breakdown assistance call
see Mercedes me connect
Burmes ter®
sur round sound sy stem .....3 89
Ad justing the balance/fader ............... 390
Ad justing the sound focus ................... 390
Ad justing treble, mid-range and bass
settings ............................................... 390
Au tomatic volume adjustment ............ .390
Calling up the sound menu .................. 389
Information .......................................... 389
Switching the sur round sound on/off
............................................................ .390
Buttons Steering wheel .................................... 253 C
Call list Making a call ....................................... 342
Overview ............................................. 342
Calling up the sound menu
Burmes ter®
sur round sound sy stem ... 389
Calls ..........................................................3 38
Ac cepting ............................................ 338
Ac tivating functions du ring a call ........ 339 Index
545

¯
AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................. .505
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .504
4Ad d 1 litre engine oil when next
re fuelling ............................................. 503
Air conditioning Malfunction See
Owner's Manual .................................. 520
Apply brake todeselect Park (P)
position ...............................................5 07
App lybrake toselect R ....................... 508
ÀAT TENTION ASSIST inoperative ... 492
ÀAT TENTION ASSIS T:Take a
break! .................................................. 488
bAu tomatic driving lights inoper‐
ative .................................................... 524
Au xilia rybattery malfunction .............. 508
Beginning emer gency stop .................. 484 Blind Spot Assist cur
rently una vaila‐
ble See Owner's Manual ...................... 494
Blind Spot Assist inope rative ............... 488
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 91
Cann otstart engine See Owner's
Manual ................................................ 498
ÁChan gekey bat teries ...................5 14
J Check brake fluid le vel................ 477
Check brake pads See Owner's Man‐
ual ...................................................... .486
4Che ckeng. oil le v.when next
re fuelling ............................................. 503
ïChe cktrailer hitch lo ck(white
display message) .................................5 18
Check tyre pressures then restart
Ru n Flat Indicator ................................. 512
h Check tyre(s) .............................. .510
! Clean the fuel filter ...................... 497
J Close boot separator .................. 522 K
Convertible Top Operation pos‐
sible to60 km/h ................................. 522
?Coolant Stop vehicle Switch
engine off ............................................ 499
Cruise contro l and Limiter inope ra‐
tive ...................................................... 494
Cruise control inope rative ................... 494
Cruise control off ................................ 493
!cu rrently unavailable See Own‐
er's Manual .......................................... 479
÷ currently una vailable See Own‐
er's Manual .......................................... 473
5 Engine oil le vel cannot be
measured ............................................ 501
4Engine oil le velRe duce oil le vel...5 01
4 Engine oil le velSt op vehicle
Switch engine off ................................. 501
4Engine oil pressure Stop Switch
off engine ............................................ 502 Index
551

Fu
elreser ve ........................................ 463
Low outside temp eratures ...................4 62
Pe trol ................................................... 461
Quality (diesel) .................................... 462
Quality (p etro l) .................................... .461
Re fuelling ............................................. 173
Sulphur content ................................... 461
Ta nk content ....................................... 463
Fu el consum ption
On-board computer ............................ .258
Fu nction seat
see Door cont rol panel
Fu ses ........................................................ 431
Before replacing a fuse ........................ 431
Fu se assignment diagram .................... 431
Fu se box in the boot ............................4 33
Fu se box in the engine compartment .. 432
Fu se box in the front passenger foot‐
we ll ...................................................... 433
Fu se box on the dashboard ................. 433
No tes ................................................... 431 G
Garage door opener Cleari ngthe memory ........................... 182
Opening or closing the door ................1 82
Programming buttons .......................... 180
Ra dio equipment appr oval numbers .... 182
Re solving problems .............................. 181
Synchronising thero lling code ............ .181
Gearshift recommendation .....................171
Genera l operating permit number
(EU) .......................................................... .457
Genuine parts ............................................ 20
Glide mode ............................................... 172
Glo vebox
Air vent ................................................ 154
Locking/unlocking ...............................1 16 H
Handbrake see Electric parking brake
Handling characteristics (unusual) ....... 435
HANDS-FREE ACCESS ................................ 82 Haza
rdwa rning lights ............................ .130
HD prog rammes
see CI+ module
Head airbag ............................................... 38
Head le vel heating (AIRSCARF) ..............109
Head restra int
Fr ont (adjusting mechanically) .............1 03
Re ar (fitting/removing) ........................ 105
Head-up display ....................................... 263
Ad justing display elements (on-board
compu ter) ............................................ 263
Ad justing the brightness (on-board
computer) ............................................ 263
Fu nction .............................................. 264
Menu (on-board compu ter) .................. 263
Operating the memory function ........... 11 3
Setting the position (on-board com‐
puter) .................................................. 263
Switching on/off ................................. 265
Headla mpflasher ................................... .129
Heating see Clima tecontrol 558
Index

Sy
stem limitations ...............................1 99
Limiting speed see Limi ter
LINGU ATRO NIC ........................................ 266
Application specific voice commands
............................................................ .267
Au dible help functions .........................2 68
Global voice commands ...................... 267
Impr oving speech quality .................... 268
Language setting ................................ .268
Media pla yervo ice commands ............ 275
Message voice commands .................. 277
Multifunction steering wheel (operat‐
ing) ...................................................... 266
Na vigation voice commands ................ 270
Operable functions .............................. 267
Operating saf ety .................................. 266
Ra dio voice commands ........................ 274
Switch voice commands ...................... 269
Te lephone voice controls .................... .274
Te xt messa gevoice commands .......... .277
TV voice commands ............................ .274
Ty pes of voice commands .................. .267
Ve hicle voice commands .................... .278
Vo ice prom pting .................................. 267 Live
Traf fic Information
Displaying subsc ript ion information .... .321
Displ aying the tra ffic map .................. .322
Displ aying traf fic incidents .................. 323
Extending a subscription ..................... 321
Issuing hazard alerts ........................... 323
Re gis tering on Mercedes me ............... 321
Loading ..................................................... 11 8
Bag hook .............................................. 11 8
No tes ................................................... 11 4
St ow age space under the boot floor ....1 20
Ti e-down eyes ...................................... 11 8
Loading guidelines ...................................114
Loads Securing .............................................. .114
Locator lighting see Sur round lighting
Locking/unlocking Activating/deactivating the auto‐
matic locking feature ............................ .80
Ad ditional door lock ...............................76
Digital Vehicle Keyst icke r .................... .77
Emergency key ...................................... 80
KEYLESS-GO .......................................... 78Mobile phone ........................................77
Smartphone ..........................................
77
Un locking/opening the doors from
th e inside ............................................... 76
Low beam (symm etrical dipped beam) ................. 127
Switching on/off ................................. 127
Lu bricant additives
see Additives
Lu ggage
Lu ggage net ......................................... 11 9
Secu ring ............................................... 11 4
Lu mbar support
see Lumbar support (4-w ay)
Lu mbar support (4-w ay)........................ .103 M
MAGIC VISION CONTROL Windsc reen wipers .............................. 137
Maintenance see ASS YST PLUS
Malfunction Restra int sy stem .................................... 31562
Index