
6Example: Left windowbag mal‐
function Consult
workshop ................. 483
Fa ult Drive at max. 80 km/h ...............490
6Fr ont left malfunction Consult
wo rkshop (Example) ............................4 85
_Fr ont left seat backrest not
loc ked (Example) .................................. 516
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 82
Fr ont-passenger airbag enabled See
Owner's Manual ................................... 481
b Hazard warning lamps mal‐
functioning .......................................... 524
&inoperative Bat tery low ................ 521
&inoperative Refuel vehicle ............ 521
&inoperative See Owner's Man. ....520
!inoperative See Owner's Man‐
ual ....................................................... 480
÷inoperative See Owner's Man‐
ual ....................................................... 480 Tinoperative See Owner's Man‐
ual
....................................................... 477
G Inoperative .................................. 484
bIntellige nt Light System inoper‐
ative ....................................................5 23
ÁKe y not de tected (red displ ay
messa ge).............................................5 13
Á Key not de tected (white dis‐
pl ay messa ge)...................................... 513
b Left dipped beam (Example) ....... 523
6Left windowbag malfunction
Consult workshop (Example) ............... 481
Let fresh air into theve hicle interior!
Air conditioning malf. Visit workshop .. 520
Limiter inoperative .............................. 494
Limiter passive .................................... 494
¢ Lowe ring .................................... 492
bMalfunction See Owner's Man‐
ual ....................................................... 524
ðMaximum speed exceeded ..........4 94 Mercedes me connect Services limi‐
te
d See Owner's Manual .....................484
Mo tor can be star ted again .................4 99
N permanently active Risk of vehicle
ro lling .................................................. 506
çOff .............................................. .492
ëOff ............................................... 489
Only select Park (P) when vehicle is
st ationary ............................................ 507
K Open/close top comple tely ........ 521
ïOpe ration only possible in
transmission position N .......................515
ï Operation only possible in
transmission position P ........................51 5
! Parking brake See Owner's
Manual ................................................ .474
Á Place theke y in the mar ked
space See Owner's Manual ..................514
K Please check direction of tr avel ...... 484
Please reduce speed ...........................4 87552
Index

ÛPlease
wait Charging high- volt‐
age battery .......................................... 500
PRE- SAFE inoperati veSee Owner's
Manual ................................................ 483
Ra dar sensors dirty See Owner's
Manual .................................................4 78
_ Rear left seat backrest not
loc ked (Example) .................................. 51 5
h Rectify tyre pressure ....................51 0
Re duce speed ...................................... 512
Ø Refill Ad Blue Eng. start not pos‐
sible .................................................... 504
ØRe fill Ad Blue See Owne r’s Man‐
ual .......................................................5 04
!Re lease parking brake .................476
¸ Replace air cleaner ...................... 497
ÀRe placekey See Owner's Man‐
ual ........................................................ 514
Á Replace key ................................ .513
8 Reser vefuel le vel........................ 500 6Re
stra int sys. malfunction Con‐
sult workshop ...................................... 486
Re versing not poss. Consult work‐
shop ....................................................5 07
Risk of vehicle rolling Driver door
open and transmission not in P ...........507
Ru n Flat Indicator inope rative .............. 512
# See Owner's Manual ................... 496
Speed limit (winter tyres) XXX km/h ... 494
ÐSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .....516
Ð Steering malfunction Stop
immediately See Owner's Manual ........516
St op vehicle Lea veengine running
Wa itTransmission cooling ...................506
#St opvehicle Lea veengine run‐
ning ..................................................... 497
#St opvehicle See Owner's Man‐
ual .......................................................4 98
ÉSt opvehicle Vehicle too low ........ 491 çsuspended
..................................4 93
bSwitch off lights .......................... 523
bSwitch on headla mps.................. 524
To shift out of P or N,depress brake
and start engine .................................. 507
K Top lo wering ............................... 522
ØTo p upAdBlue Perf.re duced in
XXX miles See Owner's Manual ...........506
Ø Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km ............ 505
To p up coolant See Owner ’sManual ... 497
¥To p upwasher fluid ...................... 51 8
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 490
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 489
Tr af fic Sign Assi stinope rative ............. 488
ïTr ailer coupling extending… .........51 5
Tr ansmission Malfunction Stop ........... 506 Index
553

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

Ne
utral
Engaging .............................................. 17 0
NFC see Near Field Communication (NFC)
No n-operational time
Ac tivating/deactivating standby
mode .................................................. .186
St andby mode function ...................... .186 O
Occupant saf ety
Pe ts in theve hicle ................................. 70
Occupant saf ety
see Airbag
see Automatic front passenger front
airbag shutoff
see PRE-SAFE ®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belt
Odome ter
see Total dis tance Oil
see Engine oil
On-board co mputer ................................. 254
Assis tant displ aymenu ........................ 257
Displaying the service due date ........... 391
Head-up display menu .........................2 63
Media menu ........................................ 262
Menu designs ...................................... 255
Menu overview .................................... 254
Multifunction display .......................... .256
Na vigation menu ................................. 260
Operating ............................................ 254
Ra dio menu .......................................... 261
Service menu ...................................... 257
Te lephone menu .................................. 262
Tr ip menu ............................................ 258
On-boa rddiagno stics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .455
No tes .................................................. 455
Tw o-w ayradios .................................... 455
Open-source software .............................. 29 Opening
the boot lid using your foot
HANDS-FREE ACCESS .......................... .82
Operating fluids
Ad Blue ®
............................................... 464
Ad ditives (fuel) .................................... 462
Brake fluid .......................................... .466
Coolant (engine) .................................. 467
Engine oil ............................................ 465
Fu el (diesel) ......................................... 462
Fu el (petrol) ......................................... 461
No tes .................................................. 459
Wi ndsc reen washer fluid .................... .467
Operating saf ety
48 V on-boa rdelectrical sy stem ............ 21
Declaration of Conformity (electro‐
magnetic compatibility) ........................ .23
Declaration of conformity (ja ck) ............ 23
Declaration of con form ity (TIREFIT kit) .. 24
Declaration of conformity (wireless
ve hicle components) ............................. 23
EQ Boost ................................................ 21
Information ............................................ 21
Operating sy stem
see On-board computer 566
Index

