2019 MERCEDES-BENZ S-CLASS CABRIOLET airbag off

The seat belts on
thefo llowing seats are equip‐
ped with a special seat belt retractor:
R Front passenger seat
R Rear seats
When enabled, the special seat belt retractor
ensures that the seat belts of the front
passenger seat and rear seats do not slac ken
once thech ild restra int sy stem is secured
(→ page 52). #
Installth ech ild restra int sy stem.
The entire base of thech ild restra int sy stem
must alw aysre st on the sitting sur face of the
re ar seat. #
Alw ays make sure that the shoulder belt
st ra p is cor rectly routed from the seat belt
outlet of theve hicle tothe shoulder belt
guide on thech ild restra int sy stem.
The shoulder belt stra p must be routed for‐
wa rds and down wards from the seat belt out‐
let. Note
s onrear wa rd-facing and forw ard-facing
ch ild restra int sy stems on the front
passenger seat &
WARNING Risk of inju ryor death from
using a rear wa rd-facing child restra int
sy stem when the front passenger front
airbag is enabled
If yo u secure a child in a rear wa rd-facing
ch ild restra int sy stem on the front passenger
seat and thePA SSENGER AIR BAG OFF indi‐
cator lamp is off, the front passenger airbag
can deploy in theev ent of an accident.
The child could be stru ck bythe airbag.
Alw ays ensure that the front passenger air‐
bag is deactivated. The PASSENGER AIR BAG
OFF indicator lamp must be lit.
NEVER use a rear wa rd-facing child restra int
sy stem on a seat pr otected byan ENABLED
FRONT AIRB AGin front of it, DE ATH or SERI‐
OUS INJU RYtotheCH ILD can occur. Obser
vethe specific instructions forth ere ar‐
wa rd-facing and forw ard-facing child restra int
sy stems (→ page 56).
Wa rning notice on the front passenger sun visor
Alw ays obser vethest atus of the front passenger
front airbag on thePA SSENGER AIR BAG OFF
indicator lamp:
R When using a rear wa rd-facing child restra int
sy stem on the front passenger seat, the front
passenger front airbag must alw ays be disa‐
bled. This is only the case if thePA SSENGER
AIR BAG OFF indicator lamp is lit continu‐
ously (→ page 42).
R Ifth ePA SSENGER AIR BAG OFF indicator
lamp is off, the front passenger front airbag
is enabled. The front passenger front airbag
may deploy during an accident. Occupant saf
ety55

Seats
Ad
justing the front seat electrically &
WARNING Risk of becoming trapped if
th e seats are adjus tedby children
Children could become trapped if they adjust
th e seats, particularly when unattended. #
When leaving theve hicle, alw aysta ke
th e SmartK eywith you and lock the
ve hicle. #
Never lea vechildren unat tended in the
ve hicle. The seats can be adjus
ted when the ignition is
switched off. &
WARNING Risk of becoming trapped
when adjusting the seats
When you adjust a seat, you or other vehicle
occupants could become trapped, e.g. on the
seat guide rail. #
When adjusting a seat, make sure that
no one has any body parts in the sweep
of the seat. Obser
vethe saf ety no tes on "Airbags" and "Chil‐
dren in theve hicle". &
WARNING Risk of inju ryfrom adju sting
th eve hicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra int, thesteering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra int, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of becoming trapped if
th e seat height is adjus ted carelessly
If yo u adjust the seat height carelessly, you
or other vehicle occupants could be trapped
and thereby injured.
Children in particular could acciden tally
press the electrical seat adjustment buttons
and become trapped. #
While moving the seats, make sure that
hands or other body parts do not get
under the le ver assembly of the seat
adjustment sy stem. &
WARNING Risk of inju rydue tohead
re stra ints which are not ins talled or are
adjus ted incor rectly
If head restra ints are not ins talled or are
adjus ted incor rectly, the head restra ints can‐
not pr ovide pr otection as intended.
There is an increased risk of injury in the
head and neck area, e.g. in theeve nt of an
accident or when braking. 86
Seats and stowing

Note
s on care of the interior &
WARNING Risk of inju ryfrom pla stic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause su rfaces in the cockpit to
become porous. When
the airbags are deplo yed, plastic parts
may break away. #
Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit. &
WARNING Risk of inju ryor death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident. #
Never blea chor dye seat belts. Obser
vethefo llowing information: Cleaning and car
eA voiding vehicle damage
Seat belts Clean with lukewarmand soapy water. R
Do not use chemical cleaning agents.
R Do not dry seat belts byheating them toove r17 6 °F
(80 °C) or exposing them todirect sunlight.
Display Cleanthe sur face carefully wi tha mic rofiber clo thand a suit‐
able display care product (TFT/LCD). R
Swit choff the display and let it cool down.
R Do not use any other cleaning products.
Plastic trim R
Clean with a damp microfiber clo th.
R For heavy soiling: use care product recommended for
Mercedes-Benz. R
Do not attach sticke rs,fi lms or similar materials.
R Do not allow cosmetics, insect repellent or sun cream to
come in contact wi th the plastic trim. 354
Maintenance and care

