engine coolant MERCEDES-BENZ E-CLASS COUPE 2018 User Guide

Warning/indicator lamp
Possible causes/consequences and MSolutions
?
Coolantwarning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes are:RThe temp erature sensor is malfunctioning
RThe coolant le vel is too 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 248 °F (120 °C).
&
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.
#Before opening the hood, allow the engine tocool down.
#Intheeve nt of a fire inthe engine compartment, keep the hood closed and call thefire service.
#Pull 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.
#Obser 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:
#Consult a qualified specialist workshop.
444
Displaymessage s andwarning/indicator lamps

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 44
5

COMANDTouch App
see COMAND Touch
Comb ination switch
see Turn signal light
Compass .................................................. 263
Computer .................................................2 06
Connection status
Display s ............................................... 282
Overview ............................................. 282
Contacts ................................................... 269
Calling up ............................................ 270
Del eting .............................................. .271
Downloading (from mobile phone) ...... 269
Impo rting ............................................ .270
Information .......................................... 269
Making a call ....................................... 271
Na me form at ...................................... .270
Options ................................................ 271
Saving .................................................. 271
Controller Operating ............................................ 229
Con venience closing feature .................... 72
Con venience opening ................................ 71Coolant (engine)
Checking le vel .................................... .313
Filling capacity .................................... 380
No tes ................................................... 379
Cooling see Climate c
ontrol
Copyright Licenses ................................................ 28
Trademar ks............................................ 28
Co rnering light function ..........................110
Cross Traf fic Alert .................................. .194
Crosswind Assist Function/no tes ................................... 155
Cruise control .......................................... 160
Ac tivating .............................................1 61
Callin g up a speed .. ............................ .161
Deactivating ......................................... 161
Fu nction .............................................. 160
Le ver ....................................................1 61
Prerequisites ........................................1 61
Selecting .............................................. 161
Setting a speed .................................... 161
St oring a speed .................................... 161
Sy stem limits ....................................... 160 Cup holder
................................................ 101
Ins talling/ removing (center console) ... 101
Re ar bench seat ................................... 101
Cup holder see Cup holder
Cus tomer Assi stance Center (C AC)........ .25
Cus tomer Relations Department .............25
D
Dashboa rd
see Cockpit
Dashboard lighting ..................................2 08
Data acquisition Vehicle .................................................. 26
Data import/export Function/no tes .................................... 241
Importing/exporting ............................ 241
PIN pr otection for data export .............2 42
Daytime running lights ........................... .112
Ac tivating/deactivating ........................ 112
Daytim eru nning lights mode
see Daytime running lights
454
Index

Active Lane Keeping Assist Inopera‐
tive ...................................................... 404
Ad aptive Highbeam Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual .......................................................4 29
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual .....4 28
Ad aptive Highbeam Assist Inopera‐
tive ...................................................... 428
Air Conditioning Malfunction See
Operator's Manual ...............................422
Apply Brake toShift from 'P' ............... 420
ÀAT TENTION ASSIST Inoperative ... 401
ÀAT TENTION ASSIS T:Take a
Break! .................................................. 401
bAu toLamp Function Inoperati ve
............................................................. 428
Au xilia ryBattery Malfunction .............. 422
Blind Spot Assist Currently Una vaila‐
ble See Opera tor's Manual .................. 405 Blind Spot Assist Inoperative
............... 406
Blind Spot Assist Not Available When
To wing a Trailer See Operator's Man‐
ual ...................................................... .406
$Che ckBrake Fluid Le vel.............. 394
Check Coolant Le vel See Operator's
Manual ................................................ .410
4Check Engine Oil AtNext Refu‐
eling ....................................
.................413
h

Check Tire s ..................................4 15
¥Check Washer Fluid .................... 426
ÉCompressor Is Cooling ................403
?Coolant Too Hot Stop Vehicle
Tu rn Engine Off .................................... 411
Cr uise Control Inoperative ...................4 10
Cruise Control Off ................................ 410
!Cur rently Una vailable See Oper‐
ator's Manual ...................................... 386
÷Cur rently Una vailable See Oper‐
ator's Manual ...................................... 387 Dis
tance Pilot Cu rrent ly Un available
See Operator's Manual ........................ 409
Dis tance Pilot Inoperati ve................... 409
Dis tance Pilot Now Available .............. .408
ÂDon't Forget Your Key.................. 419
ÉDrive More Slowly ....................... 403
Driver's Door Open & Transmission
No t in P Risk of Vehicle Rolling Away .. 420
bExample: Check Left Low
Beam .................................................. 427
6Fr ont Left Malfunction Service
Re quired (Example) ............................ .398
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................3 99
Fr ont Passenger Airbag Enabled See
Operator's Manual ..............................
.400
8

