MERCEDES-BENZ S-CLASS CABRIOLET 2018 Owner's Manual

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 there d area.
Display messages and warning/indicator lamps 459

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.
460
Display messages and warning/indicator lamps

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 461

1,2, 3 ...
12 V battery ............................................. 353
Re placing ............................................ 353
12 V sock et
see Soc ket (12 V)
360° Camera ........................................... 187
Assigning as a favo rite ......................... 190
Care .................................................... 338
Fu nction .............................................. 187
Selecting a view ................................... 190
A
A/C function Activating/deactivating (multimedia
sy stem) ................................................ 121
Switching on/off (control panel) .......... 121
ABS (Anti-lock Brake Sy stem) ................ .151
Ac celeration
see Kickdown
Ac cess data
Editing ................................................ .299
Setting ................................................. 298 Ac
oustic locking verification signal
Ac tivating/deactivating ......................... 58
Ac tive Blind Spot Assi st......................... 202
Ac tivating/deactivating .......................2 04
Brake application ................................. 203
Fu nction .............................................. 202
Sy stem limitations .............................. .202
Ac tive Brake Assi st
Fu nction/no tes ................................... 155
Setting ................................................. 159
Ac tive Di stance Assist DI STRONIC........ 162
Ac tive Emergency Stop Assist .............. 171
Ac tive Lane Change Assi st.................. 169
Callin g up a speed .............................. .163
Display s inthe Instrument Display ...... .171
Fu nction .............................................. 162
Increasing/decreasing speed ..............1 63
Re quirements ...................................... 163
Ro ute-based speed adap tation ............1 66
St eering wheel buttons ........................ 163
St oring a speed ... ................................
163
Sw

itching off/deacti vating .................. 163
Switching on/activating ...................... 163
Sy stem limitations .............................. .162 Ac
tive Eme rgency Stop Assist ................ 171
Ac tive hood (pedestrian pr otection) ...... 328
Me thod of operation ............................3 28
Re setting ............................................. 328
Ac tive Lane Change Assi st
Ac tivating/deactivating .......................1 71
Fu nction .............................................. 169
Ac tive Lane Keeping Assist .................... 205
Fu nction .............................................. 205
Sensitivity (function/no tes) ................. 207
Setting the sensitivity .......................... 207
Switching on/off ................................. 206
Sy stem limitations .............................. .205
Ac tive Parking Assist .............................. 190
Cr oss Traf fic Alert ................................ 195
Drive AwayAssist ................................ 194
Exiting a pa rking space ........................ 193
Fu nction .............................................. 190
Pa rking ................................................ 192
Sy stem limitations .............................. .190
Ac tive Speed Limit Assi st............... 165, 199
Displ ay................................................. 165
Fu nction .............................................. 165
Setti
ng ................................................. 199
462
Index

Active Steering Assist ............................ .167
Ac tivating/deactivating .......................1 69
Ac tive Emergency Stop Assist .............. 171
Ac tive Lane Change Assi st.................. 169
Displ ays in the Instrument Display ...... .171
Fu nction ............................................... 167
Sy stem limitations .............................. .167
Ad aptive cruise control
see Active Dis tance Assist DISTRONIC
Ad aptive Highbeam Assist
Fu nction ............................................... 111
Switching on/off .................................. 112
Ad ditive s.................................................. 398
Engine oil ............................................ 398
Fu el ..................................................... 398
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 ...................................... 326
Burmes ter
®sur round sound sy stem ... 325
Ad justing the bass, mid- range and
treble
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 325
Ad justing the mid- range, treble and
bass
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 325
Ad justing the sound focus
Burmes ter
®sur round sound sy stem ... 325
Ad justing the sound optimization
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 326
Ad justing treble, mid- range and bass
settings
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 325
ADS PLUS damping sy stem
see AIR BODY CONTROL Af
ter-sales service center
see ASS YST PLUS
Air bag ........................................................ 40
Fr ont air bag (driver, front passenger) ... 40
Ins tallation locations ............................ .40
Knee air bag .......................................... 40
Overview ............................................... 40
Pr otection ............................................. .41
Re duced pr otection .............................. .42
Side impact air bag ............................... 40
Wi ndow cur tain air bag .......................... 40
AIR BODY CONT ROL................................ .174
Setting ................................................. 176
Suspension .......................................... 174
Air distribution Setting (multimedia sy stem) ............... .122
Air freshener sy stem
see Frag rance sy stem
Air pressure see Tire pressure
Air suspension see AIR BODY CONTROL
Index 463

