Page 457 of 498
Warning/indicator lamp
Possible causes/consequences and MSolutions
Otherwise:
#Lea vethev ehicle and keep asafed ista nce from thev ehicle until thee ngine has cooled down.
#Chec kthe coolant le vel.
#Mak esuret hat thea ir supply tother adiator is no tobstructed.
#Avoiding high loads on thee ngine, driv eontothe neares tqualified specialis tworks hop. In doing so, ensur ethat the
coolant temp eratur edispla yremain sbelo wt he reda rea.
Displa ymessages and warning/indicator lamps 455
Page 458 of 498
Tire s
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
h
Tire pressur emonitoring
sy stem warning lam plights
up The
yello wt irep ressur emonitoring sy stem warning lam p(pressur eloss/malfunction) is lit.
The tir epressur emonitoring sy stem has de tected tir epressur elossinatl east one of thet ires.&
WARNING Risk of an accident duetoi nsufficient tir epressure
Ti re pressures that ar etoo lo wpose thef ollowing hazards:
RThe tires ma yburst,e speciall yasthe load and vehicle speed increase.
RThe tires ma ywear excessively and/or une venly, whic hmaygreatl yimp air tir etraction.
RThe drivin gcharacteristics, as well as steering and braking, ma ybegreatl yimp aired.
Yo uc ouldthen lose control of thev ehicle.
#Obser vether ecommende dtirep ressure.
#Ad jus tthe tir epressur eifn ecessar y.
#Stop thev ehicle, paying attention toroad and traf ficc onditions.
#Chec kthe tir epressur eand thet ires.
456
Displa ymessages and warning/indicator lamps
Page 459 of 498
Warning/indicator lamp
Possible causes/consequences and MSolutions
h
Tire pressur emonitoring
sy stem warning lamp
fl ashes The
yello wt irep ressur emonitoring sy stem warning lam p(pressur eloss/malfunction) flashes fora pproxima tely one
minut eand then remains lit.
The tir epressure monitoring sy stem is malfunctioning.&
WARNING Thereisar isk of an accident if thet irep ressur emonitoring sy stem is malfunctioning
If th et irep ressur emonitoring sy stem is malfunctioning, it is no table toissue awarning if ther eisp ressur eloss in
one or mor eofthe tires.
Un derinflated tires ma y,fore xamp le, impair thed riving, steering and braking characteristics.
#Ha ve thet irep ressur emonitoring sy stem checkedataq ualified specialis tworks hop.
#Consult aqualified specialis tworks hop.
Displa ymessages and warning/indicator lamps 457
Page 460 of 498

1,2, 3. ..
12 Vs ocket
see Soc ket(12 V)
11 5Vs ocket
see Soc ket(11 5V )
360° Camera ........................................... 185
Assigning as afavo rite ......................... 188
Car e................................................... .329
Fu nctio n.............................................. 185
Selecting aview. .................................. 188
A
A/C function Activating/deactivating (control
panel ).................................................. 128
Ac tivating/deactivating (multimedia
sy stem) ................................................ 128
ABS (Anti-loc kBrake System) ................ 158
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .291
Setting ................................................. 290 Ac
oustic locking verification signal
Ac tivating/deactivating ......................... 58
Ac tiv eB lind Spo tAssis t.......................... 197
Ac tivating/deactivating .......................1 99
Brak eapplication ................................. 198
Fu nctio n.............................................. 197
Sy stem limitations .............................. .197
To wing atrailer .................................... 198
Ac tiv eB rake Assi st
Fu nction/no tes. .................................. 160
Setting ................................................. 164
Ac tiv eD ista nce Assis tDISTR ON IC ........ 166
Ac tiveE mergency Stop Assis t.............. 174
Ac tiveL aneC hangeA ssist ................... 173
Callin gupas peed............................... 169
Fu nctio n.............................................. 166
Increasing/decreasing speed ..............1 69
Re quirements ...................................... 169
St eering wheel buttons ........................ 169
St oring aspeed ......... ..........................
169
Sw
itching off/deacti vating .................. 169
Switching on/activating ...................... 169
Sy stem limitations .............................. .166
Ac tiv eE me rgency Stop Assist ................ 174 Ac
tiv eh ood( pedestrian pr otection) ...... 320
Me thod of operation ............................3 20
Re setting. ............................................ 320
Ac tiv eL aneC hang eAssis t
Fu nctio n............................................... 173
Ac tiv eL aneK eeping Assist ....................199
Fu nctio n.............................................. 199
Sensitivity (function/no tes) ................. 202
Settingt he sensitivity .......................... 202
Switching on/of f................................. 201
Sy stem limitations .............................. .199
Ac tiv eP arking Assist .............................. 188
Cross Traf ficA lert. ............................... 193
Driv eAwayA ssist ................................ 192
Exiting aparkin gspace ........................ 191
Fu nctio n.............................................. 188
Pa rking ................................................ 189
Sy stem limitations .............................. .188
Ac tiv eS peed Limit Assi st....................... 196
Setting ................................................. 196
Ac tiv eS teering Assist ............................ .172
Ac tivating/deactivating .......................1 73
Ac tiveE merg ency
Stop Assis t.............. 174
Ac ti
v eL aneC hangeA ssist ................... 173
458
Index
Page 461 of 498

