Page 441 of 482
Warning/indicator lamp
Possible causes/consequences and MSolutions
Otherwise:
#Lea vetheve hicle and keep a safe dis tance from theve hicle until the engine has cooled down.
#Check the coolant le vel .
#Make sure that the air supply tothera diator is not obstructed.
#Av oiding high loads on the engine, drive on tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 248 °F (120 °C).
Display message s andwarning/indicator lamps 439
Page 442 of 482

Tire s
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
h
Tire pressure monitoring
sy stem warning lamp lights
up The
yellow tire pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
The tire pressure monitoring sy stem has de tected tire pressure loss in at least one of the tires.&
WARNING Risk of an accident due toinsuf ficient tire pressure
Ti re pressures that are too low pose thefo llowing hazards:
RThe tires may bur st, especially as the load and vehicle speed increase.
RThe tires may wearexc essively and/or une venly, which may greatly impair tire traction.
RThe driving characteristics, as well as steering and braking, may be greatly impaired.
Yo u could then lose control of theve hicle.
#Obser vethere commended tire pressure.
#Ad just the tire pressure if necessar y.
#Stop theve hicle, paying attention toroad and traf fic conditions.
#Check the tire pressure and the tires.
44 0
Displ aymessage s andwarning/indicator lamps
Page 443 of 482
Warning/indicator lamp
Possible causes/consequences and MSolutions
h
Tire pressure monitoring
sy stem warning lamp
fl ashes The
yellow tire pressure monitoring sy stem warning lamp (pressure loss/malfunction) flashes for app roxima tely one
minute and then remains lit.
The tire pressure monitoring system is malfunctioning.&
WARNING Thereis arisk of an accident if the tire pressure monitoring sy stem is malfunctioning
If th e tire pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure loss in
one or more of the tires.
Un derinflated tires ma y,forex ample, impair the driving, steering and braking characteristics.
#Ha ve the tire pressure monitoring sy stem checked at a qualified specialist workshop.
#Consult a qualified specialist workshop.
Display messages and warning/indicator lamps 44
1
Page 444 of 482

1,2, 3 ...
12 V sock et
see Soc ket (12 V)
360° Camera ............................................ 181
Assigning as a favo rite ......................... 184
Care .................................................... .313
Fu nction ............................................... 181
Selecting a view ................................... 184
A
A/C function Activating/deactivating (control
panel) .................................................. 124
ABS (Anti-lock Braking Sy stem) ............ .151
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .276
Setting ................................................. 275
Ac oustic locking verification signal
Swit ching on/off .................................. .56
Ac tive Blind Spot Assi st.......................... 193
Ac tivating/deactivating .......................1 95Brake application .................................
194
Fu nction/no tes ................................... 193
Sy stem limits ....................................... 193
To wing a trailer .................................... 194
Ac tive Brake Assi st................................. 155
Fu nction/no tes ................................... 155
Setting ................................................. 159
Ac tive Eme rgency Stop Assist ...............169
Ac tive hood (pedestrian pr otection) ...... 304
Me thod of operation ............................3 04
Re setting ............................................. 304
Ac tive Lane Change Assi st..................... 169
Ac tive Lane Keeping Assist .................... 195
Fu nction .............................................. 195
Sensitivity (function/no tes) ................. 198
Setting the sensitivity ... .....
..................
198
Switching on/off ................................. 197
Sy stem limits ....................................... 195
To wing a trailer .................................... 195
Ad aptive cruise control
see Dis tance Pilot DISTRONIC
Ad aptive Highbeam Assist
Fu nction ............................................... 114 Switching on/off ..................................
115
Ad ditive s.................................................. 374
Engine oil ............................................. 374
Fu el ...................................................... 374
Ad ditive s (engine oil)
see Additives
Ad ditive s (fuel)
see Fuel
Ad dress book
see Contacts
Ad justing the balance/ fader
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 302
Burmes ter
®sur round sound sy stem ... .301
Ad justing the sound focus
Burmes ter
®sur round sound sy stem ... .301
Ad justing the sound optimization
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 302
Ad justing treble, mid and bass
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 302
44 2
Index
Page 445 of 482