Airvents ................................................... 125
Ad justing (front) .................................. 125
Ad justing (rear) .................................... 126
Glo vebox .............................................1 26
Air vents
see Air vents
Ai r-re circulation mode ............................ 123
Airb ag
Ac tivation .............................................. 34
PA SSENGER AIR BAG indicator lamp .... .45
Alarm see Panic alarm
Alarm sy stem
see ATA (anti-theft alarm sy stem)
Alternative route
see Route
Amb ient lighting ...................................... 113
Android Auto ............................................ 292
Connecting a mobile phone ................. 293
Ending ................................................. 293
No te .................................................... 292
Overview ............................................. 292
Sound settings .................................... 293 Tr
ans ferred vehicle data ......................2 94
Animals Pets in theve hicle ................................. 56
Anti-lock braking sy stem
see ABS (Anti-lock Brake Sy stem)
Anti-skid chains
see Snow chains
Anti-theft ala rmsystem
see ATA (anti-theft alarm sy stem)
Anti-theft pr otection
Immobilizer ............................................ 79
Anti- theft pr otection
see ATA (anti-theft alarm sy stem)
Anticipatory occupant pr otection
see PRE- SAFE
®(anticipatory occu‐
pant pr otection)
see PRE-SAFE
®PLUS (anticipatory
occupan
t pr otection plus)
Apple CarPlay™ ....................................... 290
Connecting an iPhone
®....................... 291
Ending ................................................ .292
No tes ................................................... 291
Overview ............................................. 290 Sound settings .................................... 292
Tr
ans ferred vehicle data ......................2 94
Asht ray
Fr ont center console ............................1 01
Assistance graphic
Menu (on-boa rdcompute r) .................. 212
Assistance sy stems
see Driving saf etysy stem
ASS YST PLUS ........................................... 327
Displaying the service due date ........... 327
Fu nction/no tes ................................... 327
Non-operational times with the bat‐
te ry disconnec ted ...............................3 28
Re gular maintenance work .................. 327
Special service requ irements .............. 327
ATA (anti-theft alarm system) .................. 79
Deactivating the alarm .......................... 80
Fu nction ................................................ 79
AT TENTION ASSIST ..........................195, 197
Fu nction .............................................. 195
Setting ................................................. 197
Sy stem limitations .............................. .195
464
Index

Attention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivating media mode ........................ 305
Connecting USB devices ..................... 308
Co pyright ............................................. 305
Information .......................................... 304
Inserting/ removing an SD card ...........3 05
Media searc h ....................................... 311
Overview ............................................. 307
Pa use and playback function .............. .308
Selecting a track ................................. 308
Selecting playba ckoptions .................. 308
Tr ack list .............................................. 308
Au thorized workshop
see Qualified specialist workshop
Au tomatic activation
Ac tivating/deactivating .......................2 01
Au tomatic distance control
see Active Dis tance Assist DISTRONIC
Au tomatic driving lights .........................109
Au tomatic engine start (ECO start/
sto p function) .......................................... 134 Au
tomatic front passen ger airbag
shu toff ........................................................ 43
Fu nction of the automatic front
passenger airbag shutoff ....................... 43
Au tomatic front passen ger front air
bag shu toff ................................................ 43
Au tomatic front passen ger front air‐
bag shu toff ................................................ 45
PA SSENGER AIR BAG indicator lamp .... .45
Au tomatic lateral supp ort adjustme

