Display messages
Possible causes/consequences and M
MSolutions
Air conditioning Malfunc-
tion See Owner's Manual *O
peration of the climate control sy stem is temp orarily restricted. Air flow and fresh air supply are set toautomatic
mode. #
Have the climate control sy stem checked at a qualified specialist workshop.
_ Before starting the engine,
turn the steering wheel. *
Ve hicles with manual transmission: the electric steering lock was unable tounlo ckthesteering. #
Switch the ignition off. #
Tounlo ckthesteering, mo vethesteering wheel slightly tothe left and right. #
Switch the ignition back on.
Ð Steering malfunction See
Owner's Manual *
Ve hicles with manual transmission: the electric steering lock is malfunctioning. The steering may be loc kedby
th e electric steering loc k. &
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances. #
Consult a qualified specialist workshop. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 493
Display messages
Possible causes/consequences and M
MSolutions
? *T
he engine 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. #
Pull over and stop theve hicle safely as soon as possible. #
Close the engine bonn et.
C *A
t least one door is open. #
Close all doors. Displ
aymessa ges and warning/indicator lamps 497
Display messages
Possible causes/consequences and M
MSolutions
A *T
hetailgate is open. &
WARNING Risk ofexhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if theta ilgate is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening theta ilgate. #
Never drive with theta ilgate open. #
Close theta ilgate.
_ Example:Rear left seat
backrest not locked *T
he cor responding seat backrest of there ar ben chseat is not engaged. #
Foldthe cor responding seat backrest back until it engages.
¥
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 . 498
Display messages and warning/indicator lamps
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
J Brake sy stem warning lamp The
red brake sy stem warning lamp is lit while the engine is running.
Po ssible causes:
R The brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
R The reis insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Thereis a risk of an accident if brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, the wheels may lock when braking. Braking characteristics may be
impaired. The braking dis tance may increase in an eme rgency braking situation. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances. #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances. #
Consult a qualified specialist workshop.
Do not top up the brake fluid. 504
Display messages and warning/indicator lamps
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Obser vethe messages in the multifunction displa y. #
Consult a qualified specialist workshop.
! ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
ABS is malfunctioning.
If th ere is an additional acoustic warning signal, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be faulty. &
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired. The braking dis tance may increase in
an emergency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages in the multifunction displa y. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 505
1,
2, 3 ...
12 V so cket
see Soc ket (12 V)
230 V so cket ............................................ 127
360° Camera .......................................... .224
Assigning as a favo urite ...................... .227
Care .................................................... 383
Fu nction .............................................. 224
Selecting a view .................................. 226 A
A/C function Activating/deactivating (control
panel) ................................................... 151
Ac tivating/deactivating (multimedia
sy stem) ................................................ 151
ABS (Anti-lock Braking Sy stem) ............ .189
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .342
Setting ................................................. 340 Ac
oustic locking verification signal
Swit ching on/off .................................. .65
Ac tive Blind Spot Assi st.......................... 24 2
Ac tivating/deactivating ...................... .244
Brake application ................................. 24 2
Fu nction/no tes ................................... 24 2
Sy stem limits ....................................... 24 2
Tr ailer operation .................................. 24 2
Ac tive bonn et(pedestrian pr otection) ..373
Operation ............................................ 373
Re setting ............................................. 373
Ac tive Brake Assi st................................. 194
Fu nction/no tes .................................... 194
Setting ................................................. 19 8
Ac tive Eme rgency Stop Assist ................ 210
Ac tive Lane Change Assi st..................... 210
Ac tive Lane Keeping Assist .................... 24 4
Ac tivating/deactivating ...................... .246
Fu nction .............................................. 24 4
Sensitivity (function/no tes) ................. 247
Setting the sensitivity .......................... 247
Sy stem limits ....................................... 24 4
Tr ailer operation .................................. 24 4Ac
tive light function ................................ 13 4
Ad aptive brake lights ..............................19 9
Ad aptive cruise control
see Dis tance Pilot DISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist Plus
Ac tivating/deactivating ...................... .137
Fu nction .............................................. 13 6
Ad Blue ®
.................................................... 437
Ad ditives .............................................4 37
Filling capacity .................................... 438
Low outside temp eratures ...................4 37
No tes ................................................... 178
Purity ................................................... 437
Ad ditional door lo ck.................................. 68
Ad diti ves.................................................. 438
Ad Blue ®
............................................... 437
