2018 MERCEDES-BENZ S-CLASS SEDAN engine coolant

Displaymessages
Possible causes/consequences and MSolutions
?
*Thefan mo tor is defective.
#Av oiding high loads on the engine, drive on tothe nearest qualified specialist workshop. In doing so, ensure that
th e coolant temp erature display remains below 248 °F (120 °C).
#
6HH 2SHUDWRU
V 0DQXDO *T
he battery is not being charge d.
* NO
TEPossible engine damage if you continue driving#Do not continue dr iving under any circum stances.
#Consult a qualified specialist workshop.
#Pull over and stop theve hicle safely and switch off the engine, paying attention toroad and traf fic conditions.
#Consult a qualified specialist workshop.
Display messages and warning/indicator lamps 483

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
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.
&
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.
#Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. Do not con‐
tinue 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.
Display messages and warning/indicator lamps 51
5

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.
51 6
Displ aymessage s andwarning/indicator lamps

Climatestyle
Fu nction .............................................. 158
Setting ................................................. 158
Cockpit ........................................................ .6
Overview .................................................6
COMAND see Multimedia sy stem
COMAND Touch
Managing devices ................................ 282
Combination switch see Turn signal light
Compass ................................................... 313
Compu ter
On-board computer ............................. 245
Connection status
Display s ............................................... 334
Overview ............................................. 333
Contacts ................................................... 320
Calling up ............................................ 320
Deleting ............................................... 322
Downloading (from mobile phone) ...... 320
Importing ............................................. 321
Information .......................................... 320 Making a call ....................................... 322
Na
me form at ...................................... .321
Options ................................................ 322
St oring ................................................ 322
Controller Operating ............................................ 270
Con venience closing feature .................... 75
Con venience opening .....

........................... 75
Coolant (engine) Filling capacity .................................... 452
Levelch eck ......................................... 383
No tes ................................................... 451
Copyright Licenses ................................................ 30
Trademar ks............................................ 30
Co rnering light function ..........................146
Co ver
see Side windo ws
Cross Traf fic Alert .................................. .231
Crosswind Assist Function/no tes .................................... 191 Crosswind Assist
see MAGIC BODY CONTROL
Cruise control .......................................... 196
Buttons ................................................ 197
Calling up a speed .............................. .197
Fu nction .............................................. 196
Re quirements: .................................... .197
Selecting .............................................. 197
Setting a speed .................................... 197
St oring a speed .................................... 197
Switching off ........................................ 197
Switching on ........................................ 197
Sy stem limitations .............................. .196
Cup holder ................................................ 129
Ins talling/ removing (center console) ... 129
Re ar passenger compartment (vehi‐
cles with a rear bench
seat) ................. 130
R

e ar passenger compartment (vehi‐
cles with electrically adjus table rear
seats) .................................................. 130
Re moving/ins talling the insert (vehi‐
cles with electrically adjus table rear
seats) .................................................. 130
Switching the cooling/heating func‐
tion on/off .......................................... .131
526
Index