nt
Setting ................................................... 86
Au tomatic mir rorfo lding function
Ac tivating/deactivating ........................ 119
Au tomatic transmission
DIRECT SELECT le ver ........................... 137
Drive program display .......................... 136
Drive programs .................................... 136
DY NA MIC SELECT switch .................... 136
Engaging drive position ....................... 138
Engaging reve rsege ar ........................ .138
Kickdown ............................................. 140
Manual gearshifting ............................ .139
Selecting park position ........................ 138
Shifting toneutral ................................ 138 St
eering wheel paddle shif ters ............ 139
Tr ansmission position display .............. 137
Tr ansmission positions ........................ 137
B
BA S (Brake Assist Sy stem) .................... .151
Battery SmartK ey............................................... 59
Battery (vehicle) Charging .............................................. 350
Jump -star ting ...................................... 350
No tes .................................................. 348
Belt see Seat belts
Blind Spot Assist .....................................2 02
Ac tivating/deactivating .......................2 04
Fu nction .............................................. 202
Sy stem limitations .............................. .202
Blue tooth
®
Ac tivating/deactivating .......................2 44
Setting up an Internet connection ....... 298
Settings ............................................... 244
Switching profile (DUN/PAN) .............. 299
Index 465

Bluetooth®audio
Ac tivating .............................................3 16
De-authorizing (de-regis tering) the
device .................................................. 316
Information .......................................... 313
Overview ..............................................3 14
Searc hingfor a track ........................... 316
Searc hingfor and au thorizing the
device .................................................. 315
Selecting a music pl ayer ..................... .316
Switching device via NFC ..................... 316
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
No tes .................................................. 399
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 155
Brakes ABS (Anti-lock Braking Sy stem) ........... 151
Ac tive Brake Assi st.............................. 155
BA S (Brake Assist System) .................. .151
Driving tips .......................................... 132 EBD (Electronic Brake
forc e Distribu‐
tion) ..................................................... 155
HOLD function .....................................1 73
Limited braking ef fect (salt-treate d
ro ads) ...................... ...
.........................
132
New/replaced brake linings/brake
discs .................................................... 131
No tes on breaking-in a new vehicle ..... 131
Braking assistance see BAS (Brake Assist System)
Breakdown Assis tance overview .............................. 18
Changing a wheel ................................ 386
Ro adside Assis tance ............................. 23
To w- starting ........................................ 358
To wing away ........................................ 354
Tr ansporting theve hicle ......................3 56
Breakdown see Flat tire
Burmes ter
®high-end 3D sur round
sound sy stem
Ad justing the balance/fader ............... 326
Ad justing the sound optimization ........ 326 Ad
justing treble, mid-range and bass
settings ............................................... 325
Au tomatic volume adjustment ............ .326
Calling up the sound menu .................. 325
Information .......................................... 325
Setting the sound profile ..................... 326
Burmes ter
®sur round sound sy stem .....3 24
Ad justing the balance/fader ............... 325
Ad justing the sound focus ................... 325
Ad justing treble, mid-range and bass
settings ............................................... 325
Au tomatic volume adjustment ............ .3
25
C

alling up the sound menu .................. 324
Information .......................................... 324
Switching the sur round sound on/off
............................................................ .325
Buttons Steering wheel .................................... 209
C
California Impor tant information for private
cus tomers and lessees ..........................2 4
466
Index

Call listMaking a call ...................................... .288
Options in the call list .......................... 288
Overview ............................................. 288
Calling up the sound menu
Burmes ter
®high-end 3D sur round
sound sy stem ...................................... 325
Burmes ter
®sur round sound sy stem ... .324
Calls .......................................................... 284
Ac cepting ............................................ 284
Ac tivating functions du ring a call ........ 285
Calls wi thseveral participants ............ .285
Declining ............................................. 284
Ending a call ........................................ 284
Incoming call during an existing call .... 285
Making ................................................ 284
Camera see 360° Camera
see Rear view camera
Car key
see SmartK ey
Car wash
see Care
Car wash (care) ....................................... 334 Care
..........................................................3 39
Car wash ............................................. 334
Carpet .................................................3 39
Display ................................................ 339
Exhau stpipes ...................................... 338
Ex terior lighting ... ................................ 338
Headliner ............................................. 339
Mat