Engine oil ............................................ 438
Fu el ..................................................... 435
Ad diti ves (engine oil)
see Additives 518
Index
Ad
diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justing the balance/ fader
Burmes ter®
sur round sound sy stem ....3 71
Ad justing the headlamp range ............... 13 2
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ....3 71
ADS PLUS da mping sy stem
see AIR BODY CONTROL
Ad versewe ather light ............................ .136
Af ter-sales service centre
see ASS YST PLUS
AIR BODY CONT ROL................................ .214
Setting ................................................. 216
Suspension .......................................... 214
Air conditioning sy stem
see Climate control
Air distribution ........................................ 14 9
Air freshener sy stem
see Frag rance sy stem Air suspension
see AIR BODY CONTROL
Air vents ................................................... 15 9
Ad justing (front) .................................. 15 9
Ad justing (rear) .................................... 15 9
Glo vebox .............................................1 59
Air vents
see Air vents
Ai r-re circulation mode ............................ 15 2
Airbag Activation .............................................. 31
Fr ont airbag ...........................................36
Ins tallation locations ............................ .36
Knee airbag ........................................... 36
Overview ............................................... 36
Pr otection ..............................................37
Re duced pr otection ...............................38
Side impact airbag ................................ 36
Wi ndow airbag ....................................... 36
Airbags see Occupant sa fety
Ai rflow ...................................................... 14 9
AIRPANEL (Care) ...................................... 383 Alarm
see Panic alarm
Alarm sy stem
see Anti- theft pr otection
Alternative route
see Route
Ambient lighting ...................................... 13 8
Android Auto ............................................ 338
Connecting a mobile phone ................. 338
Ending ................................................. 338
Overview ............................................. 338
To ne settings ....................................... 338
Android Auto™
Tr ans ferred vehicle data ......................3 39
Animals Pets in theve hicle ................................. 63
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-theft alarm sy stem
Anti- theft pr otection .............................. 88
Anti-theft pr otection ................................ .88
Ad ditional door lock .............................. 68
ATA (anti-theft alarm sy stem) ................88 Index
519
Senso
rs............................................... 383
Ta ilpipes .............................................. 383
Tr ailer hit ch......................................... 383
Wa shing byhand ................................. 381
Wheels/rims ....................................... 383
Wi ndo ws .............................................. 383
Wi per blades .......................................3 83
Carpet (Care) .......................................... .385
Changing bulbs ........................................ 13 9
Dipped beam ....................................... 14 0
Fitting/removing co ver (front wheel
ar ch ) .................................................... 14 0
Main beam .......................................... 14 0
No tes ................................................... 13 9
Overview ............................................. 13 9
Tu rn signal light (front) ........................ 14 0
Changing hub caps .................................422
Channel tracking Setting ................................................. 362
Charging Battery (vehicle) .................................. 398
Child saf ety lock
Re ar door .............................................. .61
Re ar side wind ows................................. 63 Child seat
................................................... 45
At tach ing (no tes) ................................... 52
Fo lding bench seat suitable .................. .58
Fr ont passenger seat (no tes) ................. 50
Fr ont passenger seat (rear ward-
fa cing/for ward-facing) ........................... 51
Fr ont passenger seat (without airbag
shutoff) .................................................. 51
ISOFIX/i-Size (fitting) ............................ 48
ISOFIX/i-Size (no tes) ............................. 47
No tes ..................................................... 45
Re commended child restra int sys‐
te ms ...................................................... 59
Seats suita blefor belt-secu redch ild
re stra int sy stems ................................... 53
Seats suitable for i‑Size child
re stra int sy stems ................................... 57
Seats suitable for ISOFIX child
re stra int sy stems ................................... 55
To pTe ther ..............................................49
Child ren
Re stra int sy stems ..................................45
Chock Storage location ..................................4 21Chock
see Wheel chock
Cigar ette lighter ...................................... 12 6
City lighting ............................................ .136
Cleaning see Care
Climate control ........................................ 14 9
Ac tivating/deactivating the A/C
function (cont rol panel) ........................ 151
Ac tivating/deactivating the A/C
function (multimedia sy stem) ............... 151
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 15 2
Ac tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 15 2
Ad justing the air vents ........................ .159
Air distribution settings ........................ 151
Air-reci rculation mode ........................ .152
Au tomatic control ................................ 151
Climate style function .......................... 151
Demi sting the windo ws....................... 15 2
Demi sting the windscreen ...................1 49
Glove box air vent ................................ 15 9 Index
523