
Air-water duct
.......................................... 316
Ke eping free ........................................3 16
Airbag ........................................................ .41
Ac tivation .............................................. 36
Fr ont airbag (driver, front passenger) ..... 41
Ins tallation locations .............................. 41
Knee airbag ............................................ 41
Overview ................................................ 41
PA SSENGER AIR BAG indicator lamp .... .46
Pr otection ..............................................42
Re duced pr otection ...............................43
Side airbag ............................................. 41
Wi ndow airbag ....................................... 41
Airflow Setting ................................................ .151
Alarm sy stem
see ATA (anti-theft alarm sy stem)
All-wheel drive see 4MATIC
Ambient lighting Setting (multimedia sy stem) ................1 42
Android Auto
see Smartphone integration Animals
Pets in theve hicle ................................. 70
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door lock ...............................74
Immobiliser ........................................... 93
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
see Smartphone integration
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS ........................................... 308
Battery disconnection pe riods .............3 09
Displ aying the service due date ........... 308
Fu nction/no tes ................................... 308
Re gular maintenance work .................. 308 Special service
requ irements .............. 308
ATA (anti-theft ala rmsystem) .................. .94
Deactivating the alarm .......................... 94
Fu nction ................................................ 94
Fu nction of interior pr otection ............... 95
Priming/deactivating interior pr otec‐
tion ........................................................ 96
Priming/deactivating tow- aw ay pro‐
te ction ................................................... 95
To w- aw ay protection function ................94
AT TENTION ASSI ST.......................... 239, 241
Fu nction .............................................. 239
Setting ................................................. 241
Sy stem limitations ...............................2 39
At tention assistant
see ATTENTION ASSIST
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................13 4
Au tomatic engine start (ECO start/
sto p function) .......................................... 17 0 Index
453

Boot lid
see Tailgate
Brake Assist Sy stem
see BAS (Brake Assi stSystem)
Brake fluid
No tes ................................................... 373
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 9
Brakes ABS (Anti-lock Braking Sy stem) ........... 19 5
Ac tive Brake Assi st.............................. 19 9
Ad aptive brake lights .......................... .203
BA S (Brake Assi stSystem) .................. 19 5
Driving tips .......................................... 16 8
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 9
HOLD function .................................... .219
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 16 8
New/replaced brakepads/brake
discs .................................................... 16 6
Ru nning-in no tes ..................................1 66Braking assi
stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ .341
To wing away ........................................ 337
Tr ansporting theve hicle ......................3 39
Wheel change ...................................... 355
Breakdown see Flat tyre
Buttons Steering wheel .................................... 259 C
Calls Mercedes me ...................................... 289
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care Car
wash (care) ........................................3 16
Car-to-X-Communication Displaying hazard warnings ................ .283
Care .......................................................... 321
360° Camera ....................................... 319
Air-water duct ...................................... 316
Car wash ..............................................3 16
Carpet ................................................ .321
Deco rative foil ...................................... 318
Displ ay................................................. 321
Exterior lighting .................................... 319
High-pressu recleaner .......................... 317
Matt finish ........................................... 318
Pa int wo rk ............................................. 318
Plastic trim .......................................... 321
Re alwo od/trim elements .................... 321
Re versing camera ................................ 319
Ro of lining ...........................................3 21
Seat belt .............................................. 321
Seat co ver ........................................... 321
Sensors ................................................ 319
St eering wheel .....................................3 21
Ta ilpipes .............................................. .319
Tr ailer hit ch.......................................... 319
Wa shing byhand ..................................3 18 Index
455