t finish ........................................... 336
Night View Assist ................................ 337
Pa int wo rk ............................................ 336
Plastic trim .......................................... 339
Po we rwa sher ...................................... 335
Re alwo od/trim elements ...................3 39
Re ar view camera/360° Camera ........ 338
Seat belts ............................................ 339
Seat co ver ........................................... 339
Sensors ............................................... 338
Wa shing byhand ................................. 335
Wheels/rims ....................................... 338
Wi ndo ws .............................................. 338
Wi per blades ...................................... .338
Carpet (care) ............................................ 339
Change of address ....................................2 3
Change of ownership ................................ 23 Changing a wheel
Lowe ring theve hicle ........................... 390
Mounting a new wheel ........................ 389
Preparation ......................................... 386
Ra ising theve hicle ...............................3 87
Re moving a wheel ...............................3 89
Re moving/ins talling hub caps ............ .386
Changing hub caps ................................. 386
Channel list Calling up ............................................. 318
Cha racter entry
Fu ncti
on/no tes ................................... 240
On theto uchpad .................................. 241
Using the controller ............................. 241
Cha rging
Batte ry(vehicle) .................................. 350
Mobile phone (wireless) ...................... 105
Chassis le vel (AIR BODY CONT ROL)
Setting ................................................ .176
Chassis le vel (MAGIC BODY CON‐
TROL)
Setting ................................................ .180
Index 467

Child seatFront passenger seat (no tes) ................. 55
Fr ont passenger seat (rear ward-
fa cing/for ward-facing) .......................... 55
LA TC H-type (ISOFIX) (ins talling) ............ 53
LA TC H-type (ISOFIX) (no tes) .................. 52
No tes on how totrave l safely with
ch ildren ................................................ .49
To pTe ther ............................................. .54
Child seat saf etyfe ature ........................... 51
Child ren
Child seat saf etyfe ature ........................ 51
No tes on how totrave l safely ................ 49
Chock ...................................................... .385
St orage location ..................................3 85
Cigar ette lighter
Fr ont center console ........................... 102
Cleaning see Care
Climate control Activating/deactivating .......................1 21
Ac tivating/deactivating the A/C
function (cont rol panel) ........................ 121 Ac
tivating/deactivating the A/C
function (multimedia sy stem) ............... 121
Ac tivating/deactivating the synchro‐
nization function (multimedia sys‐
te m) ..................................................... 123
Ad justing the climate style settings ..... 122
Air di stribution settings .......
................1
22
Air-recirculation mode ......................... 123
Au tomatic control ................................ 122
Clearing fogged-up windo ws................ 123
Climate style function .......................... 122
Control panel for 3-zone au tomatic
climate control ..................................... 121
Filling capacity forPA G oil .................. .402
Fr ont air vents ..................................... 125
Glo vebox air vent ................................ 126
Inserting/removing theflacon (fra‐
gr ance sy stem) .................................... 124
Ionization ............................................. 123
Re ar air vents ...................................... 126
Re frigerant ...........................................4 01
Re frigerant filling capacity .................. .402
Re sidual heat ....................................... 123
Setting the fragrance sy stem ............... 124
Ve ntilating theve hicle (con venience
opening) ................................................ 73Wi
ndshield hea ter ................................ 125
Climate style
Fu nction .............................................. 122
Setting ................................................. 122
Cockpit ........................................................ .6
Overview .................................................6
COMAND see Multimedia sy stem
COMAND Touch
Managing devices ................................ 247
Combination switch ................................
109
Com

bination switch
see Turn signal lights
Compass .................................................. 279
Compu ter
see On-board computer
Connection status
Display ing ............................................ 300
Contacts .................................................. .285
Calling up ............................................ 286
Deleting ............................................... 288
Downloading (from mobile phone) ...... 286
468 Index