Display messages
Possible causes/consequences and 0050
0050Solutions
00E5 Inoperative See Operator's
Manual *
ESP ®
is malfunctioning
Other driving sy stems and driving saf ety sy stems may also malfunction.
The brake sy stem continues tooperate normally. The braking dis tance in an emergency braking situation can
increase. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilization. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Drive on carefully. #
Visit a qualified specialist workshop immediatel y.
0075
SRS Malfunction Service
Required *T
herestra int sy stem is defective (→ page31). &
WARNING Risk of inju ryor fata l injury due toa malfunction in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or
might not be triggered at all in theeve nt of an accident. This may af fect the Emer gency Tensioning Device or
airbag, forex ample. #
Have there stra int sy stem checked and repaired immediately at a qualified specialist workshop. Display messages and
warning/indicator lamps 427

Display messages
Possible causes/consequences and 0050
0050Solutions
NEVER use a rear wa rdfacing child restra int on a seat pr otected byan ACTIVE FRONT AIR BAG; DE ATH or SERI‐
OUS INJU RYtotheCH ILD can occur. #
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 42). #
If necessar y,consult a qualified specialist workshop immediatel y.
Front Passenger Airbag Dis-
abled See Operator's Man-
ual *T
he front passenger airbag and the knee airbag are 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
to o lo w. &
WARNING Risk of inju ryor fata l injury due toa disabled front passenger airbag
If th e front passenger airbag is disabled, the front passenger airbag will not be deplo yed in theev ent of an acci‐
dent and cann otper form its intended pr otective function.
A person in the front passenger seat could then, forex ample, come into con tact wi th theve hicle's interior,
especially if the person is sitting too close tothe cockpit. #
Make sure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect. #
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 42). #
If necessar y,consult a qualified specialist workshop immediatel y.430
Display messages and warning/indicator lamps

Sound settings .................................... 298
Tr ans ferred vehicle data ......................3 00
Ashtr ay
Fr ont center console ........................... 106
Assistance sy stems
see Driving saf ety sy stem
Assistant display Menu (on-board computer) .................. 215
ASS YST PLUS ........................................... 336
Battery disconnection pe riods .............3 37
Displ aying the service due date ........... 336
Fu nction/no tes ................................... 336
Re gular maintenance work .................. 336
Special service requirements .............. 336
ATA (anti-theft ala rmsystem) .................. 84
Deactivating the alarm .......................... 84
Fu nction ................................................ 84
AT TENTION ASSI ST.......................... 196, 197
Fu nction .............................................. 19 6
Setting ................................................. 197
Sy stem limitations ...............................1 96
At tention assistant
see ATTENTION ASSIST Au
dio mode
Ac tivating media mode ........................ 313
Connecting USB devices ...................... 316
Copyrights .......................................... .313
Information .......................................... 312
Inserting/removing an SD card ........... 313
Media sear ch....................................... 319
Overview ..............................................3 15
Pa use and playback function .............. .316
Selecting a track .................................. 316
Selecting pl ayback options .................. 316
Tr ack list .............................................. 316
Au thorized Mercedes-Benz Center
see Qualified specialist workshop
Au thorized workshop
see Qualified specialist workshop
Au tomatic activation
Switching on/o ff................................. 201
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ..........................11 2
Au tomatic engine start (ECO start/
sto p function) .......................................... 13 6Au
tomatic engine stop (ECO start/
sto p function) .......................................... 13 6
Au tomatic front passen ger front air‐
bag shu toff .......................................... 40, 42
Fu nction of the automatic front
passenger front airbag shutoff .............. 40
PA SSENGER AIR BAG indicator lamp .... .42
Au tomatic front passen ger front air‐
bag shu toff
see Automatic front passenger front
airbag shutoff
Au tomatic lateral support adjustment
Setting ................................................... 90
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .121
Au tomatic transmission
DIRECT SELECT le ver ........................... 13 9
Drive program display .......................... 13 8
Drive programs .................................... 13 8
DY NA MIC SELECT switch .................... 13 8
Engaging drive position ........................ 141
Engaging neutral .................................. 14 0
Engaging pa rkposition .........................1 41
Engaging reve rsege ar ........................ .140 480
Index

