2020 MERCEDES-BENZ S-CLASS SALOON LONG tow

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ü Seat belt warning lamp
fl ashes *T
he red seat belt warning lamp flashes and an intermit tent wa rning tone sounds.
The driver or front passenger has not fastened his/her seat belt while theve hicle is in motion. #
Fasten your seat belt (/ page 45).
There are objects on the front passenger seat. #
Remo vethe objects from the front passenger seat.
ü
Seat belt warning lamp
lights up *T
he red seat belt warning lamp lights up once the engine has star ted.
In addition, an intermittent warning tone may sound.
The red seat belt warning lamp reminds the driver and front passenger tofasten their seat belts. #
Fasten your seat belt (/ page 45).
If yo u ha veplaced objects on the front passenger seat, there d seat belt warning lamp may remain lit. Ve
hicle Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ï Tr ailer tow hit chwarning
lamp *T
hered trailer hitch warning lamp is lit.
The trailer hitch is not operational or is swivelling. &
WARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. 552
Display messages and warning/indicator lamps

Priming/deactivating
tow- aw ay pro‐
te ction................................................... 105
To w- aw ay protection function................1 05
AT TENTION ASSI ST
Setting................................................... 228
Sy stem limits.........................................2 26
AT TENTION ASSI STwith microsleep
de tection
Fu nction................................................ 226
At tention assistant
see ATTENTION ASSIST with micro‐
sleep de tection
Au gmented reality
Fu nction on the head-up displa y............ 294
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ...........................15 3
Au tomatic engine start (ECO start/
sto p function)............................................ 19 6
Au tomatic engine stop (ECO start/
sto p function)............................................ 19 6Au
tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff
Fu nction of the automatic front
passenger front airbag deactivation
sy stem..................................................... 50
PA SSENGER AIR BAG indicator lamp....... 52
Au tomatic lateral support adjustment
Setting................................................... 12 3
Au tomatic measures af ter an accident..... 56
Au tomatic mir rorfo lding function
Ac tivating/deactivating......................... 17 0
Au tomatic seat adjustment
Setting................................................... 12 2
Au tomatic transmission
DIRECT SELECT le ver............................. 201
Drive program displa y........................... 200
Drive programs...................................... 19 9
DY NA MIC SELECT button......................1 99
Engaging drive position......................... 203
Engaging neutral................................... 202 Engaging park position.......................... 203
Engaging
reve rsege ar........................... 202
Kickdown............................................. .205
Manual gear changing.......................... .204
St eering wheel gearshift paddles.......... 204
Tr ansmission position displa y................ 201
Tr ansmission position s.......................... 201
Axle load Perm issible............................................ 478
Tr ailer operation.................................... 491 B
Bad weather light...................................... 157
Bag hook.................................................... 13 9
Ball ne ck
Extending/r etra cting............................ .283
Extending/r etra cting (MBUX multi‐
media sy stem)....................................... 285
BA S (Brake Assist Sy stem)....................... 222
Battery Remo tecontrol (s tationary heater)........ 183
Battery see Battery (vehicle) 57 0
Index

Cornering light
.......................................... .156
Co ver
see Roller sunblind
Crosswind Assist Function/no tes..................................... 223 D
Dashboard see Co ckpit
Data acquisition Vehicle.................................................... 36
Data pr otection rights
Data storage............................................ 39
Data storage
Data pr otection rights............................. 39
Electro nic control units........................... 36
Online service s........................................ 38
Ve hicle.................................................... 36
Deactivating the alarm (A TA ).................... 105
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility.................25 Jack.........................................................
31
Speci fic absor ption rate.......................... 26
TIREFIT kit............................................... 32
Wi reless vehicle components.................. 26
Decorative foil (cleaning instructions) .... 356
DeNOx agent see AdBlue ®
De stination entry
En tering a POI or address...................... 316
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection .............................. 32
Diesel Low outside temp eratures..................... 483
No tes....................................................4 83
DIGITAL LIGHT Active headla mps.................................. 15 5
Assi stance functions............................. 157
Bad weather light.................................. .157
City lighting.......................................... .157
Corne ring light....................................... 15 6
Fo g light (enhanced)..............................1 56
Intelligent Light Sy stem......................... 15 5Mo
torw ay mode................................... .156
Switching the Intelligent Light Sys‐
te m on/off............................................ 15 8
To pog raphical compensation.................1 57
Digital Owner's Manual .............................. 20
Dinghy towing
see Tow- bar sy stem
Dipped beam Setting................................................... 161
DIRECT SELECT le ver
Engaging drive position........................ .203
Engaging neutral................................... 202
Engaging park position.......................... 203
Engaging park position auto matically.... 203
Engaging reve rsege ar........................... 202
Fu nctio n................................................ 201
Displ ay(care) ............................................ .358
Display (driver display) Messa ges in the driver displa y.............. 297
Displ ay(MBUX multimedia sy stem)
Home screen........................................ .299
Operating theto uchsc reen.................... 300
Settings.................................................2 96574
Index

