
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
or #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Check the coolant le vel (/ page 467). #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120 °C. Ty
res Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
h Ty re pressure monitoring
sy stem warning lamp lights
up The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
*The tyre pressure monitoring sy stem has de tected tyre pressure loss in at least one of the tyres. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
Ty res with insuf ficient tyre pressure pose thefo llowing risks:
R The tyres may bur st, especially as the load and vehicle speed increase.
R The tyres may wearexc essively and/or une venly, which may greatly impair tyre traction.
R ‑ The driving characteristics, steering and braking may be greatly impaired. Display messages and
warning/indicator lamps 603

Del
eting .............................................. .407
Del eting favo urites .............................. 408
Downloading (from mobile phone) ...... 405
Importing ............................................ 406
Importing (o verview) .......................... .406
Information .......................................... 405
Making a call ....................................... 406
Na me form at ...................................... .406
Options ................................................ 407
Saving as a favo urite .......................... .407
Selecting options for suggestions ........ 407
St oring ................................................ 406
Con venience closing ................................. 90
Con venience opening ................................ 90
Coolant (engine) Check le vel .......................................... 467
No tes .................................................. 533
Cooling see Climate control
Co pyright ...................................................32
Cornering light ........................................ .141
Cross Traf fic Alert .................................. .253 Crosswind Assist
Function/no tes ................................... 205
Cruise control .......................................... 212
Ac tivating ............................................ .214
Buttons ................................................ 214
Calling up a speed .............................. .214
Deactivating ......................................... 214
Fu nction ............................................... 212
Re quirements ...................................... 214
Selecting .............................................. 214
Setting a speed .................................... 214
St oring a speed .................................... 214
Sy stem limitations ...............................2 12
Cup holder Rear .................................................... .129
Cup holder in the centre console
ins talling/ removing (auto matic
transmission) ....................................... 12 9 D
Damage de tection (pa rked vehicle) .......198
Dash cam Starting/ending a video recording ...... 396 Dashboard
see Co ckpit
Dashboard lighting see Instrument lighting
Dashcam Configuring the settings ......................3 97
Del eting a video recording ................... 396
Selecting a USB device ....................... 395
Data acquisition Vehicle .................................................. 30
Data import/export ................................ 346
Fu nction/no tes ................................... 346
Importing/exporting ........................... 346
Data storage
Electronic control units ........................ .30
Online services ...................................... 31
Ve hicle .................................................. 30
Date Setting the time and date automati‐
cally ..................................................... 341
Deactivating the alarm (A TA).................... 98
Dealership see Qualified specialist workshop Index
61 5

¯
AdBlue sy stem fault Engine
st art not possible ................................ .573
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... 572
5 Add 1 litre engine oil when next
re fuelling ............................................. 568
Apply brake todeselect Park (P)
position ................................................ 574
App lybrake toselect R ........................ 574
é ATTENTION ASSIST inoperative ... 552
éAT TENTION ASSIS T:Take a
break! .................................................. 553
bAu tomatic driving lights inoper‐
ative .................................................... 589
Au xilia rybattery malfunction ...............575
Beginning eme rgency stop .................. 556
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 557
Blind Spot Assist inope rative ............... 557 Blind Spot Assi
stnot available when
to wing a trailer See Owner's Manual ...5 58
Cannot start engine See Owner's
Manual ................................................ 566
ÁChan gekey bat teries .................. 580
JCheck brake fluid le vel................ 546
Check brake pads See Owner's Man‐
ual ...................................................... .547
5 Check eng. oil le v.when next
re fuelling ............................................. 568
ï Checktrailer hitch lo ck(white
display message) .................................5 82
hChe cktyre(s) ............................... 577
! Clean the fuel filter ...................... 567
?Coolant Stop vehicle Switch
engine off ............................................ 563
Cruise contro l and Limiter inope ra‐
tive ....................................................... 561
Cruise control inope rative .................... 561
Cruise control off ................................. 561 !cu
rrently unavailable See Own‐
er's Manual ........................................ .539
÷cur rently una vailable See Own‐
er's Manual ........................................ .540
5Engine oil le vel cannot be
measured ............................................ 570
5 Engine oil le velRe duce oil le vel...5 69
5Engine oil le velSt op vehicle
Switch engine off ................................ 569
5Engine oil pressure Stop Switch
off engine ............................................ 570
ä Fault Drive at max. 80 km/h .......555
6Fr ont left malfunction Consult
wo rkshop (e xample)............................ 548
Fr ont-passenger airbag disabled See
Owner's Manual ..................................5 49
Fr ont-passenger airbag enabled See
Owner's Manual ..................................5 49
Hazard warning lamps malfunction‐
ing ...................................................... .591 61 8
Index

