
Climate control
Displ
aymessages
Possible causes/consequences and M
MSolutions
& inoperative High-voltage
battery charging incom-
plete *T
he high-voltage battery is charging. Pre-ent ryclimate control cannot be switched on. #
Wait until thech arging process has achie ved a minimum charge.
& inoperative Charge HV bat-
tery *T
hecharge ofthe high-voltage battery is too lo w.Pre-ent ryclimate control cannot be switched on. #
Charge the high-voltage batter y.
& Pre-entry climate control
(via key) available again
after engine start *Y
ou ha veattem ptedto switch on pre-entry climate contro l morethan thre e times with the engine switched off. #
Let the drive sy stem runfo rte n seconds.
Pre-entry clima tecontrol is ope rational again. 556
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
& Pre-entry climate control
(via key) inoperative HV-
battery low *T
hecharge ofthe high-voltage battery is too lo w.Pre-ent ryclimate control cannot be switched on. #
Charge the high-voltage batter y.
When the high-voltage battery is suf ficiently charge d, pre-entry climate control is operational again. Drive sy
stem Display messages
Possible causes/consequences and M
MSolutions
To switch off the engine,
press Start/Stop button
for at least 3 seconds or 3
times. *Y
ou ha vepressed thest art/ stop button while driving. #
Toswitch off the drive sy stem while driving, see (/ page163).
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine dama gedue toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Have the cooling sy stem checked at a qualified specialist workshop. Display messages and
warning/indicator lamps 557

Assistance
Menu (on-board co mputer) .................. 268
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 459
Battery disconnection pe riods .............4 59
Displ aying the service due date ........... 459
Fu nction/no tes ................................... 459
Re gular maintenance work .................. 459
Special service requirements .............. 459
ATA (anti-theft ala rmsystem) .................. 96
Deactivating the alarm .......................... 97
Fu nction ................................................ 96
Fu nction of interior pr otection ............... 97
Priming/deactivating interior pr otec‐
tion ........................................................ 98
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 97
To w- aw ay protection function ................97
AT TENTION ASSI ST.......................... 245, 24 6
Fu nction .............................................. 24 5
Setting ................................................. 24 6
Sy stem limitations ...............................2 45At
tention assistant
see ATTENTION ASSIST
Au gmented reality
see Route guidance with augmented reality
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................13 5
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff ........................................... 40, 41
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 40
PA SSENGER AIR BAG indicator lamp .... .41
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .149
Au tomatic seat adjustment
Setting ................................................ .105 Au
tomatic transmission
Engaging neutral .................................. 174
Axle load Perm issible .......................................... 511
Tr ailer operation .................................. .519 B
Bag hook .................................................. 12 2
Ball ne ck
Extending/r etra cting ........................... 256
BA S (Brake Assist Sy stem) .................... .198
Battery Key ........................................................ .74
Battery see Battery (vehicle)
see High-vol tage battery
Batte ry(high-voltage on-boa rdelectri‐
cal sy stem)
see High-voltage battery
Battery (vehicle) ...................................... 482
Charging .............................................. 482
No tes .................................................. 480
Re placing ............................................ 482 584
Index

Calls
.......................................................... 398
Ac cepting ............................................ 398
Ac tivating functions du ring a call ........ 398
Calls wi thseveral participants ............ .398
Declining ............................................. 398
Ending a call ........................................ 398
Incoming call during an existing call .... 399
Making ................................................ 398
Mercedes me ...................................... .415
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ....................................... 463
Car-to-X-Communication Displaying hazard warnings ................ .377
Overview ..............................................3 76
Sending hazard warnings .................... .377
Care .......................................................... .471
Air-water duct ...................................... 463
Car wash ............................................. 463 Carpet ..................................................
471
Deco rative foil .................................... .467
Displ ay................................................. 471
Exterior lighting ................................... 469
High-p ressure cleaner .........................4 64
Matt finish ........................................... 466
Pa int wo rk ............................................ 466
Plastic trim .......................................... 471
Re alwo od/trim elements .................... 471
Re versing camera/360° Camera ........ 469
Ro of lining ............................................ 471
Seat belt .............................................. 471
Seat co ver ............................................ 471
Senso rs............................................... 469
Tr ailer hit ch......................................... 469
Ve hicle soc ketfo rth e high-voltage
battery ................................................ 469
Wa shing byhand ................................. 464
Wheels/rims ....................................... 469
Wi ndo ws .............................................. 469
Wi per blades .......................................4 69
Carpet (Care) ............................................ 471
Changing the lights
Driving abroad (symm etrical low
beam) .................................................. 13 4Cha
rging .................................................. .183
Battery (vehicle) .................................. 482
Cha rge le vel display ............................ .178
Charging cable cont rol panel .............. .181
Charging station (mode 3/4) .............. .184
Ending thech arging process ................ 187
Indicator lamps on vehicle soc ket ........ 17 9
Mains soc ket (mode 2) ........................ 180
No tes on charging the high-voltage
battery .................................................1 75
No tes on the high-voltage battery ........ 481
Setting the maximum possible charg‐
ing cur rent ........................................... 183
St arting thech arging process .............. 184
Ve hicle soc ket ..................................... 17 9
Wa llbox (mode 3) ................................ .183
Charging cable control panel Function/no tes .................................... 181
Cha rging process
Pa ying ................................................ .356
Charging stations
Showing on the map ............................3 56
Charging the bat tery
At time of depa rture ............................ 178586
Index