:
Switch off lights ........................... 499
: Switch on headlamps................... 499
# Switch on the engine tocharge
th e12 V battery .................................... 539
Ø Top up AdBlue Emergency op.
in XXX km See Owner's Manual............ 545
+ Top up coolant See Owner ’s
Manual................................................... 51 0
¥ Top up washer fluid ...................... 509
ï Trailer coupling in motion .............503
! Turn on the ignition torelease
th e parking brake..................................5 20
d Vehicle is operational Switch
off ignition before exiting..................... .503
É Vehicle rising Please wait............ .532
h Warning tyre defect..................... .543
h Wheel sensor(s) missing.............. 542
Ø XX,X l Top up AdBlue Emerg.
op.: max. XXX km/h Start not poss.
in XXX km .............................................. 545Ø
XX,X l Top up AdBlue Ignition
ON, wait 60s, or engine start not
possible ................................................ .546
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual ...........527
Ac tive Blind Spot Assi stinope rative ...... 527
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual .................................................. 527
Ac tive bonnet malfunction See Own‐
er's Manual........................................... 507
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ........ 536
Ac tive Brake Assi stFunctions limited
See Owner's Manual............................. 537
Ac tive Dis tance Assi stavailable again ...5 24
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual ...........523
Ac tive Dis tance Assi stinope rative ......... 524 Ac
tive Emergency Stop Assist cur‐
re ntly una vailable See Owner's Man‐
ual......................................................... 525
Ac tive Emergency Stop Assist inop‐
erative................................................... 525
Ac tive Lane Change Assi stcur rently
una vailable See Owner's Manual ...........526
Ac tive Lane Change Assi stinope ra‐
tive........................................................ 526
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ...........527
Ac tive Lane Keeping Assist inopera‐
tive........................................................ 528
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual........................................... 533
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops...........................................5 25 Index
577

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

Engine data
Displaying.............................................. 201
Engine electronics Notes....................................................3 98
Engine number......................................... .478
Engine oil Additives...............................................4 85
Capacity................................................ 486
Che cking the oil le vel with the driver
displa y................................................... 350
MB-F reigabe or MB-Appr oval................ .486
Quality................................................... 486
To pping up............................................. 351
EQ Boost Qualified specialist workshop.................. 34
EQ Boost technology
No tes....................................................2 96
Operating saf ety...................................... 24
ERA-GLONASS test mode
St arting/ending.................................... 338
Er ro r message
see Displ aymessa ge ESC (Electronic
Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assis t.................................. .223
Tr ailer stabilisation................................ 223
ESP ®
(Elect ronic Stability Prog ram)
Ac tivating/deactivating......................... 224
Fu nction/no tes..................................... 222
EU general operating permit number ......478
Exterior lighting Care...................................................... 356
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST with micro‐
sleep de tection
Favo urites
Ad ding................................................... 309
Fi re extinguisher....................................... 362
Firs t-aid kit (soft sided) ............................. 361 Flacon
Inse rting/ removing................................ 176
Flat towing
see Tow- bar sy stem
Flat tyre MOEx tended tyres................................. 363
No tes.................................................... 362
TIREFIT kit............................................. 364
Wheel chang e....................................... .391
Floor mats .................................................. 15 0
Fo g light (enhanced) .................................1 56
Fo il co vering
Ra dar and ultrasonic sensor s................ 220
Fo otre st
Re ar passenger seat.............................. 11 5
Fr ag rance
see Frag rance sy stem
Fr ag rance sy stem
Inserting/removing theflacon.............. .176
Setting................................................... 176
Fr ee software............................................. .39
Fr equencies
Mobile phon e....................................... .399 582
Index

