engine MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owner's Manual

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00B6
Fuelreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
The fuel supply has dropped into there ser verange.00BBRe fuel.
456
Display message s andwarning/indicator lamps

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00AC
Coolantwarning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes are:RThe temp erature sensor is malfunctioning
RCoolant le velto o low
RThe air supply tothera diator is obstructed
RThe radiator fan is de fective
If th ere is an additional warning tone, the coolant temp erature has exceeded the maximum permissible temp erature.
0071
WARNING Danger of burn s when opening the hood
If yo u open the hood when the engine has overheated or during a fire inthe engine compartment, you could come
into contact with hot gases or other escaping operating fluids.
00BBBefore opening the hood, allow the engine tocool down.
00BBIntheeve nt of a fire inthe engine compartment, keep the hood closed and call thefire service.
00BBPull over and stop theve hicle safely and switch off the engine, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances.
00BBObser vethe messages in the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale:
00BBConsult a qualified specialist workshop.
Display messages and warning/indicator lamps 457

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
Otherwise:
00BBLea vetheve hicle and keep a safe dis tance from theve hicle until the engine has cooled down.
00BBCheck the coolant le vel.
00BBMake sure that the air supply tothera diator is not obstructed.
00BBAv 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.
458
Display messages and warning/indicator lamps

Function ............................................... 167
Sy stem limitations .............................. .167
Ad aptive cruise control
see Active Dis tance Assist DISTRONIC
Ad aptive Highbeam Assist
Fu nction ............................................... 114
Switching on/off .................................. 115
Ad ditive s.................................................. 389
Engine oil ............................................ 389
Fu el ..................................................... 389
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
®sur round sound sy stem ... .313
Ad justing the sound focus
Burmes ter
®sur round sound sy stem ... .313
ADS PL USdamp ing sy stem
see AIR BODY CONTROL Af
ter-sales service center
see ASS YST PLUS
Air bag ........................................................ 38
Ac tivation .............................................. 32
Fr ont air bag .......................................... 38
Head air bag .......................................... 38
Ins tallation locations ............................ .38
Knee air bag .......................................... 38
Overview ............................................... 38
Pr otection ............................................. .39
Re duced pr otection .............................. .40
Sid e i
mpact air bag ............................... 38
AIR BODY CONT ROL................................ .171
Setting ................................................. 173
Suspension .......................................... 171
Air conditioning sy stem
see Climate control
Air distribution ........................................ .124
Air freshener sy stem
see Frag rance sy stem
Air pressure see Tire pressure Air suspension
see AIR BODY CONTROL
Air vents ................................................... 128
Ad justing (front) .................................. 128
Ad justing (rear passenger compart‐
ment) ................................................... 129
Ad justing the AIRSCARF vents ............. 130
Glo vebox ............................................ .129
Air-recirculation mode ............................127
AIR CAP
Ac tivating .............................................. 79
Deactivating .......................................... 79
Ai rflow ...................................................... 124
AIRS CARF
Ac tivating/deactivating ......................... 94
AIRS CARF vents
Setting ................................................ .130
Alarm see Panic alarm
Alarm sy stem
see ATA (anti-theft alarm sy stem)
Alternative route
see Route
462
Index