8Re
servefuel le vel........................ 567
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 547
Re versing not poss. Consult work‐
shop ....................................................5 75
Risk of vehicle rolling Driver door
open and transmission not in P ...........574
# See Owner's Manual ................... 564
Speed limit (winter tyres) XXX km/h ... 562
ÙSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 584
ÙSt eering malfunction Stop
immediately See Owner's Manual .......585
St op vehicle Lea veengine running
Wa itTransmission cooling ...................575
# Stop vehicle Lea veengine run‐
ning ..................................................... 565
#St opvehicle See Owner's Man‐
ual .......................................................5 65
ÁSt opvehicle Vehicle too low ........ 554 çsuspended
..................................5 60
bSwitch off lights .......................... 589
bSwitch on headla mps.................. 589
To shift out of P or N,depress brake
and start engine .................................. 573
To switch off the engine, press
St art/ Stop button for at least 3 sec‐
onds or 3 times. .................................. 564
ØTo p upAdBlue Emergency op.
in XXX miles See Owner's Manual .......571
+ Top up coolant See Owner ’s
Manual ................................................ 563
¥To p upwasher fluid .................... .587
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 559
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 558
Tr af fic Sign Assi stinope rative ............. 559
ïTr ailer coupling extending… ......... 582
Tr ansmission Malfunction Stop ............ 575 !
Turn on the ignition torelease
th e parking brake ................................ 543
Ty re press. monitor cur rently una vail‐
able ...................................................... 576
Ty re press. monitor inoperative ...........576
Ty re press. monitor inoperative No
wheel sensors .................................... .577
Ty re(s) ove rheated ...............................5 78
d Vehicle is operational Switch
off ignition before exiting .................... 582
ÁVe hiclerising Please wait............ 554
ÁVe hiclerising ...............................5 53
hWa rning tyre defect .....................578
h Wheel sensor(s) missing ..............577
Wi thout changing gear, consult work‐
shop ....................................................5 75
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss. .............................................. 572620
Index

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 ................................. 272
Assi stance menu ................................ .276
Displ aying the service due date ........... 460
Head-up display menu .........................2 81
Media menu ........................................2 80
Menu designs ...................................... 273
Menu overview .................................... 272
Multifunction display ........................... 274
Na vigation menu .................................. 278
Operate ............................................... 272
Ra dio menu .........................................2 79
Service menu ...................................... 275Te
lephone menu .................................. 280
Tr ip menu ............................................ .276
On-board diagnostics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .522
No tes .................................................. 522
Tw o-w ayradios .................................... 522
Online services Data storage .......................................... 31
Online services see In-Car Of fice
Open-source so ftwa re .............................. 32
Opening the tailgate using your foot
see HANDS-FREE ACCESS
Ope rating fluids
Ad Blue ®
............................................... 530
Ad ditives (fuel) .................................... 529
Brake fluid .......................................... .533
Coolant (engine) .................................. 533
Engine oil ............................................. 531
Fu el (diesel) ......................................... 529
Fu el (petrol) ......................................... 528 No
tes .................................................. 526
Wi ndsc reen washer fluid .................... .534
Operating saf ety
48 V on-boa rdelectrical sy stem ............ 21
Declaration of conformity (electro‐
magnetic compatibility) ........................ .23
Declaration of conformity (ja ck) ............ 26
Declaration of con form ity (TIREFIT kit) .. 27
Declaration of conformity (wireless
ve hicle components) ............................. 23
EQ Boost ................................................ 21
Information ............................................ 21
Operating sy stem
see On-board computer
Outside mir rors ............................... 149, 15 0
Anti-dazzle mode (automatic) .............. 15 0
Au tomatic mir rorfo lding function ........ 15 2
Fo lding in/out .................................... .149
Operating the memory function ........... 11 3
Pa rking position .................................. .151
Setting ................................................. 14 9
Overhead control panel Overview ................................................ 12634
Index

Wa
rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning triangle
Re moving ............................................ 480
Setting up ............................................ 480
Wa rning/indicator lamp
!ABS warning lamp ...................... .593
JBrake sy stem warning lamp
(red) .................................................... 596
JBrake sy stem warning lamp
(yellow) ................................................ 596
?Coolant warning lamp ................ .602
#Electrical fault warning lamp ...... .601
; Engine diagnosis warning lamp .. .601
å ESP®
OFF warning lamp .............. 595
÷ESP ®
wa rning lamp flashes ........ .594
÷ ESP®
wa rning lamp lights up ...... .594
8 Fuelreser vewarning lamp .......... 601
!Re d indicator lamp, elect ric
parking brake applied .......................... 598
6Re stra int sy stem warning lamp .. .598 7Seat belt
warning lamp flashes .. .599
7Seat belt warning lamp lights
up ........................................................ 599
äSuspension warning lamp .......... .600
ïTr ailertow hit chwarning lamp .... 605
hTy repressure monitoring sys‐
te m wa rning lamp flashes .................. .604
hTy repressure monitoring sys‐
te m wa rning lamp lights up ................ .603
LWa rning lamp for dis tance
wa rning function ................................ .600
ÙWa rning lamp for electric po wer
st eering ............................................... 605
!Ye llow elect ric pa rking brake
indicator lamp is malfunctioning ........ .598
Wa rning/indicator lamps .......................592
Overview ............................................. 592
PA SSENGER AIR BAG ............................ 45
Wa rranty ....................................................29
Wa sher fluid
see Windsc reen washer fluid Wa
shing byhand (care) ........................... 471
Wa ter tank
see Air-water duct
We ather information ............................... 393
We b br owser
Calling up a web page .........................4 32
Calling up options ............................... 434
Calling up the settings .........................4 34
Deleting a bookma rk........................... 434
Del eting Internet his tory ...................... 434
Ending ................................................. 435
Managing bookmar ks.......................... 434
Overview ............................................. 433
We bsite
Calling up ............................................ 432
Wheel change
Fitting a new wheel .............................. 51 8
Lo we ring theve hicle ............................5 19
Preparation .......................................... 51 5
Ra ising theve hicle ...............................5 16
Re moving a wheel ................................ 51 8
Re moving/fitting hub caps .................. 51 5
Wheel change
see Emergency spa rewheel 648
Index