Blind Spot Assi
stNot Available When
To wing a Trailer See Operator's Man‐
ual ...................................................... .437
0027 Check Brake Fluid Le vel.............. 424
Check Brake Pads See Operator's
Manual ................................................ 432
Check Coolant Le vel See Operator's
Manual ................................................ 442
00B2 Check Engine Oil AtNext Refu‐
eling .................................................... 447
00B2 Check Engine Oil Le vel (Add 1
qu art) .................................................. 446
0049 Check Left Low Beam (Exam‐
ple) ...................................................... 461
0077Check Tire s ................................. 451
00B2Check Washer Fluid .................... 458
0059 Convertible Top Lo wering ........... 460
0059 Convertible Top Operation Pos‐
sible to37 mph................................... 460 00ACCoolant
Too Hot Stop Vehicle
Tu rn Engine Off ................................... 444
Cruise Control Inoperative ...................441
Cruise Control Off ...............................440
0025Cu rrently Un available See Oper‐
ator's Manual ...................................... 425
00E5Cur rently Una vailable See Oper‐
ator's Manual ...................................... .419
Decrease Speed .................................. 453
00AFDon't Forget Your Key................ .455
Drive More Slowly ............................... 433
Driver's Door Open & Transmission
Not in P Risk of Vehicle Rolling Away ..449
00B3 Engine Oil Le vel Cann otBe
Measured ............................................ 445
00B2 Engine Oil Le vel Low Stop Vehi‐
cle Turn Engine Off .............................. 445
00B2 Engine Oil Pressure Stop Switch
Off Engine ...........................................4 46
00B2Engine Oil Reduce Oil Le vel........ .445 0075Fr
ont Left Malfunction Service
Re quired (Example) ............................ .428
006FFr ont Left Seat Backrest Not
Lo cked (Example) ................................ 456
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................4 30
Fr ont Passenger Airbag Enabled See
Operator's Manual ...............................4 29
00B6Fu el Level Low ............................ 443
00B6 Gas Cap Loose ............................ 442
0025 Inoperative See Operator's
Manual ................................................ 426
00E5Inoperative See Operator's
Manual ................................................ 427
007AInoperative See Operator's
Manual ................................................ 423
0053Inoperative .................................. 432
0049Intell. Light Sy stem Inoperative ... 461
00AFKe yNot De tected (white dis‐
pl ay messa ge).....................................4 54 Index
487

00AFKe
yNot De tected (red displ ay
messa ge).............................................4 54
0075 Left Side Cur tain Airbag Mal‐
function Service Required (Example) ...4 28
Let fresh air into theve hicle interior.
Air Conditioning Malf. Visit Wo rk‐
shop ....................................................4 59
¢ Lowe ring .................................... 439
Malfunction Drive at Max. 50 mph...... 437
0049Malfunction See Operator ’s
Manual ................................................ 462
¢Max. Speed 22 mph.................... 438
Mercedes me connect Services Limi‐
te d See Operator's Manual .................. 431
N Pe rm anently Active Risk of Rolling
Aw ay ................................................... 449
00AF Obtain a New Key........................ 454
çOff .............................................. .439
00D9Off ............................................... 436 Only Shift
to'P' when Vehicle is Sta‐
tionary ................................................ .449
0059 Open/Close Con vertible To p
Comple tely .......................................... 460
0049Pa rking Brake See Opera tor's
Manual ................................................ 420
00AFPlace theKe y in the Mar ked
Space See Ope rator's Manual .............455
0077Please Cor rect Tire Pressure .......451
0049 Please Release Parking Brake .....4 23
PRE-SAFE Inoperative See Opera‐
to r's Manual ........................................ 431
Ra dar Sensors Dirty See Operator's
Manual ................................................ 424
006FRe ar Left Backrest Not
Latc hed (Example) ...............................4 56
00AFRe placeKey Bat tery .................... 455
Re versing Not Possible Service
Re quired .............................................. 448
003D See Ope rator's Manual ................ 441Service
Required Do Not Shift Gears
Vi sit Dealer .......................................... 448
Shift to'P' ...........................................4 49
Shift to'P' or 'N' toStart Engine .........450
0075SRS Malfunction Service
Re quired .............................................. 427
00CCSt eering Malfunction Incre ased
Ph ysical Ef fort See Ope rator's Man‐
ual ....................................................... 457
00CCSt eering Malfunction Stop
Immediately See Operator's Manual ... 456
St op Vehicle Lea veEngine Running
Wa itTransmission Cooling ..................448
003D Stop Vehicle Lea veEngine Run‐
ning ..................................................... 442
003D Stop Vehicle See Operator's
Manual ................................................ 443
00CC Stop Vehicle Vehicle Too Low ...... 438
çSuspended ..................................4 40
0049Switch Off Lights ......................... 462488
Index