Automatic distance control
see Active Dis tance Assist DISTRONIC
Au tomatic driving lights ..........................112
Au tomatic engine start (ECO start/
sto p function) .......................................... 136
Au tomatic front passen ger front air
bag shu toff ........................................... 41, 43
PA SSENGER AIR BAG indicator lamp .... .43
Au tomatic front-passenger front air
bag deacti vation sy stem .......................... .41
Fu nction of the automatic front
passenger air bag shutoff ..................... .41
Au tomatic mir rorfo lding function
Ac tivating/deactivating .......................1 23
Au tomatic transmission
DIRECT SELECT le ver ........................... 139
Drive program display .......................... 138
Drive programs .................................... 138
DY NA MIC SELECT switch .................... 138
Engaging drive position ........................ 141
Engaging reve rsege ar ........................ .140
Kickdown ............................................. 142
Manual gearshifting ............................ .141
Selecting pa rkposition ........................ 140 Shifting
toneutral ................................ 140
St eering wheel paddle shif ters ............. 141
Tr ansmission position display .............. 139
Tr ansmission positions ........................ 139
B
Bag hook .................................................. 103
BA S (Brake Assist Sy stem) .................... .154
Battery SmartK ey............................................... 59
Battery (vehicle) Charging .............................................. 340
Jump -sta rting ...................................... 340
No tes .................................................. 338
Belt see Seat belts
Blind Spot Assist .....................................1 93
Ac tivating/deactivating .......................1 95
Fu nction .............................................. 193
Sy stem limitations .............................. .193
Blo wer
see Climate control Blue
tooth
®
Ac tivating/deactivating .......................2 33
Setting up an Internet connection ....... 286
Settings ............................................... 233
Switching profile (DUN/PAN) .............. 287
Blue tooth
®audio
Ac tivating ............................................ 304
De-authorizing (de-regis tering) the
device .................................................. 304
Information .......................................... 301
Overview .............................................3 02
Sear ching for a track ........................... 304
Sear ching for and au thorizing the
device .................................................. 303
Selecting a music pla yer .....................3 04
Switching device via NFC .................... 304
Brake A

ssist Sy stem
see BAS (Brake Assist System)
Brake fluid
No tes .................................................. 390
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 155
464
Index

Activating/deactivating the synchro‐
nization function (cont rol panel) .......... 126
Ac tivating/deactivating the synchro‐
nization function (multimedia sys‐
te m) ..................................................... 126
Ad justing the climate style settings ..... 126
Air di stribution settings ...................... .126
Air-recirculation mode ......................... 127
Au tomatic control ................................ 125
Climat est yle function .......................... 126
Defrosting the windo ws....................... 126
Defrosts the windshield ....................... 124
Dual-zone au tomatic climate control
panel .................................................... 124
Filling capacity forPA G oil .................. .393
Fr ont air vents ..................................... 128
Glo vebox air vent ................................ 129
Inserting/removing theflacon (fra‐
gr ance sy stem) .................................... 127
Ionization ............................................. 127
Re ar air vents ...................................... 129
Re ar operating unit .............................. 124
Re frigerant .......................................... 392
Re frigerant filling capacity .................. .393
Re sidual heat ....................................... 127
Sets the air flow .................................... 124 Setting
the air distribution .................. .124
Setting the fragrance sy stem ............... 127
Se tting
thete mp erat
ure ....................... 124
Switching there ar wind owheater
on/off .................................................. 124
Ve ntilating theve hicle (con venience
opening) ................................................ 73
Climate style
Fu nction .............................................. 126
Setting ................................................. 126
Cockpit ........................................................ .6
Overview .................................................6
COMAND see Multimedia sy stem
COMAND Touch
Managing devices ................................ 236
Combination switch see Turn signals
Compass .................................................. 268
Computer On-board computer ............................. 200
Connection status
Display ing ............................................ 288 Overview ............................................
.288
Contacts ................................................... 274
Callin g up ............................................ 275
Del eting .............................................. .276
Downloading (from mobile phone) ....... 274
Importing ............................................. 276
Information .......................................... 274
Making a call ................................. ......
276
Na me form at .

..................................... .275
Options ................................................ 276
St oring .................................................2 76
Controller Operating ............................................ 224
Con venience closing feature .................... 74
Con venience opening ................................ 73
Coolant (engine) Checking le vel ...................................... 319
Filling capacity ..................................... 391
No tes ................................................... 391
Cooling see Climate control
Co pyright
Licenses ................................................ 29
Index 467

Adaptive Highbeam Assist Inopera‐
tive ...................................................... 442
Air Conditioning Malfunction See
Ope rator's Manual ...............................4 34
Apply Brake toShift from 'P' ............... 432
00ADAT TENTION ASSIST Inoperative ...413
00ADAT TENTION ASSIS T:Take a
Break! .................................................. 413
0049Au toLamp Function Inoperati ve
............................................................. 442
Au xilia ryBattery Malfunction .............. 434
Blind Spot Assist Currently Una vaila‐
ble See Opera tor's Manual .................. 416
Blind Spot Assist Inoperative...............417
Blind Spot Assist NotAv ailable When
To wing a Trailer See Operator's Man‐
ual ........................................................ 417
0027Check Brake Fluid Le vel.............. 405
Check Coolant Le vel See Operator's
Manual ................................................ 421 00B2Check Engine Oil
AtNext Refu‐
eling .................................................... 424
0049Che ckLeft Low Beam (Exam‐
ple) ...................................................... 441
Check Tire Pressure Soon ...................425
0077Che ckTire s ................................. 427
00B2Check Washer Fluid .................... 439
0059 Convertible Top Lo wering ........... 440
0059 Convertible Top Oper
ationPos‐
sible to35 mph................................... 440
00AC