Ra
dio stations
Dialling (on-boa rdcompu ter) ............... 261
Ra in-closing feature
Side wind ows ........................................86
Ra nge
Ad Blue ®
............................................... 257
Displaying ............................................ 258
REA CHregulation ...................................... 26
Re ading light
see Interior lighting
Re alwo od (Care) .................................... .409
Re ar fog light
Switching on/off .................................1 28
Re ar seat
see Seat
Re ar seat belt
St atus display ........................................ 37
Re ar seat belt status display .................... 37
Re ar window heater ................................ 14 3
Re ar-view mir ror
see Outside mir rors Re
cycling
see Take -ba ckof end-of-life vehicles
Re ducing agent
see AdBlue ®
Re fuelling
Re fuelling theve hicle ........................... 173
To pping up AdBlue ®
............................. 17 7
Re gistration
Ve hicle .................................................. 25
Re mo tecont rol (stationa ryheater/
ve ntilation)
Displa ys............................................... 15 0
Problems ............................................. 15 2
Re placing the battery ........................... 151
Setting ................................................. 15 0
Re mo teOnline
Charging the battery ............................1 60
Cooling or heating theve hicle inte‐
ri or .......................................................1 59
St arting theve hicle ............................. 16 0
Re scue card ............................................... 26
Re ser ve
Fu el ..................................................... 463 Re
set function (multimedia sy stem) .....3 01
Re sidual heat ...........................................1 46
Re storing (factory settings)
see Reset function (multimedia sy stem)
Re stra int sy stem ...................................... .30
Basic instructions forch ildren .............. .47
Fu nction in an accident ........................ .31
Fu nctionality .......................................... 31
Malfunction ...........................................31
Pr otection ..............................................30
Re duced pr otection ...............................30
Self-test ................................................. 31
Wa rning lamp ........................................ .31
Re versege ar
Inserting .............................................. 17 0
Re versing camera .................................. .222
Care .................................................... 407
Fu nction .............................................. 222
Opening the camera co ver (360°
Camera) ............................................. .228
Setting favo urites (360° Camera) ...... .229
Switching auto matic operation
on/off (360° Camera) ......................... 228
Rims (Care) ............................................. .407 Index
569

Setting
the time and date automati‐
cally ..................................................... 291
Setting the time zone .......................... 291
Setting the time/date form at .............. 291
Swit ching transmission of theve hicle
position on/off .................................... 292
Sy stem settings
see Blue tooth®
see Data import/export
see Language
see Software update
see Wi-Fi T
Ta ilpipes (Care) ........................................ 407
Ta ke -back of end-of-life vehicles .............. 19
Pr otection of the environment ............... 19
Ta nk content
Ad Blue ®
............................................... 464
Fu el ..................................................... 463
Re ser ve(fuel) ...................................... 463
Te ch nical data
Axle load (trailer operation) ................. 471
Fa stening points (trailer hitch) .............4 70Information .......................................... 455
Mounting dimensions (trailer hitch) ..... 470
No tes (trailer hitch) ............................. 470
Overhang dimension (trailer hitch) ...... 470
To ngue weight ...................................... 471
To wing capacity (trailer operation) ...... 470
Ty re pressure monitoring sy stem ........ 440
Ve hicle identification plate .................. 457
Te lephone ........................................ .262, 331
Ac tivating functions du ring a call ........ 339
Business telephony settings ................ 336
Call and ringtone volume .................... .338
Calls with se veral participants ............ .339
Connecting a mobile phone (busi‐
ness telephony) .................................. .334
Connecting a mobile phone (Near
Field Communication (NFC)) .............. .337
Connecting a mobile phone (Pass‐
ke y) .................................................... .332
Connecting a mobile phone (Secu re
Simple Pairing) .................................... 332
De-authorising a mobile phone ............ 337
Disconnecting a mobile phone ............ 337
Importing con tacts .............................. 341
Importing contacts (o verview) ............ .341 Incoming call during an
existing call .... 339
Information .......................................... 332
Inter changing mobile phones .............. 336
Locking theve hicle (mobile phone) .......77
Menu (on-board computer) .................. 262
Mobile phone voice recognition .......... 338
No tes .................................................. 330
Operating modes ................................. 332
Re ception and transmission volume .... 338
St arting theve hicle (mobile phone) ..... 15 8
Switching mobile phones (Near Field
Communication (NFC)) ........................ 337
Symbols for business telephony .......... 335
Te lephone menu overview ...................3 31
Te lephone operation ............................ 338
Un locking theve hicle (mobile phone) ....77
Using a SIM card for business tel‐
ephony ................................................ 334
Using Near Field Communication
(NFC) .................................................. .337
Vo ice commands (LINGU ATRO NIC) ...... 274
Wi reless charging (mobile phone) ........ 12 5
Te lephone
see Second telephone 574
Index