Dashboa
rdlighting
see Instrument lighting
Dashcam Configuring the settings ......................3 91
Del eting a video recording ................... 390
Selecting a USB device ....................... 389
Data acquisition Vehicle ................................................... 27
Data import/export ................................ 334
Fu nction/no tes ................................... 334
Importing/exporting ........................... 335
Data storage
Electronic control units ........................ .27
Online services ...................................... 28
Ve hicle ................................................... 27
Date Setting the time and date automati‐
cally ..................................................... 330
Deactivating the alarm (A TA).................... 97
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility ............... 21Jack ......................................................
.23
TIREFIT kit ............................................. 24
Wi reless vehicle components ................21
Decorative foil (cleaning instructions) .. 467
Destination .............................................. .371
Editing intermedia tedestinations ........ 362
Editing the pr evious destinations ........ .371
External ............................................... 372
Qui ck-access todestination informa‐
tion ...................................................... 368
Saving (cur rent vehicle position) ..........3 71
Saving as global favo urite .................... 371
Destination ent ry.................................... 345
Entering 3 wordaddresses .................. 350
En tering a POI or address .................... 345
Entering an intermedia tedestination ...3 61
Entering geo-coordinates .................... 350
No tes .................................................. 345
Selecting a contact ............................. 350
Selecting a POI .................................... 348
Selecting a recei ved destination .........3 52
Selecting from favo urites .................... .351
Selecting from the map ....................... 351
Selecting pr evious destinations .......... .348 Detaching
thech arging cable
see High-voltage on-boa rdelectrical sy stem
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................25
Digital Owner's Manual .............................16
Digital speedome ter ............................... 269
Digital TV
see TV
Digital Vehicle Keyst icker
Locking theve hicle ................................ 78
St arting theve hicle ............................. 16 4
Un locking theve hicle ............................78
Dinghy towing
see Tow- bar sy stem
DIRECT SELECT le ver............................... 173
Engaging drive position ........................ 175
Engaging neutral .................................. 174
Engaging pa rkposition .........................1 74
Engaging pa rkposition automatically .. 174
Engaging reve rsege ar .......................... 174
Fu nction ............................................... 173
Disconnect device .................................. .158 Index
589

Display
Care .................................................... .471
Display (multimedia sy stem) ................ .299
Home screen ....................................... 297
Operating ............................................ 299
Setting acou stic operating feedback ... 300
Settings ............................................... 329
Display (on-board computer) Displa yson the multifunction display .. 267
Display content Setting the additional value range ....... 266
Displ aymessage ..................................... 520
Calling up (on-board compu ter) ........... 520
No tes .................................................. 520
Display messages ¯ - - - km/h .................................... 541
ç - - - km/h ................................... 540
È - - - km/h ................................... 542
# 12V battery See Owner's Man‐
ual ....................................................... 562
ò Acoustic presence indicator
inoperative .......................................... 559 b
Active Light Sy stem inopera‐
tive ...................................................... 565
é ATTENTION ASSIST inoperative
.............................................................5 35
é ATTENTION ASSIS T:Take a
break! .................................................. 535
b Automatic driving lights inoper‐
ative .................................................... 564
Á Change key bat teries .................. 549
è Charger cable connected ........... 559
J Check brake fluid le vel.............. .528
ï Checktrailer hitch lo ck(white
display message) .................................5 51
h Check tyre(s) .............................. 546
! currently una vailable See Own‐
er's Manual .......................................... 521
÷ currently una vailable See Own‐
er's Manual ........................................ .522
6 Front left malfunction Consult
wo rkshop (e xample)............................ 530 Û
High-volt. batt. overheated
St op, everybody out! Outdoors if
possible ............................................... 560
& inoperative Charge HV battery ... 556
& inoperative High-voltage bat‐
te ry charging incomple te..................... 556
! inoperati veSee Owner's Man‐
ual ....................................................... 522
÷ inoperati veSee Owner's Man‐
ual ....................................................... 523
T inoperati veSee Owner's Man‐
ual ....................................................... 524
G Inoperati ve................................. 534
b Intelligent Light Sy stem inoper‐
ative ....................................................5 65
Á Key not de tected (red displ ay
messa ge).............................................5 50
Á Key not de tected (white dis‐
pl ay messa ge).....................................5 49
b Left dipped beam (Example) ...... 564590
Index