Wheels/rims ........................................3
19
Wi ndo ws .............................................. 319
Wi per blades ........................................ 319
Carpet (Care) ............................................ 321
Changing gears ........................................ 178
Manually ..............................................1 78
Changing hub caps .................................355
Changing the lights
Driving abroad (symm etrical low
beam) .................................................. 13 3
Cha rging
Bat tery (vehicle) .................................. 335
Mobile phone (wireless) .......................1 30
USB port .............................................. 13 0
Chassis le vel (AIR BODY CONT ROL)
Setting ................................................ .221
Child saf ety lock
Re ar door .............................................. 68
Re ar side wind ows................................. 69
Child seat Appr oval categories .............................. .55
At tach ing (no tes) ................................... 55
Basic instructions ..................................50 Fr
ont passenger seat (no tes) ................. 66
Fr ont passenger seat (without auto‐
matic airbag shutoff) ............................. 65
ISOFIX/i-Size (fitting) ............................59
No tes on risks and dangers ...................51
Re commended child restra int sys‐
te ms ...................................................... 54
Seats suitable for belt-secu redch ild
re stra int sy stems ................................... 62
Seats suitable for i‑Size child
re stra int sy stems ................................... 58
Seats suitable for ISOFIX child
re stra int sy stems ................................... 57
Secu ring on the co-driver seat ............... 67
Secu ring on there ar seat ...................... 64
To pTe ther ..............................................61
Child ren
Av oiding dangers in theve hicle .............. 51
Basic instructions .................................. 50
Cho ck....................................................... 354
St orage location ..................................3 54
Chock see Chock
City lighting ............................................ .138 Cleaning
see Care
Climate control ........................................ 151
Ac tivating/deactivating the A/C
function (cont rol panel) ...................... .152
Ac tivating/deactivating the A/C
function (MBUX multimedia sy stem) ... 15 3
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 15 3
Ac tivating/deactivating the synchro‐
nisation function (MBUX multimedia
sy stem) ................................................ 154
Air-reci rculation mode ........................ .154
Au tomatic control ................................ 15 3
Calling up the air conditioning menu ... 15 2
Climate style function .......................... 15 3
Demi sting the windscreen ...................1 51
Demi sting windo ws............................. 154
Fr ont air vents ..................................... 16 0
Glo vebox air vent ................................ 161
Inserting/removing theflacon (fra‐
gr ance sy stem) .................................... 15 5
Ionisation .............................................1 54
No te ..................................................... 151
Re ar air vents ....................................... 161456
Index

Re
sidual heat ....................................... 154
Setting (MBUX multimedia sy stem) ..... 15 2
Setting the air distribution ...................1 51
Setting the air flow ............................... 151
Setting the climate style ......................1 53
Setting the fragrance sy stem ............... 154
Setting thete mp erature ....................... 151
St ationary heater/ ventilation .............. 15 6
Switching on/off ................................. 15 2
Switching there ar wind owheater
on/off .................................................. 151
THERMATIC contro l panel .................... 151
THERMOTRONIC contro l panel ............151
Ve ntilating theve hicle (con venience
opening) ................................................ 86
Wi ndsc reen heating ............................. 15 6
Climate style
Fu nction .............................................. 15 3
Setting ................................................. 15 3
Cockpit ........................................................ .6
Overview .................................................6
Cof fee cup symbol
see ATTENTION ASSIST
Collision de tection (pa rked vehicle) ......19 2 Combination switch
................................13 5
Combined luggage co ver and net
At tach ing tothere ar seat backrest .... .123
Ins talling/ removing ............................. 12 2
Compu ter
see On-board computer
Consum ption indicator
Calling up ............................................ .176
Con venience closing ................................. 87
Con venience opening ................................ 86
Coolant (engine) Check le vel .......................................... 314
No tes ................................................... 373
Cooling see Climate control
Copyright .................................................. .34
Cornering light ........................................ .136
Cross Traf fic Alert .................................. .238
Crosswind Assist Function/no tes ................................... 19 8
Cruise control .......................................... 204
Ac tivating ............................................ 205 Buttons ................................................ 205
Calling up a speed ............................... 205
Deactivating ........................................ 205
Fu nction .............................................. 204
Re quirements ...................................... 205
Selecting ............................................ .205
Setting a speed ................................... 205
St oring a speed ................................... 205
Sy stem limitations ...............................2 04 D
Dashboard see Cockpit
Data acquisition Vehicle ................................................... 31
Data storage
Electronic control units .......................... 31
Online services ...................................... 33
Ve hicle ................................................... 31
Deactivating the ala rm(ATA ).................... 94
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility ............... 24 Index
457