ADS PLUSdamp ing sy stem
see AIR BODY CONTROL
Af ter-sales service center
see ASS YST PLUS
Air bag Activation .............................................. 31
Belt air bag ............................................ 35
Fr ont air bag .......................................... 37
Knee air bag .......................................... 37
Side air bag ........................................... 37
Wi ndow air bag ...................................... 37
Air bags Installation locations ............................ .37
Overview ............................................... 37
Air bags see Occupant saf ety
AIR BODY CONT ROL................................ 172
Setting ................................................. 174
Suspension .......................................... 172
Air conditioning sy stem
see Climate control
Air distribution ........................................ .124 Air freshener sy
stem
see Fragrance sy stem
Air suspension see AIR BODY CONTROL
Air vents ................................................... 127
Ad justing (front) ................................... 127
Ad justing (rear passenger compa rt‐
ment) ...................................................1 28
Gl ove box ............................................ .128
Air vents
see Air vents
Ai r-re circulation mode ............................ 125
Airbag Protection ............................................. .38
Re duc
ed pr otection .............................. .39
Airflow ...................................................... 124
AIRP ANEL (Care) ...................................... 313
Alarm see Panic alarm
Alarm sy stem
see Pr otection against theft Alternative
route
see Route
Ambient lighting ...................................... 117
Android Auto ............................................ 270
Connecting a mobile phone ................ .270
Ending ................................................. 271
Overview ............................................. 270
Sound settings ..................................... 271
Android Auto™
Tr ans ferred vehicle data ......................2 71
Animals Pets in theve hicle ................................. 54
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-theft alarm sy stem
Pr otection against theft ........................ .79
Anti-theft pr otection
Deactivating the alarm (A TA) ................ .80
Immobilizer ............................................ 79
Anticipatory occupant pr otection .....4 4, 45
Ap ple CarPlay™ ....................................... 269
Connecting an iPhone
®....................... 269
Ending ................................................. 270
Index 44
3
Page 446 of 482

Overview ............................................. 269
Sound settings .................................... 269
Trans ferred vehicle data ......................2 71
Asht ray
Fr ont center console ........................... 106
Re ar passenger compartment ............ .106
Assistance graphic
Menu (on-board computer) .................. 203
Assistance sy stems
see Driving saf etysy stem
ASS YST PLUS ........................................... 303
Battery disconnection pe riods .............3 04
Display ingthe service due date ........... 303
Fu nction/no tes ................................... 303
Re gular service work ........................... 303
Special service requirements .............. 303
ATA (Anti-Theft Alarm sy stem)
Deactivating the alarm .......................... 80
Fu nction ................................................ 79
ATA (anti-theft alarm system)
see Pr otection against theft
AT TENTION ASSIST ..........................189, 191
Ac tivating/deactivating .......................1 91Fu
nction .............................................. 189
Sy stem limitations .............................. .189
At tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivating media mode ........................ 283
Connecting USB devices ..................... 285
Co pyright ............................................. 283
Information .......................................... 281
Inserting/ removing an SD card ...........2 83
Media sea rc
h ....................................... 288
Overview ............................................. 284
Pa use an
d playback function .............. .285
Selecting a track ................................. 285
Selecting playba ckoptions .................. 285
Tr ack list .............................................. 285
Au thorized workshop
see Qualified specialist workshop
Au tomatic car wash (care) ......................3 10
Au tomatic distance control
see Dis tance Pilot DISTRONIC
Au tomatic driving lights ..........................113 Au
tomatic engine start (ECO start/
sto p function) .......................................... 134
Au tomatic engine stop (ECO start/
sto p function) .......................................... 134
Au tomatic front passen ger air bag
shu toff
see Front passenger air bag shutoff
Au tomatic mir rorfo lding function
Ac tivating/deactivating .......................1 22
Au tomatic transmission
DIRECT SELECT le ver ........................... 137
Drive program display .......................... 136
Drive programs .................................... 136
DY NA MIC SELECT switch .................... 136
Engaging drive position ....................... 139
Engaging reve rsege ar ........................ .138
Kickdown ............................................. 140
Manual gear shifting ................ ...
.........
139
Selecting pa rkposition ........................ 139
Shifting toneutral ................................ 138
St eering wheel gearshift paddles ........ .139
Tr ansmission position display .............. 137
Tr ansmission positions ........................ 137
444
Index
Page 447 of 482

