2020 MERCEDES-BENZ S-CLASS SALOON LONG cooling

Engine
Display messages
Possible causes/consequences and M
MSolutions
To switch off the engine,
press the Start/Stop but-
ton for at least 3 seconds
or 3 times. *Y
ou ha vepressed thest art/ stop button while theve hicle is in motion. #
Information about switching off the engine while driving (/ page189).
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine dama gedue toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Add coolant (/ page 352). #
Have the engine cooling sy stem checked at a qualified specialist workshop.
ÿ
Coolant Stop vehicle
Switch engine off *T
he coolant is too hot. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. 51 0
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
For all other transmission positions, park theve hicle safely. #
Consult a qualified specialist workshop.
Stop vehicle Leave engine
running Wait Transmission
cooling *T
he transmission is overheating. Pulling away may be temp orarily impaired or not possible. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Lea vethe engine running. #
Wait until the display message disappears before pulling away.
Auxiliary battery malfunc-
tion *T
here is a malfunction in the auxiliary batter y. #
Consult a qualified specialist workshop. #
Untilthen, alw ays select park position jmanually before you swit choff the engine. #
Before leaving theve hicle, apply the electric parking brake. 516
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. Do not continue
driving. #
Notethe messages on the driver 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.
If th e coolant temp erature display is at the upper end of thete mp erature scale: #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120°C.
ÿ Coolant warning lamp (yel‐
low) *T
he yellow coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The charge air, transmission oil or bat tery cooling is faulty
R The radiator shutters are bloc ked or defective #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. 556
Display messages and warning/indicator lamps

To
pTe ther............................................... 68
Children Avoiding dangers in theve hicle............... 58
Basic instructions.................................... 57
Chock Storage location.................................... 391
Chock see Chock
City lighting................................................ 157
Cleaning see Care
Climate control Activating/deactivating (rear operat‐
ing unit)................................................ .174
Ac tivating/deactivating the A/C
function (MBUX multimedia sy stem)...... 174
Ac tivating/deactivating the synchro‐
nisation function (MBUX multimedia
sy stem).................................................. 175
Air-reci rculation mode.......................... .175
Au tomatic control.................................. 174
Calling up the air conditioning menu...... 174
Demi sting the windscreen..................... 172
Demi sting windo ws................................ 175Fr
ont air vents....................................... 185
Glo vebox air vent.................................. 187
Immedia tepre-entry climate control.....1 80
Information on the windscreen heater... 17 7
Inserting/removing theflacon (fra‐
gr ance sy stem)...................................... 176
Ionisation............................................... 176
No te....................................................... 172
Pre-ent ryclimate control at depar‐
ture time................................................ 178
Re ar air vents........................................ 186
Re ar operating unit................................ 173
Re sidual heat......................................... 175
Re sidual heat (rear operating unit)......... 176
Setting (MBUX multimedia sy stem)........ 174
Setting the air distribution..................... 172
Setting the air flow ................................. 172
Setting the fragrance sy stem.................1 76
Setting thete mp eratur e........................ 172
St ationary heater/ ventilation................ 181
Switching on/of f................................... 173
Switching there ar wind owheater
on/off....................................................1 72
THERMOTRONIC contro l panel..............172
Ve ntilating theve hicle (con venience
opening).................................................. 95 Co
ckpit
Overview................................................... 6
Co ffee cup symbol
see ATTENTION ASSIST with micro‐
sleep de tection
Collision de tection (pa rked vehicle)
Information............................................ 217
Combination switch .................................. 154
Consum ption indicator
Calling up.............................................. 201
Content sharing menu Overview............................................... 299
Control elements Touch-sensitive........................................ 23
Con venience closing ................................... 95
Con venience opening ..................................95
Coolant (engine) Check le vel............................................ 352
No tes..................................................... 487
Cooling see Climate control
Co pyright..................................................... 39 Index
573

PA
RKTRONIC and manoeuv ring
assi stant not available at rear when
to wing a trailer ...................................... 532
PA RKTRONIC inoperati veSee Own‐
er's Manual........................................... 532
Place theke y in the mar ked space
See Owner's Manual............................. 497
Please teach in trailer coupling again
using the button in load compart‐
ment Waitfor it toextend/r etra ct......... 505
PRE-SAFE impulse side inoperati ve
See Owner's Manual............................. 495
PRE-SAFE inoperati veSee Owner's
Manual.................................................. 495
Re duce speed .......................................5 44
Re versing not poss. Consult workshop.. 51 5
Risk of vehicle rolling away Apply
pa rking brake topark............................. 514
Risk of vehicle rolling away Driver's
door open Transmission not in P........... .514 Risk of
vehicle rolling away N activa‐
te d manually No automatic switch to
P ............................................................ 514
Snow chain mode Maximum speed
exc eeded............................................... 507
Speed limit (winter tyres) XXX km/h ..... 524
St op vehicle Lea veengine running
Wa itTransmission cooling ......................516
To switch off the engine, press the
St art/ Stop button for at least 3 sec‐
onds or 3 times. ..................................... 51 0
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ........................ 526
Tr af fic Sign Assi stinope rative ............... 527
Tr ansmission Malfunction Stop.............. 51 5
Ty re press. monitor cur rently una vail‐
able ...................................................... .541
Ty re press. monitor inoperative.............5 41
Ty re press. monitor inoperative No
wheel sensors ...................................... .542 Ty
re(s) ove rheated................................. 544
Distance cont rol
see Active Dis tance Assi stDISTRONIC
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door loc k................................ .81
Child saf ety lock (rear door).................... .74
Locking/unlocking (emergency key)....... 85
Opening (from inside ).............................. 82
Po we r closing function............................ 85
Un locking (from inside).......................... .82
Door cont rol panel....................................... 14
Door cont rol panel (rear) ............................ 16
Dr aw bar
see Tow- bar sy stem
Drive Away Assist ...................................... 280
Drive position Engaging............................................... 203
Drive prog ram display .............................. 200
Drive prog rams
see DYNA MIC SELECT Index
57 9

