2017 MERCEDES-BENZ S-CLASS COUPE sensor

Displa
ymessages
Possible causes/consequences and M
MSolutions
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R soiling of thes ensors
R heavy rain
R extende dcountr ydriving wi thout other traf fic, e.g. in thed esert
Driving sy stems and driving saf etys ystems ma ybem alfunctioning or temp orarily una vailable.
Onc ethe cause of thep roblem is no longer present ,driving sy stems and driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tdisappear: #
Pull overand stop thev ehicle safely as soon as possible, paying attention toroad and traf ficc onditions. #
Clea nallsenso rs . #
Restar tt he engine. Displa
ymessages and warning/indicator lamps 441

Displa
ymessages
Possible causes/consequences and M
MSolutions
Active Blind Spot Assist
currently unavailable See
Owner's Manual *A
ctiv eBlind Spo tAssististemp orarily una vailable.
The sy stem border shave been reached (→ page225). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again. #
Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine.
Active Blind Spot Assist
inoperative *A
ctiveBlind Spo tAssistis malfunctioning. #
Consult aqualified specialis tworks hop.
Blind Spot Assist currently
unavailable See Owner's
Manual *B
lind Spo tAssis tist emporaril yunavailable.
The sy stem border shave been reached (→ page225). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again.
or #
Ifth ed ispla ymessag edoes no tdisappear ,stopt he vehicle while paying attention toroad and traf ficc onditions
and restar tt he engine. #
If necessar y,clean ther ear bumper .Ifthe bumper is extreme lydirty ,the sensor sinthe bumper ma ybemal‐
functioning.
Blind Spot Assist inopera-
tive *B
lind Spo tAssis tism alfunctioning. #
Consult aqualified specialis tworks hop. 448
Displaymessa gesa nd warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
h Warning tyre defect *T
he tyr epressur eino ne or mor etyres has dropped suddenly .The wheel position is displa yed. &
WARNING Risk of an accident from driving wi thaflat tyre
Flat tyres ar edangerous in thef ollowing ways:
R The tyres can overheat and cause afire.
R ‑The driving characteristics, steering and braking ma ybegreatl yimp aired.
Yo uc ouldthen lose control of thev ehicle. #
Do no tdrive wit haf lat tyre. #
Obser vethen otes on flat tyres. No
tesonf lat tyres (→ page376). #
Stop thev ehicle, paying attention toroad and traf ficc onditions. #
Chec kthe tyres.
Tyre press. monitor cur-
rently unavailable *N
osignals can be recei vedf romt he tyr epressur esensor sdue tostro ngradio signal source inter fere nce. The tyre
pressur emonitoring sy stem is temp oraril yunavailable. #
Driv eon.
The tyr epressur emonitoring sy stem restarts automaticall yassoon as thec ause has been rectified. 458
Displa ymessages and warning/indicator lamps

Displa
ymessages
Possible causes/consequences and M
MSolutions
h Wheel sensor(s )missing *T
her eisnos ignal from thet yrep ressur esensor of one or mor ewheels. The pressur eofthe affected tyr eisnot
displ ayed. #
Have thef aulty tyr epressur esensor replaced at aqualified specialis tworks hop.
Tyre press. monitor inoper-
ative No wheel sensors *T
he wheels fitted do no thave suitable tyr epressur esensors. The tyr epressur emonitoring sy stem is deactivated. #
Fit wheels wit hsuitable tyr epressur esensors.
Tyre press. monitor inoper-
ative *T
he tyr epressur emonitoring sy stem is faulty. &
WARNING Thereisar isk of an accident if thet yrep ressur emonitoring sy stem is malfunctioning
If th et yrep ressur emonitoring sy stem is malfunctioning, it is no table toissue awarning if ther eisp ressure
loss in one or mor eofthe tyres.
Ty resw ithi nsuf ficient tyr epressur emay,for example, af fect thev ehicle's handling characteristics, steering and
braking. ‑ #
Have thet yrep ressur emonitoring sy stem checkedataq ualified specialis tworks hop. #
Consult aqualified specialis tworks hop. Displa
ymessages and warning/indicator lamps 459

Displa
ymessages
Possible causes/consequences and M
MSolutions
b AUTO lights inoperative *T
he light sensor is faulty. #
Consult aqualified specialis tworks hop.
b Switch off lights *Y
ou ar eleaving thev ehicle and thel ights ar estills witched on. #
Turn thel ight switc htotheà position.
b Switch on headlamps *Y
ou ar edriving without dipped-beam headlamps. #
Turn thel ight switc htotheL orà position.
Adaptive Highbeam Assist
Plus inoperative *A
daptiv eHighbeam Assis tPlus is faulty. #
Consult aqualified specialis tworks hop.
Adaptive Highbeam Assist
Plus currently unavailable
See Owner's Manual *A
daptiv eHighbeam Assis tPlus is temp oraril yunavailable.
The sy stem border shave been reached (→ page124). #
Driv eon.
Once thec ause of thep roblem is no longer present ,the sy stem will be available again. The AdaptiveHighbeam
Assist Plus availabl eagain displa ymessag eappears. Displa
ymessages and warning/indicator lamps 471