Functio n............................................... 172
Sy stem limitations .............................. .172
Ad aptiv ecruise control
see ActiveD ista nce Assist DISTRONIC
Ad aptiv eHighbeam Assist
Fu nctio n............................................... 117
Switching on/of f.................................. 118
Ad ditive s.................................................. 390
Engine oil ............................................ 390
Fu el ..................................................... 390
Ad ditive s(engine oil)
see Additives
Ad ditive s(fuel)
see Fuel
Ad dres sbook
see Contacts
Ad justin gthe balance/ fader
Burmes ter
®high-end 3D sur round
sounds ystem. ..................................... 318
Burmes ter
®sur round sounds ystem. ...3 17 Ad
justin gthe bass, mid- rang ea nd
treble
Burmes ter
®high-end 3D sur round
sounds ystem ....................................... 317
Ad justin gthe mid- range, treble and
bass
Burmes ter
®high-end 3D sur round
sounds ystem ....................................... 317
Ad justin gthe sound focus
Burmes ter
®sur round sounds ystem. ...3 17
Ad justin gthe sound optimization
Burmes ter
®high-end 3D sur round
sounds ystem ...................................... 318
Ad justin gtreble, mid- rang ea nd bass
settings
Burmes ter
®high-end 3D sur round
sounds ystem ............ ........................... 317
ADS PL USdamp ing sy stem
see AI RBODYC ONTROL
Af ter-sales service center
see ASS YSTP LUS
Air bag ........................................................ 38
Ac tivation .............................................. 32 Bel
tairba g. ........................................... 36
Fr ont air bag (driver ,fro nt passenger) ... 38
Ins tallation locations ............................ .38
Knee airbag ........................................... 38
Overvie w............................................... 38
Pr otection ............................................. .39
Re duced pr otection .............................. .40
Sid eimpac tairba g. .............................. 38
Wi ndo wcurtain air bag .......................... 38
AIR BODY CONT ROL................................ .176
Setting ................................................. 178
Suspensio n.......................................... 176
Air conditioning sy stem
see Climat econtrol
Air distribution ........................................ .127
Air freshener sy stem
see Frag rance sy stem
Air pressure see Tire pressure
Air suspension see AIR BODY CONTROL
Air vents ................................................... 132
Ad justing (front) .................................. 132
Index 459
Page 462 of 498

Adjusting (rea rpassenger compa rt‐
ment) ...................................................1 33
Gl ove box. ............................................ 133
Air vents
see Air vents
Ai r-re circulation mode ............................ 130
Airflow ...................................................... 127
AIRP ANEL (Care) ...................................... 329
Alarm see Panic alarm
Alar msystem
see ATA( anti-thef talarm system)
Alternativ eroute
see Route
Amb ient lighting ...................................... 119
Android Auto ............................................ 284
Connecting amobilephone ................. 285
Ending ................................................. 285
No te .................................................... 284
Overvie w............................................. 284
Sound settings .................................... 285
Tr ans ferred vehicle dat a......................2 86Animals
Pets in thev ehicle ................................. 56
Anti-loc kbraking sy stem
see AB S(Anti-loc kBrake System)
Anti-skid chains
see Sno wchains
Anti-thef talarm system
see ATA( anti-thef talarm system)
Anti-thef tprotection
Immobilizer ............................................ 81
Anti-thef tprotection
see ATA( anti-thef talarm system)
Anticipator yoccupant pr otection
see PRE- SAFE
®(anticipator yoccu‐
pant pr otection)
see PRE-SAFE®PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay™ ....................................... 283
Connecting an iPhone
®....................... 283
Ending ................................................ .284
No tes. ................................................. 283
Overvie w............................................. 283
Sound settings .................................... 284 Tr
ans ferred vehicle dat a......................2 86
Ashtr ay
Fr ont center console ........................... 106
Re ar passenger compartment ............ .107
Assistance graphic
Menu (on-boa rdcompute r) .................. 208
Assistanc esystems
see Drivings afet ys yst em
ASS YSTP LUS............................................ 319
Displ aying thes ervice due dat e........... 319
Fu nction/no tes. ................................... 319
Non-operational times wit hthe bat‐
te ry disconnec ted. .............................. 32 0
Re gular maintenance work .................. 319
Special service requ irements .............. .319
ATA (anti-thef talarm system) .................. .81
Deactivating thea larm. ......................... 82
Fu nctio n................................................. 81
AT TENTION ASSIST ..........................193, 195
Fu nctio n.............................................. 193
Setting ................................................. 195
Sy stem limitations .............................. .193
460
Index
Page 463 of 498

