2020 MERCEDES-BENZ S-CLASS SALOON LONG child seat

Display messages
Possible causes/consequences and M
MSolutions
Front passenger airbag dis-
abled See Owner's Manual *T
he front passenger airbag has been disabled eventh ough an adult or a person of adult build is on the front
passenger seat. If additional forc es are applied tothe seat, thewe ight the sy stem de tects may be too lo w. &
WARNING ‑ Risk of inju ryor eve nfa ta l injury when the front passenger airbag is disabled
If th e front passenger airbag is disabled, It will not be deplo yed in theeve nt of an accident and cannot pe rform
its intended pr otective function.
A person in the front passenger seat could then, forex ample, come into con tact wi th theve hicle interior, espe‐
cially if the person is sitting too close tothe dashboard. #
Beaware of thest atus of the front passenger airbag bo thbefore and during the journe y. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Makesure that no objects are trapped under the front passenger seat. #
Check thest atus of the automatic front passenger airbag actuation (/ page 52). #
If necessar y,consult a qualified specialist workshop immediatel y.
Front passenger airbag ena-
bled See Owner's Manual *T
he front passenger airbag will be enabled while theve hicle is in motion in thefo llowing situations:
R even when a child, a small adult or an object weighing less than the sy stem weight thre shold is located on the
front passenger seat
R even when the front passenger seat is not occupied
The sy stem may de tect objects or forc es that are adding tothewe ight applied tothe seat. 494
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions &
WARNING Risk of inju ryor death when using a child restra int sy stem while the front passenger airbag is
enabled
If yo u secure a child in a child restra int sy stem on the front passenger seat and the front passenger airbag is
enabled, the front passenger airbag can deploy in theeve nt of an accident.
The child could be stru ck bythe airbag. #
Ensure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect.
NEVER use a rear wa rdfacing child restra int on a seat pr otected byan ACTIVE AIRB AGin front of it, DE ATH or
SERIOUS INJU RYtotheCH ILD can occur. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Makesure that no objects are trapped under the front passenger seat. #
Check thest atus of automatic front passenger airbag actuation (/ page 52).#
If necessar y,consult a qualified specialist workshop immediatel y.
PRE-SAFE inoperative See
Owner's Manual *
The PRE‑SAFE ®
functions are malfunctioning. #
Consult a qualified specialist workshop.
PRE-SAFE impulse side
inoperative See Owner's
Manual *
The PRE‑SAFE ®
Impulse Side sy stem is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 495

Camera
see 360° Camera
see Driver camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care)......................................... 353
Car-to-X-Communication Displaying hazard warnings.................. .320
Care 360° camera......................................... 356
Air-water duct........................................ 353
Au tomatic car wash...............................3 53
Carp et................................................... 358
Decorati vefoil...................................... .356
Displ ay.................................................. 358
EAS Y-PA CK boot bo x............................. 358
Exterior lighting..................................... 356
High-pressure cleaner........................... 354
Pa int wo rk.............................................. 355
Plastic trim............................................ 358
Re alwo od/trim elements..................... 358 Re
versing camera................................. .356
Ro of lining.............................................3 58
Seat belt............................................... .358
Seat co ver............................................. 358
Senso rs................................................. 356
St eering wheel...................................... 358
Ta ilpipes................................................ 356
Tr ailer hit ch........................................... 356
Wa shing byhand................................... 355
Wheels/rims.........................................3 56
Wi ndo ws................................................ 356
Wi per blades.........................................3 56
Carpet (Care)............................................. 358
Centre airbag (driver, front passen ger)..... 47
Changing gears
Manually. ............................................... 204
Changing hub caps................................... 392
Cha rging
Bat tery (vehicle).................................... 372
Mobile phone (wireless).........................1 48
USB port................................................ 14 5
Chauf feur mode
Fo lding the head restra int back/up...... .116
Information............................................ 11 3Moving
the front passenger seat into
th ech auf feur position........................... .114
Moving the front passenger seat into
th e normal position................................ 11 7
Child saf ety lock
Re ar door................................................ .74
Re ar side wind ows................................... 76
Child seat App rova l categories................................ .62
At tach ing (no tes).....................................62
Basic instructions.................................... 57
Fr ont passenger seat (no tes)...................72
Fr ont passenger seat (without auto‐
matic airbag shutoff)...............................72
ISOFIX/i-Size (fitting).............................. 66
No tes on risks and dangers..................... 58
Re commended child restra int sy stems.... 60
Seats suitable for belt-secu redch ild
re stra int sy stems..................................... 69
Seats suitable for i‑Size child
re stra int sy stems..................................... 65
Seats suitable for ISOFIX child
re stra int sy stems..................................... 64
Secu ring on the co-driver seat................. 73
Secu ring on there ar seat........................ 71572
Index

