2018 MERCEDES-BENZ CLS COUPE airbag off

Display messages
Possible causes/consequences and M
MSolutions
Front-passenger airbag dis-
abled See Owner's Manual *T
he front passenger airbag has been deactivated although an adult or a person with an adult stature 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. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. #
Check thest atus of the automatic front passenger airbag shutoff (→ page 43). #
If necessar y,consult a qualified specialist workshop immediatel y.
Active Brake Assist Func-
tions limited See Owner's
Manual *
Ve hicles with Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS is malfunctioning.
Ve hicles without Driving Assistance Package: Active Brake Assi stis malfunctioning. #
Consult a qualified specialist workshop. 480
Display messages and warning/indicator lamps

Au
tomatic engine stop (ECO start/
sto p function) .......................................... 15 6
Au 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 ........................................... 41, 43
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 41
PA SSENGER AIR BAG indicator lamp .... .43
Au tomatic lateral support adjustment
Setting ................................................... 98
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .135
Au tomatic transmission
DIRECT SELECT le ver ........................... 161
Drive program display .......................... 16 0
Drive programs .................................... 15 9
DY NA MIC SELECT switch .................... 15 9
Engaging drive position ....................... 16 3
Engaging neutral .................................. 16 2
Engaging pa rkposition ........................ 16 2Engaging
reve rsege ar ........................ .162
Kickdown ............................................. 16 4
Manual gear changing ........................ .163
St eering wheel gearshift paddles ........ .163
Tr ansmission position display .............. 161
Tr ansmission positions ........................ .161
Au tomatic transmission (problem)
see Transmission (problem)
Axle load Perm issible .......................................... 450
Tr ailer operation .................................. 464 B
Bag hook .................................................. .112
Ball ne ck
Extending/r etra cting ........................... 24 6
BA S (Brake Assist Sy stem) .................... .182
Battery Cha rging (Remo teOnline) .................... 15 2
Ke y ........................................................ 69
Re mo tecontrol (s tationary heater) ...... 14 5
Battery see Battery (vehicle) Battery (vehicle)
...................................... 41 8
Charging .............................................. 417
No tes ................................................... 413
No tes (s tarting assis tance and
ch arging) .............................................. 41 5
Re placing .............................................4 18
St arting assis tance .............................. 417
Belt see Seat belt
Bic ycle rack
Tr ailer operation .................................. 250
Blind Spot Assist ...................................... 241
Ac tivating/deactivating ...................... .243
Fu nction ............................................... 241
Sy stem limitations ...............................2 41
Blo wer
see Climate control
BlueTEC see AdBlue ®
Blue tooth ®
................................................ 291
Information .......................................... 291
Setting up an Internet connection ....... 353
Switching on/off ................................. 291
Switching profile (DUN/PAN) .............. 354 Index
545

Re
ar side wind ows................................. 65
Child seat Attach ing (no tes) ................................... 56
Fr ont passenger seat (no tes) ................. 54
Fr ont passenger seat (rear ward-
fa cing/for ward-facing) .......................... 55
Fr ont passenger seat (without auto‐
matic airbag shutoff) ............................. 55
ISOFIX/i-Size (fitting) ............................. 51
No tes on the safe transpor tation of
ch ildren ................................................ .47
Re commended child restra int sys‐
te ms ...................................................... 62
Seats suita blefor belt-secu redch ild
re stra int sy stems ................................... 57
Seats suitable for i‑Size child
re stra int sy stems ................................... 61
Seats suitable for ISOFIX child
re stra int sy stems ................................... 59
To pTe ther ..............................................53
Child seat see i-Size child seat securing sy stem
see ISOFIX child seat securing sy stem
Children Notes on safe transpor tation ................. 47Chock
...................................................... .440
St orage location ..................................4 40
Cho ck
see Chock
CI+ module ..............................................3 83
Calling up a menu ................................ 383
CI+ module (TV) Inserting a Smart Card ........................ 383
Cigar ette lighter
Fr ont centre console ............................ 11 7
City lighting .............................................. 127
Cleaning see Care
Climate control ........................................ 137
Ac tivating/deactivating the A/C
function (cont rol panel) ...................... .138
Ac tivating/deactivating the A/C
function (multimedia sy stem) .............. 13 8
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 13 9
Ac tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 14 0Air di
stribution settings .......................1 39
Air-recirculation mode ......................... 14 0
Au tomatic control ................................ 13 9
Climate style function .......................... 13 9
Defrosting the windscreen ...................1 37
Demi sting windo ws............................. 14 0
Fr ont air vents ..................................... 147
Glo vebox air vent ................................ 14 8
Inserting/removing theflacon (fra‐
gr ance sy stem) .................................... 141
Ionisation ............................................. 14 0
Re ar air vents ....................................... 147
Re ar operating unit .............................. 137
Re sidual heat ....................................... 14 0
Sets the air flow ................................... 137
Setting rear climate control (multi‐
media sy stem) .....................................1 39
Setting the air distribution ...................1 37
Setting the climate style ......................1 39
Setting the fragrance sy stem ............... 14 0
Setting thete mp erature ......................1 37
St ationary heater/ ventilation .............. 14 2
Switching on/off ................................. 13 8
Switching there ar wind owheater
on/off .................................................. 137
THERMATIC contro l panel .................... 137548
Index