Tw
o-w ayradio.......................................3 99
Fr ont airbag (driver, front passenger)...... .47
Fr ont passenger head restra int
Fo lding back/up (chauf feur mode)........ 11 6
Fr ont passenger seat
Ad justing from the driver's seat.............1 10
Ad justing from there ar.......................... 111
Fo lding the head restra int back/up
(chauf feur mode).................................. .116
Fr ont passenger seat
see Seat
Fu el
Ad ditives...............................................4 82
Diesel.................................................... 483
E10....................................................... .481
Fu elreser ve.......................................... 484
Low outside temp eratures..................... 483
Pe trol..................................................... 481
Quality (diesel)...................................... 483
Quality (p etro l)....................................... 481
Re fuelling.............................................. 206
Sulphur content..................................... 481
Ta nk content......................................... 484 Fu
nction seat
see Door cont rol panel
Fu nction seat (rear)
see Seat (rear)
Fu ses
Before replacing a fuse.......................... 378
Fu se assignment diagram...................... 378
Fu se box in the boot.............................. 381
Fu se box in the engine compartmen t.... 379
Fu se box in the front passenger foot‐
we ll....................................................... .381
Fu se box on the dashboard................... 381
No tes..................................................... 378 G
Garage door opener Clearing the memory.............................2 15
Programming buttons............................ 213
Re solving problems................................ 214
Synchronising thero lling code............... 214
Garage door opene rs
Opening/closing the door...................... 215
Gearshift recommendation..................... .204
Gene ral operating permit number (EU)... 478Genuine parts.............................................. 22
Genuine wood (Care) ................................ 358
Glide mode................................................ .205
Glo vebox
Air vent.................................................. 187 H
Handbrake see Electric parking brake
Handling characteristics (unusual)......... 383
HANDS-FREE ACCESS ................................ .90
Handset Stow age compartment (rear)................. 137
Hazard warning lights.............................. .155
Head restra int
Ac tivating/deactivating neck heating.... 12 0
At tach ing/ removing the additional
cushion (front)....................................... 11 9
At tach ing/ removing the additional
cushion (rear)........................................ 12 0
Fr ont (luxury head restra int)................. .118
Fr ont passenger side (chauf feur
mode).................................................... 11 6 Index
583

Declaration of conformity (wireless
ve
hicle components)...............................26
EQ Boo sttech nology............................... 24
Information.............................................. 24
Optimised acceleration Activating.............................................. 19 2
Outside mir rors
Anti-dazzle mode (automatic)................ 16 9
Au tomatic mir rorfo lding function......... .170
Au tomatic preselection (MBUX Inte‐
ri or Assis tant)........................................ 305
Fo lding in/out...................................... .168
Operating the memory function.............1 31
Pa rking position..................................... 16 9
Setting................................................... 16 8
Overhead control panel Overview..................................................12
Owner's Manual Vehicle equipment................................... 23
Owner's Manual (digital)............................ 20 P
Pa int code.................................................. 478Pa
intwork (cleaning instructions) ...........355
Pa nel heating
Setting................................................... 12 6
Pa norama sliding sunroof
see Sliding sunroof
Pa rk position
Inserting................................................ 203
Selecting au tomatical ly......................... 203
Pa rking
see Electric parking brake
Pa rking aid
see Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC
Ac tivating.............................................. 270
Ad justing warning tones........................ 271
Deactivating.......................................... 270
Fu nction................................................ 267
Sy stem limitations................................. 267
Pa rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights............................................ .152 Pa
rking position
Outside mir rors..................................... 16 9
St oring the position of the passenger
outside mir ror using reve rsege ar.......... 17 0
Pa rking up.................................................. 218
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
airbag shutoff
Pe destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe rfume
see Fragrance sy stem
Pe rfume vial
see Fragrance sy stem
Pe riod out of use
Ac tivating/deactivating standby mode. .219
St andby mode function.......................... 219
Pe rm issible axle load ................................ 478
Pe rm itted towing me thods...................... .374
Pe trol .......................................................... 481
Pe ts in the vehicle ....................................... 76
Plastic trim (Care)..................................... 358 590
Index