Attention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivating media mod e........................ 298
Connecting USB devices ..................... 300
Co pyright ............................................. 297
Information .......................................... 296
Inserting/ removing an SD car d...........2 98
Medias earch....................................... 303
Overvie w............................................. 299
Pa use and playbac kfunction .............. .300
Selecting atrack ................................. 300
Selecting playba ckoptions .................. 300
Tr ac kl ist. ............................................ .300
Au thorized workshop
see Qualified specialis tworks hop
Au tomatic distanc econtrol
seeA ctiveDista nce Assist DISTRONIC
Au tomatic drivin glights .......................... 115
Au tomatic engine star t( EC Os tart/
sto pfunction) .......................................... 140
Au tomatic fron tpassen gerfront air
bag shu toff ........................................... 41,4 2
PA SSENGER AIR BAGi ndicator lam p..... 42 Au
tomatic front-passenger fron tair
bag deacti vatio ns ystem .......................... .41
Fu nctio noft he automatic front
passenger air bag shutof f......................4 1
Au tomatic lateral suppor tadjustment
Setting ................................................... 91
Au tomatic mir rorf olding function
Ac tivating
/deactivating .......................1
24
Au tomatic transmission
DIRECT SELECTl ever........................... 143
Driv eprogram displa y.......................... 142
Driv eprogram s.................................... 142
DY NA MIC SELECT switc h.................... 142
Engaging driv eposit ion. ...................... 145
Engaging reve rseg ear ........................ .144
Kickdown ............................................. 146
Manual gearshiftin g............................. 145
Selecting par kposition ........................ 144
Shifting toneutral ................................ 144
St eering wheel paddle shif ters ............ 145
Tr ansmission position displa y............. .143
Tr ansmission positions. .......................143
B
BA S(Brak eAssis tSystem) .................... .159
Battery SmartK ey............................................... 59
Batter y(vehicle)
Charging .............................................. 342
Ju mp -star ting ...................................... 342
No tes. ................................................. 340
Belt see Seat belts
Belt air bag Activation .............................................. 32
Fu nction/no tes. ....................................3 6
Blind Spo tAssis t..................................... 197
Ac tivating/deactivating .......................1 99
Fu nctio n.............................................. 197
Sy stem limitations .............................. .197
Blo wer
see Climate control
Blue tooth
®
Ac tivating/deactivating .......................2 39
Setting up an Interne tconnection ....... 290
Settings ............................................... 239
Index 461
Page 464 of 498

Switching profile(DUN/PAN) .............. 291
Blue tooth
®audio
Ac tivating ............................................ 308
De-authorizing (de-regis tering) the
device .................................................. 308
Information .......................................... 305
Overvie w............................................. 30 6
Searchi ngforat rack ........................... 308
Sear ching fora nd au thorizing the
device .................................................. 307
Selecting amusic pla yer. .................... 308
Switching device via NFC .................... 308
Brak eAssis tSystem
see BAS(Brak eAssist System)
Brak efluid
No tes. .................................................. 391
Brak eforce distribution
EB D( Elect ronic Brak eforce Distribu‐
tion) ..................................................... 159
Brakes ABS (Anti-loc kBraking Sy stem) ........... 158
Ac tiveB rake Assi st.............................. 160
BA S(Brak eAssist System) .................. 159
Driving tip s.......................................... 138 EBD (Electroni
cBrake forc eD istribu‐
tion )..................................................... 159
HOLD functio n.....................................1 75
Limited braking ef fect (salt-tr eate
d
ro ads) .
................................................. 138
New/replaced brak epads/brake
discs .................................................... 137
No tesonb reaking-in anew ve hicle ..... 137
Brakin gassistance
see BAS(Brak eAssist System)
Breakdown Changing awheel ................................ 378
Overvie wofthe help functions. .............16
Ro adside Assis tance .............................. 21
To w- startin g....................................... .350
To wing away ........................................ 346
Tr ansportin gthe vehicle ......................3 48
Breakdown see Flat tire
Burmes ter
®high-end 3D sur round
sounds ystem
Ad justing theb alance/fader ............... .318
Ad justing thes ound optimization ......... 318 Ad
justing treble ,mid-rang eand bass
setting s................................................ 317
Au tomatic volume adjustment ............ .318
Callingupt he sound menu .................. 317
Information .......................................... 317
Setting thes ound profile ..................... 318
Burmes ter
®sur round soun dsystem .....3 16
Ad justing theb alance/fader ............... .317
Ad justing thes ound focus ................... 317
Ad justing treble ,mid-rang eand bass
setting s................................................ 317
Au tomatic volume adjustment ............ .3
17
C
allin gupt he sound menu .................. 316
Information ..........................................3 16
Switching thes urround soundo n/off
.............. .............................................. .317
Buttons Steering wheel .................................... 204
C
California Impor tantinformatio nfor private
cus tomer sand lessees ..........................2 2
462
Index