6
Left windowbag malfunction
Consult workshop (Example) ............... 531
b Malfunction See Owner's Man‐
ual .......................................................5 64
d Malfunction Visit workshop ........ 563
Û Malfunction Visit workshop ........ 561
d Malfunction ................................ 563
Û Malfunction ................................ 560
ð Maximum speed exceeded ......... 542
ç Off..............................................5 40
ë Off.............................................. 540
ï Operation only possible in
transmission position P ....................... 553
! Parking brake See Owner's
Manual ................................................ 525
& Pre-entry climate control (via
ke y) available again af ter engine
st art .................................................... 556
& Pre-ent ryclimate control (via
ke y) inoperati veHV-battery low ........... 557 _
Rear left seat backrest not
loc ked (Example) .................................5 55
h Rectify tyre pressure ..................547
d Reduced output See Owner's
Manual ................................................ 560
! Release parking brake ................ 525
À Replace key See Owner's Man‐
ual ...................................................... .548
Á Replace key ................................ 549
Ý Reser veleve l Char gehigh-volt‐
age battery .......................................... 562
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 529
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 553
Ù Steering malfunction Stop
immediately See Owner's Manual .......554
Û Stop immediately Drive will be
deactivated Char gehigh-volt. battery
.............................................................5 62d
Stop Switch engine off ............... 563
ç suspended ................................. 540
b Switch off lights ......................... 565
b Switch on headlamps ................. 565
+ Top up coolant See Owner ’s
Manual ................................................ 557
¥ Top up washer fluid .................... 555
á Towing not permit ted See Own‐
er's Manual .........................................5 59
ï Trailer coupling extending… ........ 551
! Turn on the ignition torelease
th e parking brake ................................ 525
d Vehicle is operational Switch
off ignition before exiting .................... .551
h Warning tyre defect ....................547
h Wheel sensor(s) missing ............546
Û Without starting engine again,
consult workshop ................................ 561
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........538 Index
591

Haza
rdwa rning lamps malfunction‐
ing ...................................................... .566
Limi ter inoperative .............................. 542
Limiter passive .................................... 542
Mercedes me connect Services limi‐
te d See Owner's Manual .....................533
N permanently active Risk of vehicle
ro lling .................................................. 543
Not possible tounlo ck ch arging
cable See Owner's Manual .................. 558
On lyselect Park (P) when vehicle is
st ationary ............................................ 543
Place theke y in the mar ked space
See Owner's Manual ...........................550
PRE-SAFE inope rative See Owner's
Manual ................................................ 533
Ra dar sensors dirty See Owner's
Manual ................................................ 534
Re duce speed ...................................... 548Re
versing not poss. Consult work‐
shop ....................................................5 44
Risk of vehicle rolling Driver door
open and transmission not in P ...........543
Speed limit (winter tyres) XXX km/h ...542
Speed Limit Assi stcur rently una vail‐
able See Owner's Manual .................... 539
Speed Limit Assist inope rative ........... .539
To shift out of P or N,depress brake
and start engine .................................. 543
To switch off the engine, press
St art/ Stop button for at least 3 sec‐
onds or 3 times. .................................. 557
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 539
Tr af fic Sign Assi stinope rative ............. 539
Tr ansmission Malfunction Stop ........... 544
Ty re press. monitor cur rently una vail‐
able .................................................... .545
Ty re press. monitor inoperative ...........545Ty
re press. monitor inoperative No
wheel sensors .................................... .545
Ty re(s) ove rheated ...............................5 47
Ve hicle not cur rently being charged
Charging station fault .......................... 558
Wi thout changing gear, consult work‐
shop ....................................................5 44
Display on the windscreen
see Head-up display
Distance control see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................76
Child saf ety lock (rear door) .................. 69
Locking (emer gency key) ...................... .81
Opening (from the inside) ......................77
Un locking (emer gency key) .................... 81
Un locking (from the inside) ...................77 Index
593