Jack ......................................................
.27
TIREFIT kit ............................................. 28
Wi reless vehicle components ................24
Decorative foil (cleaning instructions) ..318
DeNOx agent see AdBlue ®
De stination entry .................................... 280
En tering a POI or address .................... 280
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................29
Diesel Low outside temp eratures ...................3 68
No tes .................................................. 368
Digital Owner's Manual .............................18
Digital Vehicle Keyst icker
Locking theve hicle ................................ 76
St arting theve hicle ............................. 16 4
Unlocking theve hicle ............................76
Dinghy towing
see Tow- bar sy stem Dipped beam
Setting .................................................1 41
DIRECT SELECT le ver............................... 176
Engaging drive position ........................ 178
Engaging neutral .................................. 17 7
Engaging pa rkposition ........................ 178
Engaging pa rkposition automatically .. 178
Engaging reve rsege ar ........................ .177
Fu nction ............................................... 176
Display (care) .......................................... .321
Display (MBUX multimedia sy stem)
Home screen ...................................... .266
Display (multimedia sy stem) .................. 267
Operating ............................................ 267
Display (on-boa rdcompu ter)
Displ ays on the multifunction display .. 261
Display message .....................................3 79
Calling up (on-boa rdcompu ter) .......... .379
No tes ................................................... 379
Display messages ¯ - - - km/h .................................. .404
ç - - - km/h ................................... 405
È - - - km/h ................................... 404 #
12V battery See Owner's Man‐
ual ....................................................... 423
Û 48 V battery See Owner's Man‐
ual ....................................................... 424
: Active Light Sy stem inopera‐
tive ...................................................... 386
¯ AdBlue sy stem fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km .............................................. .432
¯ AdBlue sy stem fault Emer‐
ge ncy op. in XXX miles See Owner's
Manual ................................................ 432
¯ AdBlue sy stem fault Engine
st art not possible ................................ 433
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .432
5 Add 1 litre engine oil when
next refuelling .................................... .434
é ATTENTION ASSIST inoperative ..412 458
Index

é
ATTENTION ASSIS T:Take a
break! .................................................. 412
: Automatic driving lights inoper‐
ative .................................................... 385
Á Change key bat teries ................. 383
J Check brake fluid le vel.............. .403
# Checkbrake pads See Owner's
Manual ................................................ 403
5 Check eng. oil le v.when next
re fuelling ............................................. 433
ï Checktrailer hitch lo ck.............. 390
h Check tyre(s) .............................. 427
! Clean the fuel filter .................... .396
É Compressor is cooling ................41 0
ÿ Coolant Stop vehicle Switch
engine off ............................................ 395
_ Currently una vailable Camera
view restricted ..................................... 416
ç Currently una vailable Radar
sensors dirty ........................................ 41 5!
currently una vailable See Own‐
er's Manual .......................................... 41 8
÷ currently una vailable See Own‐
er's Manual .......................................... 419
5 Engine oil le vel cannot be
measured ............................................ 436
5 Engine oil le velRe duce oil le vel
............................................................. 434
5 Engine oil le velSt op vehicle
Switch engine off ................................ 434
5 Engine oil pressure Stop
Switch off engine ................................ 435
ä Fault Drive at max. 80 km/h ...... 408
6 Front left malfunction Consult
wo rkshop (e xample)............................ 380
& inoperative Battery low .............. 388
& inoperative Refuel vehicle ..........3 88
& inoperative See Owner's Man. ... 388
! inoperative See Owner's Man‐
ual ....................................................... .419 ÷
inoperative See Owner's Man‐
ual ....................................................... 420
T inoperative See Owner's Man‐
ual ....................................................... 421
G Inoperati ve................................. 422
î inoperati ve.................................. 416
: Intellige nt Light Sy stem inoper‐
ative ....................................................3 86
Á Key not de tected (red displ ay
messa ge).............................................3 84
Á Key not de tected (white displ ay
messa ge).............................................3 84
: Left dipped beam (e xamp le) ...... .385
6 Left wind owbag malfunction
Consult workshop (e xample).............. .380
¢ Lowe ring .................................... 409
: Malfunction See Owner's Man‐
ual ....................................................... 385
É Max. speed 35 km/h (red dis‐
pl ay messa ge)...................................... 411 Index
459