M................................................... 497
N ................................................... 498
¯ .................................................... 481
Ac tive Blind Spot Assi stCur rently
Un available See Operator's Manual .....4 77
Ac tive Blind Spot Assi stInoperative ....477
Ac tive Blind Spot Asst. Not Available
When Towing a Trailer See Opera‐
to r's Manual ........................................ 477
Ac tive Brake Assi stFunctions Cur‐
re ntly Limited See Ope rator's Man‐
ual .......................................................4 68
Ac tive Brake Assi stFunctions Limi‐
te d See Operator's Manual .................. 468
Ac tive Dis tance Assist Currently
Un available See Operator's Manual .....4 80
Ac tive Dis tance Assist Inoperative ......480
Ac tive Dis tance Assist NowAvailable
............................................................ .480
bAc tive Headlamps Inoperati ve..... 499 Ac
tive Hood Malfunction See Opera‐
to r's Manual ........................................ 497
Ac tive Lane Keeping Assist Cur rently
Un available See Operator's Manual .....4 76
Ac tive Lane Keeping Assist Inopera‐
tive ...................................................... .476
Ac tive Parking Assist and
PA RKTRONI CInoperati veSee Opera ‐
to r's Manual ........................................ 478
Ac tive Parking Assist Maneuvering
Assis tance Restricted See Ope ra‐
to r's Ma
nual ........................................ 479
Ac tive Steering Assist Cur rently
Un available See Operator's Manual .....4 80
Ac tive Steering Assist Inoperative .......4 81
Ad aptive Highbeam Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual ....................................................... 501
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual .....5 00 Ad
aptive Highbeam Assist Inopera‐
tive ...................................................... 500
App lyBrake toShift from 'P' ............... 492
ÀAT TENTION ASSIST Inoperative ...474
ÀAT TENTION ASSIS T:Take a
Break! .................................................. 474
bAu toLamp Function Inoperati ve
............................................................. 500
Au xilia ryBattery Malfunction .............. 494
Blind Spot Assist Currently Una vaila‐
ble See Opera tor's Manual .................. 478
Blind Spot Assist Inoperative...............478
$ Check Brake Fluid Le vel............ .467
Check Coolant Le vel See Operator's
Manual ................................................ 482
4Check Engine Oil AtNext Refu‐
eling .................................................... 485
bChe ckLeft Low Beam (e xam‐
ple) ...................................................... 499
hChe ckTire s ................................. 487
528
Index

¥CheckWasher Fluid .................... 498
?Coolant Too Hot Stop Vehicle
Tu rn Engine Off .................................... 482
Cruise Control Canceled ...................... 481
Cruise Control Inoperati ve................... 481
!Cur rently Una vailable See Oper‐
ator's Manual ...................................... 459
÷Cur rently Una vailable See Oper‐
ator's Manual ...................................... .461
¯ DEF Sy stem Fault Engine Start
No tPo ssible ........................................4 85
¯ DEF Sy stem Fault Perf.
Re duced in XXX ml See Operator's
Manual ................................................ 486
¯ DEF Sy stem Fault See Opera‐
to r's Manual ........................................ 485
ÂDon't Forget Your Key.................. 49 1
Driver' sDoor Ope n &Transmission
No t in P Risk of Vehicle Rolling Away .. 492 Example:
Active Parking Assist Park‐
ing Canceled ...................................... .478
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................4 73
Fr ont Passenger Airbag Enabled See
Operator's Manual ...............................4 72
8Fu el Level Low ............................ 486
8Gas Cap Loose ......................
...
... 486
!Inoperative See Opera tor's
Manual ................................................ 458
÷Inoperative See Operator's
Manual ................................................ 460
TInoperative See Operator's
Manual ................................................ 462
GInoperative ..................................4 67
ÂKe yNo tDe tected (red displ ay
message )............................................ .491
ÂKe yNo tDe tected (white dis‐
play message ).................................... .490 Let fresh air into
theve hicle interior.
Air Conditioning Malf. Visit Wo rk‐
shop ....................................................4 95
Lo we ring .............................................. 481
Malfunction Drive at Max. 50 mph.......4 76
bMalfunction See Operator ’s
Manual ................................................ 499
Max. Speed 22 mph............................4 81
N Pe rm anently Active Risk of Rolling
Aw ay ................................................... 492
ÂObta in a NewKey........................ 49 0
ëOf f.............................................. .480
Only Shift to'P' when Vehicle is Sta‐
tionary ................................................ .492
FPa rking Brake See Opera tor's
Manual ................................................4 64
Â

Place theKe yin the Mar ked
Space See Opera tor's Manual ............. 491
hPlease Cor rect Tire Pressure .......487
F Please Release Parking Brake .... 463
Index529

