2021 MERCEDES-BENZ S-CLASS SALOON LONG trailer

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. #
Notethe messages on the driver's displa y.
If th e trailer hitch is swivelling: #
Wait until the ball neck has reached the operational position.
Ù
Po we r steering warning
lamp (yellow) *T
he yellow po wer steering warning lamp is lit while the engine is running.
The po wer assistance or the steering itself is malfunctioning. #
Notethe messages on the driver displa y.
Ù Po we r steering warning
lamp (red) *T
he red po wer steering warning lamp is lit while the engine is running.
The po wer assistance or the steering itself is malfunctioning. &
W
WARNING
ARNING Risk of accident if steering capability is impaired
If th e steering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and tra1c conditions. Do not
continue driving under any circums tances. #
Consult a quali/ed speciali stwo rkshop. #
Notethe messages on the driver displa y.576
576
Display message
s andwarning/indicator lamps

Û
Battery overheated Stop, every-
body out! Outdoors if possible ................ 511
Ø Beginning emer gency stop............ 542
J Brake immediate ly........................ 536
Á Change key batteries .................... 501
è Charger cable connected .............. 509
J Check brake 0uid le vel.................. 536
ï Check trailer hitch lock (white
display message) .................................... 517
h Check tyre(s) ................................ 563
! Clean the fuel /lter....................... 527
É Compressor is cooling .................. 552
ÿ Coolant Stop Switch o. the
ve hicle ................................................... 526
! currently una vailable See Own-
er's Manual............................................5 54
÷ currently una vailable See Own-
er's Manual............................................5 55
5 Engine oil le vel cannot be meas-
ured....................................................... 570 5
Engine oil le velRe duce oil le vel..... 569
5 Engine oil le velSt op Switch o.
th eve hicle ............................................. 569
5 Engine oil pressure Stop Switch
o. theve hicle ....................................... .570
ä Fault Drive at max. 80 km/h
...................................................... 549, 550
ä Fault Stop.................................... .551
6 Front leT malfunction Consult
wo rkshop (e xample)...............................4 97
6 Fueltank is depre ssurised
Re ady forre fuelling............................... .514
Û Have high- voltage system
ch ecked See Owner's Manual ................ 512
& inoperative Battery low................. 506
& Inoperative Char gehigh- voltage
battery................................................... 507
& inoperative High-voltage battery
ch arging inco mplete ............................... 507
& Inoperative Refuel vehicle ............ .506 &
inoperative See Owner's Man........ 506
! inoperative See Owner's Manual.. .555
÷ inoperative See Owner's Manual.. .556
T inoperative See Owner's Manual.. .557
G Inoperative................................... 558
¥ Intensive cleaning activated for
30 s....................................................... 525
Á Key being initialised Please wait.... 502
Á Key not de tected (red display
message)...............................................5 01
Á Key not de tected (white display
message)...............................................5 01
: LeT dipped beam (e xample).......... 502
6 LeT windowbag malfunction
Consult workshop (e xample).................. 498
: Malfunction See Owner's Man-
ual.........................................................5 03
Û Malfunction Visit workshop ........... 511
d Malfunction.................................. 512
Û Malfunction.................................. 511 Index
599 599

¢
Max. speed 20km/h..................... 551
ð Maximum speed exceeded ............ 540
ç O................................................. 539
ë O................................................. 537
ï Operation only possible in
transmission position P .......................... 516
! Parking brake See Owner's
Manual..................................................5 33
! Parking brake Switch on vehicle
to release.............................................. 536
È passive......................................... 538
d Performance se verely limited........ 513
Ý Please wait 48 V battery charg-
ing......................................................... 561
6 Please wait Depressurising fuel
ta nk....................................................... 514
& Pre-entry climate control via key
av ailable again aTer starting vehicle....... 507
& Pre-ent ryclimate cont rol via key
inoperative High-voltage battery low....... 508 Ù
Rear axle steering cur rently
malfunctioning ....................................... 520
Ù Rear axle steering Malfunction
St op immediately...................................5 21
Ù Rear axle steering Malfunction
Vi sit workshop ....................................... 520
h Rectify tyre pressure ..................... 564
Ø Re/ll AdBlue See Owner ’sMan-
ual ......................................................... 566
! Release parking brake ...................535
ý Replace air cleaner ....................... 528
Á Replace key.................................. 500
8 Reser vefuel le vel.......................... 527
6 Restraint system malfunction
Consult workshop ................................. .496
ð Restric ted during trailer opera-
tion........................................................ 548
# Start theve hicle tocharge the
12 V battery........................................... 560 Ù
Steering malfunction Drive
carefully Visit workshop ........................ .519
Ù Steering malfunction Increased
ph ysical e.ort See Owner's Manual.......5 19
Ù Steering malfunction Stop
immediately See Owner's Manual ........... 520
d Stop Switch o. theve hicle ............ 513
# Stop vehicle Lea ve vehicle on to
ch arge the 12 V battery ......................... 560
É STOP Vehicle le velto o low............ 551
# Stop vehicle See Owner's Man-
ual......................................................... 559
Û Stop vehicle See Owner's Man-
ual......................................................... 560
ç suspended .................................... 539
: Switch o. lights............................ 504
: Switch on headlamps .................... 504
á temp orarily una vailable Camera
view restric ted....................................... 547 600 600
Index