Coolant Too Hot Stop Vehicle
Tu rn Engine Off .................................... 421
Cruise Control Canceled ..................... 420
Cruise Control Inoperati ve.................. 420
0025Cur rently Una vailable See Oper‐
ator's Manual ...................................... 397
00E5Cur rently Una vailable See Oper‐
ator's Manual ...................................... 398
00AFDon't Forget Your Key.................. 43 1Driver'
sDoor Ope n &Transmission
No t in P Risk of Vehicle Rolling Away .. 432
006FExample: Front Left Seat Back‐
re st Not Loc ked .................................. 435
0075Example: Left Side Cur tain Air‐
bag Malfunction Service Required ...... 407
0075Fr ont Left Malfunction Service
Re quired (Example) .............................. 410
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................4 11
Fr ont Passenger Airbag Enabled See
Operator's Manual ...............................4 12
00B6Fu el Level Low ............................ .424
00B6Gas Cap Loose ............................ 424
0025Inoperative See Operator's
Manual ...................................... ...
....... 396
00E5Inoperative See Operator's
Manual ................................................ 399
007AInoperative See Operator's
Manual ................................................ 400
470
Index

0053Inoperative.................................. 405
00AFKe yNo tDe tected (white dis‐
play message )...................................... 431
00AFKe yNo tDe tected (red displ ay
message )............................................ .431
0075Left Side Cur tain Airbag Mal‐
function Service Required (e xample)..410
Let fresh air into theve hicle interior.
Air Conditioning Malf. Visit Wo rk‐
shop ....................................................4 36
¢ Lowe ring ..................................... 413
Malfunction Drive at Max. 50 mph.......4 15
0049Malfunction See Operator ’s
Manual ................................................ 442
0067 Malfunction Service Required .... 439
N Pe rm anently Active Risk of Rolling
Aw ay ................................................... 433
00AFObta in a NewKey........................ 43 0
00D9Of f.............................................. .419 Only Shift
to'P' when Vehicle is Sta‐
tionary ................................................ .433
0059 Open/Close Con vertible Top
Comple tely .......................................... 440
0049Pa rking Brake See Opera tor's
Manual ................................................ 402
00AFPlace theKe yin the Mar ked
Space See Opera tor's Manual .............432
0077Please Cor
rect Tire Pressure .......426
0049

Please Release Parking Brake ...... 401
PRE- SAFE Inopera tive See Opera‐
to r's Manual ........................................ 408
Ra dar Sensors Dirty See Operator's
Manual ........................................ 406, 407
006FRe ar Left Backrest Not
Latc hed (Example) ...............................4 38
00AFRe placeKeyBat tery .................... 430
Re versing Not Possible Service
Re quired .............................................. 434
003DSee Opera tor's Manual ............... 422 Service
Required Do Not Shift Gears
Vi sit Dealer .......................................... 433
0075SRS Malfunction Service
Re quired .............................................. 409
003DSt art Engine See Operator's
Manual ................................................ 422
0059 Start Engine See Operator's
Manual ................................................ 439
00CCSt eering Malfunction Drive
Carefully Service Required .................. 435
00CCSt eering Malfunction Inc reased
Ph ysical Ef fort See Opera tor's Man‐
ual ....................................................... 437
00CCSt eering Malfunction Stop
Immediately See Operator's Manual ... 436
St op Vehicle Lea veEng
ineRunning
Wa itTransmission Cooling .................. 434
003DSt opVehicle Lea veEngine Run‐
ning ..................................................... 423
Index 47
1