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
? Coolant warning lamp The
redc oolant warning lam pislit while thee ngine is running.
Po ssible causes:
R The temp eratur esensor is malfunctioning
R Coolant le veltoo low
R The air suppl ytotheradiator is obstructed
R The radiator fani sfaulty
If th er eisana dditional warning tone, thec oolant temp eratur ehasexceeded 120° C. &
WARNING Danger of bu rnsw hen opening theb onnet
If yo uo pen thee ngine bonn etwhen thee ngine has overheated or during afireint he engine compartment, you
could come int ocontact wi thhotg ases or other escaping operating fluids. #
Befor eopening theb onnet ,allowt he engine tocool down. #
Inthee vent of afireint he engine compartment, keep thee ngine bonn etclosed and cal lthe fire service. #
Stop thev ehicle immediately ,paying attention toroad and traf ficc onditions ,and switc hoffthee ngine. Do no tcon‐
tinue driving under an ycircums tances. #
Obser vethem essages in them ultifunction displa y.
If th ec oolant temp eratur edispla yisatt he lowerend of thet emperatur escale: #
Consult aqualified specialis tworks hop. 484
Displa ymessages and warning/indicator lamps

È
.................................................... 451
_Example: Front lef tseat back‐
re st notloc ked ................................... 469
bExample: Lef tdipped beam ........470
Fa ult Driv eatmax.80k m/h .............. .447
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 44
Fr ont-passenger airbag enabled See
Owner's Manual ..................................4 43
!inoperativ eSee Owner' sMan‐
ual ....................................................... 429
÷inoperativ eSee Owner' sMan‐
ual ....................................................... 431
Tinoperativ eSee Owner' sMan‐
ual ....................................................... 433
GInope rative ................................. .438
bIntelligent Ligh tSystemi noper‐
ative ....................................................4 70
ÂKe ynotdetected (red displ ay
messa ge).............................................4 61Â
Keyn otdetected (whit edispl ay
messa ge).............................................4 61
Le tfresh air int othe vehicle interior!
Air conditioningm alf.Visit workshop .. 465
Limiter inoperative ...............................4 51
Limiter passive ..................................... 451
Lo we ring ............................................. 452
bMalfunctio nSee Owner' sMan‐
ual ....................................................... 470
max. speed 35 km/h ..........................452
ðMaximum spee dexceeded ..........4 52
Np ermanently activ eRiskofv ehicle
ro lling .................................................. 462
ëOff .............................................. .450
Onl yselect Park (P) when vehicle is
st ationary ............................................ 462
!Pa rking brak eSee Owner's
Manual ................................................ 435
ÂPlace thek eyinthem arked
space See Owner's Manual ................. 461PRE-SAFE inoperativ
eSee Owner's
Manual ................................................ 439
Ra dar sensor sdirty See Owner's
Manual ........................................ 440,441
h Rectify tyr epressure ................... 457
! Release parkin gbrake ................ 434
Re place keyS eeOwner' sManual ........ 460
ÂRe placekey................................ .460
8Re servefuel le vel........................ 455
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 442
Re versing no tposs. Consult work‐
shop ....................................................4 63
Risk of vehicle rolling Driver door
open and transmission no tinP...........462
Speed limi t(winter tyres) XXX km/h ... 452
# Starte ngine See Owner' sMan‐
ual ...................................................... .454
Ð Steering malfunction Drive
carefull yVisit workshop ......................4 65498
Index

ÐSt
eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 466
ÐSt eering malfunction Stop
immediatel ySee Owner's Manual .......466
St op vehicle Lea veengine running
Wa itTransmission cooling ...................464
# Stop vehicle Lea veengine run‐
ning ..................................................... 455
#St opvehicle See Owner's Man‐
ual .......................................................4 54
É Stop vehicle Vehicle tool ow ........ 446
b Switc hofflights ........................... 471
b Switc honh eadlamps .................. 471
To shif tout of PorN,d epress brake
and star te ngine .................................. 462
To pupc oolant See Owner ’sManual ... 453
¥To pupwasherfluid .................... .469
Tr af ficS ign Assi stCamer aview
re stricted See Owner's Manual ...........449 Tr
af ficS ign Assi stcur rently una vaila‐
ble See Owner's Manual ......................449
Tr af ficS ign Assi stinope rative ............. 449
Tr ansmission Malfunction Stop ........... 463
! Turn on thei gnition torelease
th ep arking brake ................................ 433
Ty re press. monitor cur rentl yu navail‐
able .................................................... .458
Ty re press. monitor inoperative ...........459
Ty re press. monitor inoperativ eNo
wheel sensors .................................... .459
Ty re pressur eChec ktyres ...................4 56
dVe hicle is operational Switch
of ft he ignition befor eexiting ............. .463
ÉVe hiclerising Please wait............ 445
É Vehicle rising ...............................4 45
hWa rning tyr edefect .................... .458
hWheel sensor(s) missing ............. 459
Wi thout changing gear,c onsult work‐
shop ....................................................4 63Displa
yonthe windsc reen
see Head-up display
Distance control see ActiveD ista nce Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see ActiveD ista nce Assi stDISTRONIC
Door Additional door loc k............................. .66
Lockin g(from inside) .............................67
Opening (from inside) ............................66
Po we rclosing function ......................... .71
Un lockin g(emer gency key) .................... 71
Un lockin g(from inside) ........................ .66
Door cont rolp anel .................................... .12
Door cont rolp anel (rear) .......................... 14
Drink sholder
see Cup holder
Driv eAwayA ssist .................................... 217
Driv eposition
Selecting ............................................ .158 Index
499