Function .............................................. 235
Pe destrian de tection ........................... 236
Spotlight function ................................ 237
Note s on breaking-in a new vehicle .......1 68
O
Occupant saf ety
Pe ts in theve hicle ................................. 56
Occupant saf ety
see Air bag
see Automatic front-passenger front
air bag deactivation sy stem
see PRE-SAFE
®(anticipatory occu‐
pant pr otection)
see PRE-SAFE
®PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belts
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer
Assis tance graphic menu .................... 248 Displ
aying the service due date ........... 377
Head-up Display menu ........................ 253
Media menu ........................................ 252
Menu designs ...................................... 254
Menu overview .................................... 245
Multifunction display ........................... 247
Na vigation sy stem menu ..................... 250
Operating ............................................ 245
Ra dio menu ........................................ .251
Service menu ...................................... 248
Te lephone menu .................................. 252
Tr ip menu ............................................ 249
On-board diagnostics inter face
see Diagno stics connection
Open-source software .............................. 30
Opening the trunk lid using your foot
HANDS-FREE ACCESS .......................... .69
Operating fluids
Ad ditives (fuel) .
...................................
449
Brake fluid ...................................... .....4 51
Coolant (engine) ............................ ...... 451
Engine oil ............................................ 449
Fu el (gasoline) .....................................4 48
No tes ................................................... 447 Re
frigerant (air conditioning sy stem) ... 453
Wi ndshield washer fluid ...................... 452
Ope rating saf ety
Declaration of conformity (wireless
ve hicle components) ............................. 23
Information ............................................ 22
Operating sy stem
On-board computer ............................ .245
Operator's Manual Vehicle equipment ................................. 20
Operator's Manual (digital) .......................18
Outside mir rors ....................... 152, 153, 154
Anti-gla remode (auto matic) ................1 53
Au tomatic mir rorfo lding function ........ 154
Fo lding in/out .................................... .152
Pa rking position .................................. .154
Setting ................................................. 152
Using the memory function .................. 113
Overhead cont
rol panel
Overview ............................................... 10
P
Pa int (cleaning instructions) .................. 387
Index54
1

Switchvoice commands ...................... 259
Te lephone voice controls .................... .262
Te xt message voice commands .......... .266
Ty pes of voice commands .................. .257
Ve hicle voice commands .................... .267
Vo ice prom pting .................................. 257
Vo ice control sy stem
see Voice Cont rol Sy stem
W
Wa rning lamp
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning/indicator lamp
!ABS warning lamp ...................... .505
àAir suspension warning lamp ...... .511
$Brake warning lamp (USA) .......... .503
JBrakes warning lamp (Canada) .... 503
?Coolant warning lamp .................. 515
·Dis tance warning lamp ................ .511 #Electrical malfunction
warning
lamp .................................................... .513
;Engine diagnosis warning lamp .... 513
åESP
®OFF warning lamp .............. 507
÷ESP®wa rning lamp flashes ........ .505
÷ESP®wa rning lamp lights up ...... .506
8Fu elreser vewarning lamp .. .513,51 4
ÐPo werst eering sy stem warning
lamp .................................................... .512
!Re d indicator lamp, elect ric
parking brake applied (Canada only) .. .508
FRe d indicator lamp, elect ric
parking brake applied (USA only) ........ 508
6Re stra int sy stem warning lamp .. .509
7Seat belt warning lamp flashes .... 510
7Seat belt warn
in
g lamp lights
up ........................................................ 510
hTi repressure monitoring sys‐
te m wa rning lamp flashes .................... 518 hTi
repressure monitoring sys‐
te m wa rning lamp lights up .................. 517
!Ye llow elect ric park ing brake
indicator lamp is malfunctioning ........ .508
Wa rning/indicator lamps ...................8, 501
Instrument Display (o verview) ................ .8
Overview ..............................................5 01
PA SSENGER AIR BAG ............................ 43
Wa rranty .................................................... 26
Wa sher fluid
see Windshield washer fluid
Wa shing byhand (care) .......................... 386
We ather information ............................... 314
We b br owser
Calling up a web page .........................3 34
Calling up options ............................... 335
Calling up the settings ........................ .335
Deleting a bookmark ........................... 335
Delet ing br owser data .........................3 35
Ending ................................................. 336
Managing bookmark s .......................... 335
Overview ............................................. 335
Showing/hiding the menu .................. .334
Index 555