¸
temp orarily una vailable Sensors
dirty....................................................... 546
Ø Top up AdBlue Emer gency op. in
XXX km See Owner's Manual................ .566
+ Top up coolant See Owner ’s
Manual.................................................. 526
¥ Top up washer 0uid...................... .524
u Towing not permitted See Own-
er's Manual ............................................ 508
ï Trailer coupling in motion .............. 516
d Vehicle is operational Switch o.
ve hicle before exiting............................. 516
É Vehicle rising Please wait.............. 552
h Warning tyre defect....................... 564
h Wheel sensor(s) missing ................ 563
Ø XX,X l Top up AdBlue Emerg.
op.: max. XXX km/h Start not poss.
in XXX km.............................................. 566 Ø
XX,XlTop up AdBlue Swit ch
ve hicle on, wait 60 sec. or engine
start not poss........................................ 567
"Electric" drive prog ram cur rently
una vailable............................................. 510
AC charging inoperative Consult work-
shop ...................................................... 510
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 544
Ac tive Blind Spot Assist inoperative........ 545
Ac tive bonnet malfunction See Own-
er's Manual............................................ 521
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........557
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 558
Ac tive Distance Assist available again ..... 540
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 539
Ac tive Distance Assist inoperative.......... 540 Ac
tive Emer gency Stop Assist cur-
re ntly una vailable See Owner's Manual ... 542
Ac tive Emer gency Stop Assist inoper-
ative...................................................... 542
Ac tive Lane Change Assist cur rently
una vailable See Owner's Manual ............ 542
Ac tive Lane Change Assist inoperative... 543
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 545
Ac tive Lane Keeping Assist inoperative... 545
Ac tive Parking Assist and
PA RKTRONIC inope rative See Own-
er's Manual............................................ 553
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 541
Ac tive Steering Assist cur rently
una vailable See Owner's Manual ............ 541
Ac tive Steering Assist inoperative...........5 41 Index
601 601

Fr
ont passenger airbag enabled See
Owner's Manual .................................... .499
Hazard warning lamp system Malfunc-
tion........................................................ 505
Head-up display Brightness cur rently
re duced See Owner's Manual .................519
Head-up display cur rently una vailable
See Owner's Manual.............................. 518
Head-up display inoperative ...................518
High-voltage battery malfunction.
Consult workshop without starting the
ve hicle again .......................................... 514
High-voltage battery malfunction. No
start in appr ox. XXX km Consult work-
shop (red display message) .................... 514
High-voltage battery malfunction. No
start in appr ox. XXX km Consult work-
shop (yellow display message) ............... 513Limi
tedav ailability of Active Parking
Assist manoeuvring assistant See
Owner's Manual..................................... 553
Limiter inoperative................................. 539
MULTIBEAM LED Functions limi ted......... 504
N automatically acti vated Please
engage transmission position again ........ 530
Not possible tounlock charging cable
See Owner's Manual.............................. 509
Only elect ric drive available Power
limited................................................... 510
Only select P when vehicle is station-
ary......................................................... 528
PA RKTRONIC and manoeuvring assis-
ta nt not available at rear when towing
a trailer .................................................. 553
PA RKTRONIC inope rative See Own-
er's Manual............................................ 553
Place theke y in the mar ked space
See Owner's Manual.............................. 502 Please
teach in trailer coupling again
using the button in load compartment
Wa itfor it toextend/r etra ct................... 518
Po ssible tostart the engine again........... 562
PRE-SAFE impulse side inoperative
See Owner's Manual..............................5 00
PRE-SAFE inoperative See Owner's
Manual..................................................5 00
Preparing drive system… ........................ 512
Push rear leT seat belt extender back
manual lySee Owner's Manual (e xam-
ple) ........................................................ 498
Re duce speed........................................ 565
Re duced drive system per form ance
See Owner's Manual.............................. 511
Re versing not poss. Consult workshop ... 531
Risk of vehicle rolling away Apply
parking brake topark ............................ .529
Risk of vehicle rolling away Driver's
door open Transmission not in P .............529 Index
603 603