Fu el Le vel Low ............................ .414
8Gas Cap Loose .............................414
!Inoperative See Operator's
Manual ................................................3 85
456
Index

Switching audiofadeout on/off .......... 254
Switching on/off ................................ .254
Switching on/off du ring a phone call .. 254
Na vigation messages
On-board computer .............................. 211
Ne arField Communication (NFC) .......... 267
Connecting the mobile phone tothe
multimedia sy stem .............................. 267
Switching Blue tooth
®audio equip‐
ment .................................................... 298
Swit ching mobile phones .................... .267
Ne utral
Selecting ............................................. 137
NFC see Near Field Communication (NFC)
No ise
Wheels and tires .................................. 342
Note s on breaking-in a new vehicle .......1 31
O
Occupant saf ety ................ 30, 32, 40, 44, 45
Airbags .................................................. 37
Pe ts in theve hicle ................................. 54Occupant saf
ety
see Child seat
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer ................................. 215
Assist ancegraphic menu .................... 209
Displaying the service due date ........... 308
Media menu ......................................... 213
Menu designs ...................................... 215
Menus .................................................2 06
Multifunction display ........................... 208
Na vigation sy stem menu ..................... .211
Operating ............................................ 206
Ra dio menu .......................................... 213
Service menu ...................................... 209
Te lephone menu .................................. 214
Tr ip menu ............................................ .210
On-board computer see Computer
see Operating sy stem
On-board diagnostics inter face
see Diagno stics connection On-board
electronics
No tes ................................................... 372
Tw o-w ayradios .................................... 372
On-boar d elect
ronics
see Elect ronics
Opening the trunk lid using your foot ..... 66
Opera tingfluids
Ad ditives (fuel) .................................... .378
Brake fluid .......................................... .379
Coolant (engine) .................................. 379
Engine oil ............................................. 378
Fu el (gasoline) .................................... .377
No tes ................................................... 376
Re frigerant (air conditioning sy stem) ... 381
Wi ndshield washer fluid ...................... 380
Ope rating saf ety
Declaration of conformity (wireless
ve hicle components) ............................. 23
Information ............................................ 22
Operating sy stem .................................... 206
Operator's Manual Vehicle equipment ................................. 20
Operator's Manual (digital) .......................18
468
Index

Voice Control Sy stem .............................. 217
Application-speci fic vo ice commands
............................................................ .218
Au dible help functions .........................2 19
Entering numbe rs................................ 219
Global voice commands ...................... .218
Impr oving speech quality .................... .219
Langua gesetting ................................. 219
Media pla yervo ice commands ............ 225
Message voice commands .................. 226
Multifunction steering wheel (operat‐
ing) ...................................................... 217
Na vigation voice commands ................ 221
Operable functions .............................. 218
Operating saf ety .................................. 217
Ra dio voice commands ........................ 224
Swit chvoice commands ...................... 219
Te lephone voice commands ................ 223
Te xt message voice commands .......... .226
Ty pes of voice commands .................... 218
Ve hicle voice commands .................... .226
Vo ice prom pt
in
g .................................. .218
Vo ice control sy stem
see Voice Cont rol Sy stem
W
Wa rning lamp
see Warning/indicator lamps
Wa rning sy stem
see Pr otection against theft
Wa rning/indicator lamp
!ABS warning lamp ...................... .434
$Brake warning lamp (USA) .......... .432
JBrakes warning lamp (Canada) .... 432
?Coolant warning lamp ................ .444
·Dis tance warning lamp ................ 440
#Electrical malfunction warning
lamp .................................................... 442
;Engine diagnosis warning lamp .. .442
åESP
®OFF warning lamp .............. 436
÷ESP®wa rning lamp flashes ........ .434
÷ESP®wa rning lamp lights up ...... .435
8Fu elreser vewarning lamp
.................................................... .442,443 ÐPo
werst eering sy stem warning
lamp .................................................... 441
éRBS warning lamp (USA/CND) .... 431
!Re d indicator lamp, electri c
parking brake applied (Canada only) ...4 37
FRe d indicator lamp, elect ric
parking brake applied (USA only) ........ 437
6Re stra int sy stem warning lamp .. .438
7Seat belt
warnin
g lamp flashes .. .439
7Seat belt warning lamp lights
up ........................................................ 439
hTi repressure monitoring sys‐
te m wa rning lamp flashes .................... 447
hTi repressure monitoring sys‐
te m wa rning lamp lights up ................ .446
!Ye llow elect ric park ing brake
indicator lamp is malfunctioning ........ .437
Wa rning/indicator lamps .......................429
Instrument display (o verview) .................. 8
Overview ............................................ .429
PA SSENGER AIR BAG ............................ .41
Index 481