Re
ar (adjusting).................................... .120
Re ar (folding into position/folding
back mechanically)................................ 121
Re ar (lo wering from the front)................1 19
Re ar (luxury head restra int )................... 12 0
Head-up display Augmented reality................................ .294
Fu nction................................................ 293
Ope rating.............................................. 295
Operating (with augmented reality)...... .296
Operating the memory function.............1 31
Switching on/of f................................... 296
Headlamp flashing.................................... 154
Headlamps see Automatic driving lights
Heating see Climate control
Help call see Mercedes-Benz emergency call sy stem
High beam Activating/deactivating......................... 154
Ad aptive Highbeam Assist Plus............ .159
High-pressure cleaner (care)................... 354 Hill
Start Assist......................................... 225
HOLD function Function/no tes..................................... 224
Switching on/of f................................... 225
Home sc reen (central display)
Overview............................................... 299 I
i-Size child seat securing sy stem
Fitting..................................................... .66
Seats suitable for attaching..................... 65
Identification plate Engine................................................... 478
ve hicle................................................... 478
Ignition Swit ching on (S tart/S top button).......... 188
Ignition key
see Key
Immedia tepre-entry climate control ......180
Immobiliser ................................................ 104
Implied warranty
Ve hicle.................................................... 35 In-Car Of
fice
Fe atures................................................ 330
Indicator lamp see Indicator/ warning lamp
Indicator/warning lamp Overview............................................... 550
Individual drive prog ram
Con figuring........................................... 200
Selecting............................................... 200
Inspection see ASS YST PLUS
Instrument clus ter
see Driver display
Intelligent Light Sy stem
Ac tivating/deactivating......................... 15 8
Ac tive headla mps.................................. 15 5
Ad aptive Highbeam Assist Plus............ .159
Assis tance functions............................. 157
Bad weather light.................................. .157
City lighting.......................................... .157
Corne ring light....................................... 15 6
Fo g light (enhanced)..............................1 56
Mo torw ay mode................................... .156
Overview.............................................. .155 584
Index

To
pographical compensation.................1 57
Interior lighting Adjusting................................................ 161
Ambient lighting.................................... 16 2
Re ading lam p......................................... 161
Switch-off del aytime............................. 16 4
Interior pr otection
Fu nction................................................ 105
Priming/deactivating.............................1 06
Internet radio
see TuneIn
Ionisation Activating/deactivating (MBUX mul‐
timedia sy stem).....................................1 76
iPhone ®
see Smartphone integ ration
ISOFIX child seat anchor
Seats suitable for attaching..................... 64
ISOFIX child seat securing sy stem
Fitting...................................................... 66 J
Jack Declaration of con form ity....................... .31
St orage location.................................... 391
Jump-start connection General no tes........................................3 70 K
Key Acoustic locking verification signal.......... 78
Battery.................................................... 79
Deacti vating a function............................ 78
Emergency key........................................ 79
Energy consum ption................................ 78
Fe atures.................................................. 77
Ke yring attachment................................ 79
Overview................................................. 77
Problem................................................... 81
Un locking setting.................................... .78
KEYLESS-GO Deactivating a function........................... .78
Locking/unlocking theve hicle................83
Problem................................................... 84
Un locking setting.................................... .78Kickd
own
Using.....................................................2 05
Knee airbag................................................. .47 L
Lamp see In terior lighting
Lamps (driver's display) see Indicator/warning lamp
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist
see Active Lane Keeping Assist
Le vel control sy stem
see AIRMATIC
Light adju stment
Low beam (d riving abroad). ................... 15 2
Light switch Overview............................................... 15 2
Lighting see In terior lighting
see Lights Index
585