003DStopVehicle See Operator's
Manual ................................................ 423
00CCSt opVehicle Vehicle Too Low ......414
0049Switch Off Lights .........................442
0049Switch On Headlamps .................442
Ti re Press. Monitor Cur rently
Un available .......................................... 428
Ti re Press. Monitor Inoperative ........... 429
Ti re Pressure Monitor Inoperative No
Wheel Sensors .................................... 429
Ti re s Overheated ................................. 429
Ti re s Overheated Decrease Speed ...... 430
To Deselect P or N,Dep ress Brake
and Start Engine .................................. 432
To Engage Transmiss. Position R Fir st
Dep ress the Brake .............................. .435
Tr af fic Sign Assist CameraView
Re stricted See Ope rator's Manual .......418
Tr af fic Sign Assist Currently Unavail‐
able See Operator's Manual .................418 Tr
af fic Sign Assist Inoperative..............418
Tr ansmission Malfunction Stop ........... 434
0058 Trunk Partition Open .................. 441
0049Tu rnOn the Ignition to Release
th ePa rking Brake ................................ 401
0072Ve hicle Operational Switch the
Ignition Off Before Exiting ................... 433
00CC

Ve hicle Rising Please Wait.......... .414
00CCVe hicle Rising .............................. 413
0077Wa rning Tire Malfunction ............ 428
0077Wheel Sensor(s) Missing .............429
0059 While stationar y,apply the
brakes before operating the soft top.
.............................................................4 40
Display on the windshield
see Head-up Display
Distance control see Active Dis tance Assist DISTRONIC
Di stance recorder
see Trip dis tance DI
STRO NIC
see Active Dis tance Assist DISTRONIC
Door Locking (me chanical key) ...................... 65
Opening (from inside )............................ 62
Un locking (from inside) ........................ .62
Un locking (mechanical key) .................. .65
Door cont rol panel .................................... .14
DO T,Tire Identification Number (TIN) ... 366
Drinking and driving ................................134
Driv eAwa y Assist .................................... 188
Driv eposition
Selecting .............................................. 141
Driv eprog ram display ............................. 138
Driv eprog rams
see DYNA MIC SELECT
Driving lights
see Automa

tic driving lights
Driving saf ety sy stem ............................ .153
ABS (Anti-lock Brake Sy stem) .............. 154
Ac tive Brake Assi st.............................. 156
BA S (Brake Assist System) .................. 154
47 2
Index

EBD (Electronic Brakeforc e Distribu‐
tion) ..................................................... 155
ESP
®(Electronic Stability Prog ram)
Crosswind Assist ................................. 155
Overview ............................................. 154
Ra dar sensors .....................................1 53
Re sponsibility ...................................... 153
ST EER CONTROL ................................. 155
Drivin gsy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assist DISTRONIC
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise cont rol
see Driving saf etysy stem
see HOLD function
see Parking Assist PARKTRONI C
see Rear view camera
see Traf fic Sign Assist Drivin
gtips
Drinking and drivin g............................ 134
Gene ral driving tips ............................ .134
No tes on breaking-in a new vehicle ..... 134
Dr ow siness de tection
see ATTENTION ASSIST
Dr ow siness warning
see ATTENTION ASSIST
DY NA MIC SELECT .................................... 138
Confi guring drive program I ................. 139
Displ aying en
gine data ........................
139
Displ aying vehicle data ........................ 139
Drive program display .......................... 138
Drive programs .................................... 138
Fu nction .............................................. 138
Operating (DYNAMIC SELECT switch) .............................................................1 38
Selecting the drive program ............... .138
E
E10 ............................................................ 388
Easy entry feature
Fu nction/no tes .....................................9 7
Setting ................................................... 98 Easy
exitfeature
Fu nction/no tes .....................................9 7
Setting ................................................... 98
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 155
ECO display Function .............................................. 137
Re setting ............................................. 206
ECO start/s top function ................. 136, 137
Au tomatic engine start ........................ 136
Au tomatic engine stop .........................1 36
Me thod of operation ............................1 36
Switching off/on ................................. 137
Electric pa rking brake .............150, 151, 152
Applying au tomatically ........................ 150
Applying or releasing manually ............ 152
Emergency braking .............................. 152
Re leasing automatically ...................... .151
Electrical fuses Before replacing a fuse ........................ 348
Electrical fuses see Fuses
Index 47
3