Ad
aptive Highbeam Assist Plus inop‐
erative ................................................ .522
¯ AdBlue sy stem fault Engine
st art not possible ................................ 503
¯ AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual ................................................ 502
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .502
4Ad d 1 litre engine oil when next
re fuelling ............................................. 499
Apply brake todeselect Park (P)
position ................................................ 514
App lybrake toselect R ........................ 514
À ATTENTION ASSIST inoperative ... 482
ÀAT TENTION ASSIS T:Take a
break! .................................................. 482
bAu tomatic driving lights inoper‐
ative ..................................................... 521
Au xilia rybattery malfunction ...............515Blind Spot Assi
stcur rently una vaila‐
ble See Owner's Manual ...................... 487
Blind Spot Assist inope rative ............... 488
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 88
ÂChange key bat teries .................. 509
JCheck brake fluid le vel................ 476
ï Check trailer hit chlock (white
display message) ................................ .512
h Check tyre(s) .............................. .505
!Clean the fuel filter .................... .500
?Coolant Stop vehicle Switch
engine off ............................................ 493
Cruise contro l and Limiter inope ra‐
tive ...................................................... 492
Cruise control inope rative ................... 492
Cruise control off ................................. 491
!cu rrently unavailable See Own‐
er's Manual ........................................ .466 ÷cur
rently una vailable See Own‐
er's Manual ........................................ .468
5Engine oil le vel cannot be
measured ............................................ 500
4Engine oil le velRe duce oil le vel...4 98
4Engine oil le velSt op vehicle
Switch engine off ................................ 498
4Engine oil pressure Stop Switch
off engine ............................................ 499
Fa ult Drive at max. 80 km/h ...............485
6Fr ont left malfunction Consult
wo rkshop (Example) ............................4 78
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 80
Fr ont-passenger airbag enabled See
Owner's Manual ..................................4 79
!inoperative See Owner's Man‐
ual ....................................................... 467
÷inoperative See Owner's Man‐
ual ....................................................... 469 552
Index

St
arting theve hicle (Digital Vehicle
Ke yst icke r) .......................................... 151
St arting theve hicle (mobile phone) ..... 151
Switching Blu etoo th®
audio equip‐
ment .................................................... 371
Switching mobile phones .................... 333
Un locking theve hicle (digital vehicle
ke yst icke r) ............................................ 72
Un locking theve hicle (mobile phone) ....72
Using a mobile phone .......................... 333
Ne utral
Engaging .............................................. 16 2
NFC see Near Field Communication (NFC)
No n-operational time
Ac tivating/deactivating standby
mode .................................................. .180
St andby mode function ...................... .180 O
Occupant saf ety
Pe ts in theve hicle ................................. 65
Occupant saf ety
see Airbag see
Automatic front passenger front
airbag shutoff
see PRE-SAFE ®
(anticipatory 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
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer ................................. 255
Assis tant displ aymenu ........................ 258
Displaying the service due date ........... 387
Head-up display menu .........................2 64
Media menu ........................................2 63
Menu designs ...................................... 256
Menu overview .................................... 255
Multifunction display .......................... .257
Na vigation menu .................................. 261
Operating ............................................ 255
Ra dio menu .........................................2 62Service menu ...................................... 258
Te lephone menu .................................. 263
Tr ip menu ............................................ 259
On-boa rddiagno stics inter face
see Diagno stics connection
On-boa rdelectronics
Engine electronics .............................. .448
No tes .................................................. 448
Tw o-w ayradios .................................... 448
Open-source software ...............................31
Opening the boot lid using your foot
HANDS-FREE ACCESS .......................... .79
Operating fluids
Ad Blue ®
............................................... 457
Ad ditives (fuel) .................................... 455
Brake fluid .......................................... .459
Coolant (engine) .................................. 459
Engine oil ............................................ 458
Fu el (diesel) ......................................... 455
Fu el (petrol) ......................................... 454
No tes .................................................. 452
Wi ndsc reen washer fluid .................... .460
Operating saf ety
48 V on-boa rdelectrical sy stem ............ 23 566
Index

Declaration of Conformity (electro‐
magnetic compatibility) ........................
.25
Declaration of conformity (ja ck) ............ 25
Declaration of con form ity (TIREFIT kit) .. 26
Declaration of con form ity (wireless
ve hicle components) ............................. 25
EQ Boost ............................................... 23
Information ............................................ 23
Operating sy stem
see On-board computer
Outside mir rors ............................... 133, 13 4
Anti-dazzle mode (automatic) .............. 13 4
Au tomatic mir rorfo lding function ........ 13 5
Fo lding in/out .................................... .133
Operating the memory function ..........1 04
Pa rking position .................................. .134
Setting ................................................. 13 3
Overhead control panel Making calls (Mercedes me connect).............................................................3 46
Overview ................................................ 14
Owner's Manual Vehicle equipment ................................. 23
Owner's Manual (digital) .......................... 20 P
Pa int code ................................................ 450
Pa intwork (cleaning instructions) .........397
Pa nel heating
Setting .................................................1 00
Pa nic alarm ................................................ 68
Ac tivating/deactivating ......................... 68
Pa rk position
Inserting .............................................. 16 2
Selecting au tomatical ly....................... 16 2
Pa rking
see Electric parking brake
Pa rking aid
see Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC ................... 213
Ac tivating ............................................ .216
Ad justing warning tones ...................... 216
Deactivating ......................................... 216
Fu nction ............................................... 213
Side impact pr otection .........................2 14
Sy stem limitations ...............................2 13Pa
rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights .......................................... .122
Pa rking position
Outside mir rors ................................... 13 4
St oring the position of the passenger
outside mir ror using reve rsege ar ........ 13 5
Pa rking up ................................................ 180
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 rm issible axle load .............................. 450
Pe rm issible gross mass .......................... 450
Pe rm itted towing me thods .................... .419 Index
567