2021 MERCEDES-BENZ S-CLASS SALOON LONG key battery

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
&
Pre-entry climate control
via key inoperative High-
voltage battery low *T
hecharge ofthe high-voltage battery is too lo w.Pre-entry climate control cannot be switched on. #
Char gethe high-voltage batter y.
When the high-voltage battery is su1ciently charge d, pre-ent ryclimate cont rol will be operational again. Hybr Hybr
id syst
id syst em
em Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
u
Towing not permitted See
Owner's Manual *T
he drive system is malfunctioning. #
Have theve hicle transpo rted only using a transpor ter or trailer (/ page 451).508 508
Display messages and
warning/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

Bad
weather light................................... 174
City lighting........................................... .174
Cornering light....................................... 173
Fo g light (enhanced).............................. 173
Mo torw ay mode.................................... .173
Overview................................................ 172
To pog raphical compensation.................. 174
Int Int er
erior lighting
ior lighting, Lamp, Lighting, Reading
lamp Adjusting............................................... 178
Ambient lighting.................................... .179
Re ading lamp......................................... 178
Switch-o. delay time.............................. 180
Int
Int er
erior pr ot
ior pr otection
ection
Fu nction................................................ 116
Priming/deactivating............................. 117
Ionisation
Ionisation Activating/deactivating (MBUX multi-
media system)....................................... 194
ISOFIX c
ISOFIX c hild seat anc
hild seat anc hor
hor
Seats suitable for attaching...................... 72
ISOFIX c
ISOFIX c hild seat secur
hild seat secur ing syst
ing system
em
Fi tting...................................................... 74 J
J
Jack
Jack Declaration of conformity......................... 36
Storage location..................................... 469
Jum Jum p-st
p-st ar
art connection
t connection ,St arting assis tance
Gene ral no tes........................................4 46 K
K
K
K e
ey
y
Ac oustic locking veri/cation signal.......... .89
Battery..................................................... 90
Deacti vating a function............................ 90
Emer gency key......................................... 90
Energy consum ption................................ 90
Fu nction overview.................................... 88
Ke yring attachment................................. 90
Problem................................................... 92
Unlocking setting..................................... 89
KEYLESS-GO KEYLESS-GO Deactivating a function............................ 90
Locking/unlocking theve hicle................. 94
Problem................................................... 95
Unlocking setting.................................... .89Kic Kic
kdo
kdo wn
wn, Acceleration
Using..................................................... 234
Knee airbag
Knee airbag.................................................... 53 L
L
Language
Language, System settings Notes..................................................... 386
Setting................................................... 386
Light adjus
Light adjustment tment
Low beam (d riving abroad).................... .169
Light switch
Light switch Overview................................................ 169
Lights
Lights Active headlamps................................... 172
Ad aptive Highbeam Assist Plu s............... 176
Au tomatic driving lights......................... .170
Bad weather light................................... 174
City lighting........................................... .174
Combination switc h............................... 171
Cornering light....................................... 173
Driving abroad (low beam light adjust-
ment)..................................................... 169
Fo g light (enhanced).............................. 173
Hazard warning lights............................. 172 Index
609 609