2017 MERCEDES-BENZ S-CLASS CABRIOLET engine

Displa
ymessages
Possible causes/consequences and M
MSolutions
 Key not detected (white
displa ymessage) *T
hekeyisc urrently und etected. #
Chang ethe location of thek eyinthev ehicle. #
Ifth ek eyisstill no trecognised, star tt he engine wit hthe keyint he stow agec ompartment .
 Key no tdetected (red dis‐
pla ym essage) *T
hekeyc anno tbed etected and ma ynolonger be in thev ehicle.
The keyisn olon gerint hevehicle and yous wit ch offt he engine:
R youc an no lon gers tart thee ngine.
R youc anno tcentrally loc kthe vehicle. #
Ensur ethat thek eyis in thev ehicle.
If th ek eydetection function ha samalfunction du etoastrongradio signal source: #
pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Place thek eyinthes towa ge compartment fors tartin gt he engine wit hthe key.
 Plac ethe keyint he
marke dspac eSeeOwner's
Manual *T
hekeyd etection function is malfunctioning. #
Chang ethe location of thek eyinthev ehicle. #
Startt he vehicle wit hthe keyint he stow agec ompartment . Displa
ymessages and warning/indicator lamps 449

Ve
hicle Displa
ymessages
Possible causes/consequences and M
MSolutions
Apply brake to deselect
Park (P) position *
Yo uh ave attem ptedtos hiftthe transmission out of position jand int oanother transmission position. #
Depress theb rake pedal.
To shift out of PorN,
depress brake and start
engine *
Yo uh ave attem ptedtos hiftthe transmission out of position jori intoa nother transmission position. #
Depress theb rake pedal. #
Startt he engine.
Risk of vehicle rolling
Driver door open and trans-
mission not in P *
The driver's door is no tfully closed and thet ransmission is in position k,iorh. #
Shif tthe transmission toposition jwhen youp arkt he vehicle.
Np ermanently active Risk
of vehicle rolling *
While thev ehicle is rolling or while youa redriving, thet ransmission has been shif tedtop osition i. #
Depress theb rake pedal tostop and, when thev ehicle is stationar y,shif tthe transmission toposition j. #
Tocontinu eyour journe y,shif tthe transmission toposition hork.
Only select Park (P) when
vehicle is stationary *
The transmission can onl ybeshiftedtop osition jwhen thev ehicle is stationar y. 450
Displa ymessages and warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
Stop vehicle Leave engine
runnin gWait Transmission
cooling *T
he transmission has overheated. Pulling away can be temp orarily impaired or no tpossible. #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions .Donot
continu edriving under an ycircums tances. #
Lea veengine running. #
Wait until thed ispla ymessag edisappear sbefor epulling away.
Auxiliar ybattery malfunc-
tion *T
he auxiliary batteryfor thet ransmission is no longer being charge d. #
Consult aqualified specialis tworks hop. #
Untilthen, alw aysm anually se tthe transmission toposition jbefor eyou switc hoffthee ngine. #
Befor eleaving thev ehicle, apply thee lectric parking brake.
Air conditionin gMalfunc-
tion See Owner's Manual *O
peration of thec limat econtrol sy stem is temp orarily restricted. Air flow and fresh air suppl yaresettoa utomatic
mode. #
Have thec limat econtrol sy stem checkedataq ualified specialis tworks hop. 452
Displa ymessages and warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
Active bonnet malfunction
See Owner's Manual *T
he activ ebonne t(pedestrian pr otection) is malfunctioning or inoperativ eafter having already been triggered. #
Consult aqualified specialis tworks hop.
M *T
he engine bonne tisopen. &
WARNING Risk of accident du etodriving wit hthe engine bonne tunlo cked
An unloc kede ngin ebonn etma yopen up when thev ehicle is in motion and bloc kyour vie w. #
Neveru nloc kthe engine bonne twhen driving. #
Befor eevery trip, ensur ethat thee ngine bonn etis loc ked. #
Pull overand stop thev ehicle safely as soon as possible. #
Close thee ngine bonn et.
C *A
tlea st one door is open. #
Close al ldoo rs. Displ
aymessa gesa nd warning/indicator lamps 455