Re
ar seat
Seat........................................................ 111
Re ar seat belt
St atus display......................................... .46
Re ar seat belt status display ..................... 46
Re ar window
Ro ller sunblin d....................................... 103
Re ar window heater.................................. 172
Re ar-view mir ror
Anti-dazzle mode (automatic)................ 16 9
Re ar-view mir ror
see Outside mir rors
Re cycling
see Take -ba ckof end-of-life vehicles
Re ducing agent
see AdBlue ®
Re frigerator box
Re moving/fitting................................... 14 6
St ow age compartment......................... .147
Using..................................................... 14 5
Re fuelling
Re fuelling theve hicle............................2 06To
pping up AdBlue ®
............................... 210
Re gistration
Ve hicle.................................................... 34
Re mo tecont rol (stationa ryheater/
ve ntilation)
Displa ys................................................. 183
Problems............................................... 184
Re placing the battery............................ 183
Setting................................................... 182
Re mo teOnline
Charging thest ar ter battery.................. 19 0
Cooling/heating theve hicle interior...... 19 0
St arting theve hicle...............................1 90
Re mo teParking Assist
Auth orising a mobile phone...................2 79
Fu nction................................................ 275
Operating............................................... 276
Sy stem limitations................................. 275
Re scue card................................................. 36
Re ser ve
Fu el....................................................... 484
Re sidual heat
Re ar operating unit................................ 176Re
stra int sy stem
Basic instructions forch ildren................ .57
Fu nction in an accident........................... 41
Fu nctionality............................................ 40
Malfunction.............................................. 41
Pr otection................................................ 40
Re duced pr otection.................................40
Self-test................................................... 40
Wa rning lamp......................................... .40
Re versege ar
Inserting................................................ 202
Re versing camera
Ac tivating using GPS (360° Camera)..... 267
Ca re...................................................... 356
Fu nction........................................ 260, 262
Opening the camera co ver (360°
Camera)................................................. 267
Setting (360° Camera)......................... .267
Switching au tomatic operation
on/off (360° Camera)........................... 267
Re versing camera
see 360° Camera
Rims (care)................................................. 356 592
Index

Equipment............................................... 23
Implied warrant y..................................... 35
Locking (automatically). ..........................84
Locking (from inside)............................... 82
Locking/unlocking (emergency key)....... 85
Locking/unlocking (KEYLESS-GO )........... 83
Lo we ring............................................... 395
Medical aids............................................ 35
Pa rking up............................................ .218
QR code rescue card............................... 36
Qualifi ed specialist workshop.................. 34
Ra ising.................................................. 392
REA CHregulation.................................... 34
Re gistration............................................. 34
St andby mode function.......................... 219
St arting (eme rgency operation mode).. .189
St arting (Remo teOnline).......................1 90
St arting (s tart/s top button).................. 189
SV HC (subs tances of very high con‐
cern)........................................................ 34
Switching off (s tart/s top button)...........2 12
To wing.................................................. .290
Un locking (from inside).......................... .82
Ve ntilating (co nvenience opening)........... 95 Ve
hicle data
Displ aying (DYNAMIC SELECT).............. 201
Ro of load............................................... 489
Ve hicle height........................................4 88
Ve hicle length........................................4 88
Ve hicle width.........................................4 88
Wheelbase............................................. 488
Ve hicle dimensions ................................... 488
Ve hicle identification number
see VIN
Ve hicle identification plate
EU general operating pe rmit number..... 478
Maximum permissible gross vehicle
we ight.................................................... 478
Pa int code............................................. 478
Pe rm issible axle load............................ .478
VIN........................................................ 478
Ve hicle interior
Cooling or heating (Remo teOnline).......1 90
Ve hicle key
see Key
Ve hicle maintenance
see ASS YST PLUS Ve
hicle tool kit
TIREFIT kit............................................. 363
To wing eye............................................. 377
Ve ntilating
Con venience opening.............................. 95
Ve ntilation
see Climate cont rol
Ve nts
see Air vents
VIN Identification plate................................. 478
Seat....................................................... 478
Wi ndsc reen............................................ 478
Vi sion
Demisting windo ws................................ 175
Wi ndsc reen heater................................1 77 W
Wa rning lamp
see Indicator/ warning lamp
Wa rning sy stem
see ATA (anti-theft alarm sy stem) Index
599