É
Max. speed 35 km/h (white
display message) ..................................4 11
î Max. speed 40 km/h ..................417
ð Maximum speed exceeded ......... 406
î Notpossible in cur rent drive
program ............................................... 417
Ø ................................................... 431
ç Off.............................................. 405
ë Off.............................................. 408
ï Operation only possible in
transmission position P .......................389
! Parking brake See Owner's
Manual ................................................ 399
É Please reduce speed ...........410,411
Ý Please wait 48 V battery charg‐
ing ...................................................... .425
_ Rear left seat backrest not
loc ked (Example) .................................3 93
h Rectify tyre pressure .................. 427 Ø
Refill Ad Blue See Owne r’s
Manual ................................................ 430
! Release parking brake ................ 402
¸ Replace air cleaner .....................396
À Replace key See Owner's Man‐
ual ...................................................... .383
Á Replace key ................................ 383
8 Reser vefuel le vel...................... .396
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 380
# See Owner's Manual .................. 423
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 391
Ù Steering malfunction Stop
immediately See Owner's Manual .......392
# Stop vehicle Lea veengine run‐
ning ..................................................... 424
# Stop vehicle See Owner's Man‐
ual .......................................................4 24
É Stop vehicle Vehicle too low .......4 09 ç
suspended ................................. 405
: Switch off lights ......................... 386
: Switch on headla mps................. 386
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual ....... 431
+ Top up coolant See Owner ’s
Manual ................................................ 394
¥ Top up washer fluid .................... 394
ï Trailer coupling extending… ........ 389
! Turn on the ignition torelease
th e parking brake ................................ 403
d Vehicle is operational Switch
off ignition before exiting .................... 389
É Vehicle rising Please wait.......... .410
É Vehicle rising .............................. 41 0
h Warning tyre defect .................... 428
h Wheel sensor(s) missing ............ 426
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss. .............................................. 431 460
Index

Child saf
ety lock (rear door) .................. 68
Locking (emer gency key) ...................... .78
Opening (from the inside) ......................75
Po we r closing function .......................... 78
Un locking (emer gency key) .................... 78
Un locking (from the inside) ...................75
Door cont rol panel .................................... .14
Downhill driving assistance see DSR
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 238
Drive Away Assist
see Pr otection against collision
Drive position Enga ging ..............................................1 78
Drive prog ram display ............................. 175
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical low beam ........................ 13 3Driving saf
ety sy stem ............................ .194
ABS (Anti-lo ckBraking Sy stem) ........... 19 5
Ac tive Brake Assi st.............................. 19 9
Ad aptive brake lights .......................... .203
BA S (Brake Assi stSystem) .................. 19 5
Cameras .............................................. 194
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 9
ESP ®
Crosswind Assi st........................ 19 8
ESP ®
trailer stabilisation .................... .198
Overview ............................................. 19 5
Ra dar and ultrasonic sensors .............. 194
Re sponsibility ...................................... 194
ST EER CONTROL ................................. 19 9
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem
see DSR
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical low
beam) .................................................. 13 3
Gene ral driving tips ............................ .168
Ru nning-in no tes ..................................1 66
Dr ows iness de tection
see ATTENTION ASSIST
DSR ........................................................... 207
Ac tivating/deactivating ...................... .208
Changing thetar get speed .................. 208
Fu nction .............................................. 207
No tes ................................................... 207
Dynamic handling control sy stem
see ESP ®
(Elect ronic Stability Prog ram) Index
463