Displa
ymessages
Possible causes/consequences and M
MSolutions
N *T
he boo tlid is open. &
WARNING Risk ofexhaus tgas poisoning
Combustio nengines emit poisonous exhaus tgases suc hascarbon monoxide. Exhaus tgases can enter the
ve hicle interior if theb ootlid is open when thee ngine is running ,especially if thev ehicle is in motion. #
Alw ayss witc hoffthee ngine befor eopening theb ootlid. #
Neverd rive wit hthe boo tlid open. #
Close theb ootlid.
_ Example:Front left seat
backrest not locked *T
he seat backres tofthe cor responding front seat is no tengaged. #
Push thes eat backres tbacku ntil it engages.
¥
Top up washer fluid *T
hewasher fluid le velint hewasher fluid reser voir has dropped belo wthe minimum. #
Topupt hewasher fluid . 456
Displa ymessages and warning/indicator lamps

Sof
ttop Displa
ymessages
Possible causes/consequences and M
MSolutions
K Decrease speed *T
he sof ttop is open. If youd rive at speeds greater than 60 km/h, it is no tpossible toclos ethe sof ttop. #
Do no tdrive fast erthan 60 km/h. #
Pull or press and hold thes oft-to pswitc huntil thes oftt op is closed fully.
K Start engine See Owner's
Manual *T
he on-boar delectrical sy stem voltag eist oo lo w. #
Startt he engine.
K
While stationary, apply the
brakes before operating
the soft top. *T
hevehicle is stationar yand yout ryto open or close thes oftt op. #
Depress theb rake pedal. #
Push or pull thes oftt op switc hagain until thes oftt op is fully open or closed. Displa
ymessages and warning/indicator lamps 457

Wa
rning and indicator lamps Overvie
wofwarningand indicator lamps Som
esystems per form aself-tes twhen thei gni‐
tion is switched on. Some warning and indicator
lamps ma ybriefly light up or flash. This behav‐
iour is non-critical. Thes ewarning and indicator
lamps onl yindicat eamalfunction if they light up
or flash af tert he engine is star tedord uring a
journe y.
Instrument displa yinthe widesc reen cockpit Prog
ressiv esetting (widescreen cockpit) If
yo us elect thep rogressiv edispla ysetting in
ve hicles wit hawidescreen cockpit, thep osition
of thei ndicator lamps in thei nstrument display
ch anges.
Wa rning and indicator lamps:
L Dipped beam (→
page117 )
T St
anding light s(→pag e117 )
K Mai
nbeam( →pag e119 )
#! Tu
rn signal light (→ page119 )
R Re
ar fogl ight (→ page117 ) ü
Sea
tbelti sn otfast ened
(→ pag e471 )
J Brakes (red) (→
page465)
J Brakes (yell
ow)(→pag e465)
! ABSm
alfunction (→ page465)
÷ ESP®
(→ pag e465)
å ESP®
OFF (→ page465)
! Electric parkin
gbrake ( →pag e465)
Ð St
eering assis tance malfunction
(→ page 473)
# Electrica
lfault (→ page474 )
6 Re
stra int sy stem (→ page465)
; Engine diagnosis (→
page474 )
8 Fu
elreser vewit hfuel filler cap loca‐
tion indicator (→ page474 )
? Coolan
ttoo hot/cold (→ page474 )
· Dis
tance warning (→ page472)
h Ty
re pressur emonitoring sy stem
(→ pag e477) 462
Displaymessa gesa nd warning/indicator lamps

Engine
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
; Engine diagnosis warning
lamp The
yello we ngin ediagno stics warning lam pislit while thee ngine is running.
Am alfunctio nhasoccu rred in thee ngine, thee xhau stsystem or thef uel sy stem.
The emissions limit value ma yhave been exceeded and thee ngine ma yberunninginemergency operation mode. #
Have thev ehicle checkedass oon as possible at aqualified specialis tworks hop.
# Electrical fault warning
lamp The
rede lect rical fault warning lam pislit.
Ther eisaf ault in thee lectrics. #
Obser vethem essages in them ultifunction displa y.
8
Fu elreser vewarning lamp The
yello wf uel reser ve wa rning lam pislit while thee ngine is running.
The fue lsuppl yhasdroppe dintot he reser verange. #
Refuel. 472
Displaymessa gesa nd warning/indicator lamps