Risk of
vehicle rolling away N acti va-
te d manually No automatic switch to P... 530
Snow chain mode Maximum speed
ex ceeded ............................................... 521
Speed limit (winter tyres) XXX km/h .......540
To switch o. theve hicle, press the
St art/ Stop button for at least 3 sec-
onds or 3 times...................................... 525
Tr a1c Sign Assist cur rently una vaila-
ble See Owner's Manual........................ 544
Tr a1c Sign Assist inoperative................. 544
Tr ansmission Malfunction Stop............... 531
Ty re press. monitor cur rently una vaila-
ble......................................................... 562
Ty re press. monitor inoperative .............. 562
Ty re press. monitor inoperative No
wheel sensors ........................................ 563
Ty re(s) ove rheated .................................. 565
Ve hicle not cur rently being charged
Charging station fault............................. 509 Wi
per Malfunction.................................. 525
Door Door Additional door loc k................................. 92
Child saf ety lock (rear door )..................... 85
Locking/unlocking (emer gency key)........ .96
Opening (from inside)............................... 93
Po we r closing function............................. 96
Unlocking (from inside)............................ 93
Door contr Door contr ol panel
ol panel,Function seat.................. .16
Door contr
Door contr ol panel (r
ol panel (rear)
ear)................................ 18
Dr
Dr iv
ive Awa
e Away Assi st
y Assi st, Pro tection against col-
lision............................................................ 330
Dr Dr iv
ive position
e position
Engaging................................................ 233
Dr
Dr iv
ive pr
e pr ogr
ogram display
am display ..................................2 28
Dr
Dr iv
iver camera
er camera
Ac tivating/deactivating.......................... 377
Overview................................................ 377
Dr
Dr iv
iver display
er display
Displaying the service due dat e.............. 423
Fu nction/no tes...................................... 345
Spo rtmenu........................................... .347
Dr
Dr iv
iver displa
er displa y wit
y with dr
h driv
iver camera
er camera .................... 12 Dr
Dr
iv
iver's display
er's display
48 V on-board electrical system............. 352
No tes on menu s..................................... 346
Operating.............................................. 345
Wa rning/indicator lamps........................ 571
Dr Dr iving abr
iving abr oad
oad
Light adjustment (low beam).................. 169
Dr
Dr iving safe
iving safe ty syst
ty system
em
ABS (Anti-lock Braking System).............. 269
Ac tive Brake Assist................................. 290
Ad aptive brake lights.............................. 273
BAS (Brake Assist System).................... .269
Cameras................................................2 67
EBD (Electronic Brake forc e Distribu-
tion).......................................................2 71
ESP ®
Crosswind Assist.......................... 270
ESP ®
trailer stabilisation........................ 271
Overview................................................ 268
Ra dar and ultrasonic sensor s................. 267
Re sponsibility......................................... 266
ST EER CONTROL................................... 271
Dr Dr iving tips
iving tips
Driving abroad (low beam light adjust-
ment).................................................... .169
General driving tips................................ 215 604 604
Index

S
S
t
tationar
ationar y heat
y heater/v
er/ventilation
entilation
Ac tivating/deactivating (control panel)... 201
Displa ys(remo tecont rol)....................... 203
Problems (remo tecont rol)...................... 205
Re placing the battery (remo tecont rol)... 204
Setting (MBUX multimedia system)......... 202
Setting (remo tecont rol)......................... 203
S S TEER C
TEER C ONTR
ONTROL
OL
Fu nction/no tes...................................... 271
St
St eer
eer ing
ing
Re ar axle steering................................. .219
St
St eer
eer ing wheel
ing wheel
Ad justing (electrically)........................... .140
Care...................................................... 434
Operating the memory function.............. 144
St eering wheel heater............................ 141
St St eer
eer ing wheel
ing wheel g
gear
ear shiT
shiT paddles
paddles, ShiT
paddles........................................................ 233
St St eer
eer ing wheel heat
ing wheel heat er
er
Ac tivating/deactivating.......................... 141
Coupling toseat heating........................ 141
St ow
St ow ag
age com
e compar partment
tment
Handset (rear)....................................... .152
Lu ggage net hoo ks................................. 152 S
S
t
to
o w
w ag
ag e space
e space ,St ow age areas, Stow age
compartments Armrest................................................. 150
Centre console..................................... .150
Door...................................................... 150
Glo vecompartmen t............................... 150
S S tr
tr ee
ee t names and house numbers
t names and house numbers
Displaying.............................................. 391
Sulphur cont
Sulphur cont ent
ent........................................... 483
Suspension
Suspension Setting the suspension le vel (AIR-
MATIC)................................................... 305
Setting the suspension le vel (E-
AC TIVE BODY CONTROL).......................3 08
Suspension lev Suspension lev el (AIRMA
el (AIRMATIC)
TIC)
Setting................................................... 305
Suspension lev
Suspension lev el (E-A
el (E-ACTIVE BOD
CTIVE BOD Y C
Y CON-
ON-
TR
TR OL)
OL)
Setting................................................... 308
S
S VHC (subst
VHC (subst ances of v
ances of ver
ery high concer
y high concer n)
n)........39
Switc
Switc h-o.
h-o.dela
delay time
y time
Exterior.................................................. 178
Interior...................................................1 80Sync Sync
hr
hronisation function
onisation function
Ac tivating/deactivating (MBUX multi-
media system)....................................... 193
Syst
Syst em se
em se ttings
ttings
Overview of the system settings menu.... 382
Re set function (MBUX multimedia sys-
te m)....................................................... 386 T
T
T
T ailpipes (car
ailpipes (car e)
e)............................................. 433
T
T ak
ak e-bac
e-bac k of end-of-lif
k of end-of-lif e v
e vehicles
ehicles ,Re cycling
Pr otection of the environment.................. 23
T
T ank cont
ank cont ent
ent
Ad Blue ®
................................................ .487
Fu el....................................................... 485
Re ser ve(fuel).........................................4 85
T
T ec
ec hnical data
hnical data
Axle load (trailer operation).................... 494
Component-speci/c information............ 479
Fa stening points (t railer hitch)................ 493
Information............................................ 477
Mounting dimensions (trailer hitch)........ 493
No tes (trailer hitch)................................ 493
Overhang dimension (trailer hitch)......... .493 Index
619 619