Automatic transmission
see Selector le ver
B
BA S (Brake Assist Sy stem) .................... .151
Battery Key........................................................ 57
Battery (vehicle) Charging .............................................. 326
Jump -star ting ...................................... 326
No tes ................................................... 324
Battery (vehicle) see Vehicle battery
Belt .............................................................3 3
Belt air bag Activation .............................................. 31
Fu nction/no tes .....................................3 5
Blind Spot Assist ..................................... 193
Ac tivating/deactivating .......................1 95
Fu nction/no tes ................................... 193
Sy stem limits ....................................... 193
Blind Spot Assist see Active Blind Spot Assi st Blo
wer
see Climate control
Blue tooth®
Ac tivating/deactivating .......................2 33
Setting up an Internet connection ....... 275
Settings ............................................... 232
Switching profile (DUN/PAN) .............. 276
Blue tooth
®Au dio
Ac tivating ............................................ 293
De-authorizing (de-regis tering) the
device .................................................. 293
Information .......................................... 290
Overview ............................ .....
............. 291
Sear ching for and au thorizing the
device .................................................. 292
Switching device via NFC .................... 293
Brake Assist Sy stem
see BAS (Brake Assist System)
Brake fluid
No tes ................................................... 375
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 155 Brakes
ABS (Anti-lock Braking Sy stem) ........... 151
BA S (Brake Assist System) .................. .151
Driving tips .......................................... 132
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 155
HOLD function .....................................1 71
Limited braking ef fect (salt-treate d
ro ads) .................................................. 132
New/replaced brake linings/brake
discs .................................................... 132
No tes on breaking-in a new vehicle ..... 132
Brakes see Active Brake Assi st
Braking assistance see BAS (Brake Assist System)
Breakdown ............................................... 318
Changing a wheel ................ ...
............. 362
Overview of the help functions .............. 16
Ro adside Assis tance .............................. 21
To w starting ........................................ 334
To wing away ........................................ 330
Tr ansporting theve hicle ......................3 32
Index44
5
Page 448 of 482

Burmester®high-end 3D sur round
sound sy stem
Ad justing the balance/fader ............... 302
Ad justing the sound optimization ........ 302
Ad justing treble, mid and bass ............ 302
Calls up the sound menu ..................... 301
Information .......................................... 301
Setting the sound profile ..................... 302
Burmes ter
®sur round sound sy stem .....3 00
Ad justing the balance/fader ............... .301
Ad justing the sound focus ................... 301
Calls up the sound menu ..................... 301
Information .......................................... 300
Setting treble, mid-range and bass ...... 301
Switching the sur round sound on/off
............................................................ .301
Buttons Steering wheel .................................... 200
C
California Impor tant information for private
cus tomers and lessees ..........................2 2Call list
Making a call ...................................... .267
Options in the call list .......................... 267
Overview ............................................. 267
Calls ......................................................... .263
Ac cepting ............................................ 263
Ac tivating functions du ring a call ........ 264
Calls wi thseveral participants ............ .264
Declining ............................................. 263
Ending a call ........................................2 63
Incoming call during an existing call .... 264
Making ................................................ 263
Calls up the sound menu
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 301
Burmes ter
®sur round sound sy stem ... .301
Camera see 360° Camera
see Rear view camera
Car wash
see Care
Care ........................................................... 315
AIRPA NEL ............................................ 313
Car wash ..............................................3 10Carpet ..................................................
315
Displ ay................................................. 315
EAS Y-PA CK tr unkbo
x .
......................... .315
Exterior lighting .................................... 313
Genuine wood/trim elements .............. 315
Matte finish .......................................... 312
Pa int wo rk ............................................. 312
Plastic trim .......................................... 315
Po we rwa sher ....................................... 311
Re ar view camera/360° Camera ........ .313
Ro of lining ............................................ 315
Seat belts ............................................ 315
Seat co ver ............................................ 315
Sensors ................................................ 313
Ta ilpipes .............................................. .313
Wa shing byhand ..................................3 11
Wheels/rims ........................................3 13
Wi ndo ws .............................................. 313
Wi per blades ........................................ 313
Carpet (Care) ............................................ 315
Change of address .................................... .21
Change of ownership ................................ 21
Changing a wheel Lowe ring theve hicle ........................... 366
44 6
Index