Coupling
thesteering wheel heater
to the seat heating................................1 28
Multimedia sy stem
see MBUX in-car assis tant (multime‐
dia sy stem)
see MBUX multimedia sy stem N
Na vigation
No tes..................................................... 315
Overview................................................3 16
Switching on.......................................... 315
Na vigation
see Destination entry
see Map
see Route
Ne utral
Engaging............................................... 202
No dding off
see ATTENTION ASSIST with micro‐
sleep de tection O
Occupant saf ety
see Airbag
see Automatic front passenger front
airbag shutoff
see Automatic measu res af ter an accident
see Child seat
see Pets in theve hicle
see Post-collision brake
see PRE-SAFE ®
(anticipa tory occu‐
pant pr otection)
see PRE-SAFE ®
Impulse Side
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belt
Oil see Engine oil
On-board diagnostics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics................................. 398
No tes....................................................3 98
Tw o-w ayradios...................................... 398 Online services
Data storage............................................ 38
Online services see In-Car Of fice
Open-source so ftwa re................................ 39
Opening the bo otlid using your foot
HANDS-FREE ACCES S............................. 90
Ope rating fluids
Ad Blue ®
................................................ 484
Ad ditives (fuel)......................................4 82
Brake fluid............................................ .486
Coolant (engine).................................... 487
Engine oil.............................................. 485
Fu el (diesel)...........................................4 83
Fu el (petrol)........................................... 481
No tes....................................................4 80
Wi ndsc reen washer fluid...................... .488
Operating saf ety
48 V on-boa rdelectrical sy stem.............. 24
Declaration of conformity (electro‐
magnetic compatibility)........................... 25
Declaration of conformity (ja ck).............. 31
Declaration of conformity (TIREFIT kit).... 32 Index
589

Seat belt adjustment
Activating/deactivating........................... 46
Fu nction.................................................. 46
Seat belt tensioners
Ac tivation................................................. 41
Seat belt warning
see Seat belt
Seat co ver (Care)....................................... 358
Seat hea ter
Ac tivating/deactivating......................... 124
Seat ventilation
Switching on/o ff................................... 12 6
Selecting a gear
see Changing gears
Selector le ver
see DIRECT SELECT le ver
Self-test Automatic front passenger front air‐
bag shutoff............................................. .52
Sensors (care) ...........................................3 56
Service see ASS YST PLUS Service centre
see Qualified specialist workshop
Service inter val display
see AS SYST PLUS
Setting thefo ot we lltemp erature
Setting.................................................. .175
Setting the map scale
see Map
Shift paddles see Steering wheel gearshift paddles
Shifting gears
Gea rshift recommendation................... 204
Side airbag................................................... 47
Side windo ws
Au tomatic function.................................. 94
Child saf ety lock in there ar.................... .76
Closing using theke y.............................. 95
Co nvenience closing............................... 95
Con venience opening.............................. 95
Opening wi th theke y.............................. .95
Opening/closing..................................... 93
Problem...................................................96
Ra in-closing feature................................ .94Ro
ller sunblind (elect ric)........................ 102
Sliding sunroof Automatic features............................... .100
Closing.................................................... 97
Closing using theke y.............................. 95
Opening................................................... 97
Opening with theke y.............................. .95
Problem................................................. 101
Ra in-closing feature.............................. .100
Smartphone see Smartphone integration
see Telephone
Sma rtphone integ ration
Overview............................................... 331
Snow chain mode
Ac tivating/deactivating......................... 384
Sn ow chains.............................................. 383
Soc ket (12 V)
Re ar...................................................... .143
Soc ket (230 V)
Re ar...................................................... .144
Software update System updates.....................................3 12594
Index