Re
gula tory radio identi/cation (Indo-
nesia).................................................... 479
Re gula tory radio identi/cation of
small component s.................................. 479
To ngue weight........................................ 494
To wing capacity (trailer operation ).......... 493
T T elephone
elephone
Authorising a mobile phone (Remo te
Pa rking Assist)....................................... 330
Connecting a mobile phone (Passk ey).... 400
Connecting a mobile phone (Secu re
Simple Pairing)....................................... 400
Fu nctions in thete lephone menu............ 400
No tes..................................................... 397
No tes on wireless charging (mobile
phone)................................................... 164
Operating modes................................... 399
Te lephone menu overview......................3 99
Vo ice commands (MBUX Voice Assis-
ta nt)..................................................... .358
Wi reless charging (mobile phone in
th ere ar)................................................ 166
Wi reless charging (mobile phone,
front)..................................................... 165 T T
elephon
elephon y oper
y operating modes
ating modes
Blu etoo th®
telephony............................. 399
Car telephon y........................................ 399
T
T em
em per
per ature
ature
Engine oil (driver displa y,Spo rtmenu)... .347
T
T em
em per
per atur
atur e (THERMO
e (THERMO TR
TRONIC)
ONIC)
Setting (climate control)......................... 189
Te
Te xt messag
xt messag es
es
Vo ice commands (MBUX Voice Assis-
ta nt)..................................................... .359
Thr
Thr ough-loading f
ough-loading f eature
eature
Locking.................................................. 154
Thr
Thr ough-loading f
ough-loading f eatur
eature in t
e in the r
he rear com-
ear com-
par
par tment
tment
Opening................................................. 153
TIREFIT kit
TIREFIT kit Declaration of conformity......................... 37
Storage location.................................... .440
Using..................................................... 440
T T oll syst
oll syst em
em
Wi ndsc reen............................................ 187
T
T ongue w
ongue w eight
eight.............................................. 494
T
T op Tet
op Tether
her...................................................... 76 T
T
opping up
opping up
Topping up AdBlue ®
.............................. .239
T
T orq
orq ue (dr
ue (dr iv
iver display
er display , Spor
, Sport menu)
t menu) .............. 347
T
T ouc
ouc h Contr
h Contr ol
ol
Driver's displa y...................................... 345
Operating.............................................. 368
T
T ouc
ouc h-sensitiv
h-sensitiv e contr
e controlsols................................. 25
T
T ouc
ouc hscr
hscr een
een
Operating.............................................. 368
Tow
Tow -awa
-a wa y pr ot
y pr otection
ection
Fu nction................................................ 116
Priming/deactivating............................. 116
Tow
Tow -bar syst
-bar syst em
em, Dinghy towing, Dr awbar,
Flat towing................................................... 344
Tow
Tow -st
-star
arting
ting................................................. 456
To
To wing away
wing away................................................. 451
To
To wing eye
wing eye
Fi tting.................................................... 456
St orage location..................................... 456
To
To wing met
wing met hods
hods................................... 450, 451
Tr
Tr a1c
a1c inf
infor
ormation
mation
Switching on the displa y......................... 394 620
620
Index