light MERCEDES-BENZ S-CLASS COUPE 2017 Repair Manual

Setting
Activ eB rake Assi st Multimedia sy
stem:
, Vehicle .
k Assistance .
Active
Brak eAssist
Ve hicles without Drivin gAssistanc epack‐
age: The settings can be made af ters tarti ngthe
ve hicle.
Ve hicles with Drivin gAssistanc epacka ge:
The setting scan be made when thei gnition is
switched on.
% It is recommended that youa lway sl ea ve
Ac tiveB rake Assi stswitched on.
Select one of thef ollowing settings: #
Early :your selection is retained when the
ve hicle is next star ted. #
Medium :your selection is retained when the
ve hicle is next star ted. #
Late:y our selection is retained when the
ve hicle is next star ted. #
Off:
The dis tance warning function and thea uton‐
omous braking function ar edeactivated. Ve
hicles without Drivin gAssistanc epack‐
age: when thev ehicle is next star ted, the
mediu msetting is auto matically selected.
Ve hicles with Drivin gAssistanc epack‐
age: Evasi veSteering Assis tisnotavailable.
When thei gnition is next star ted, them iddle
setting is selected automaticall yand Evasive
St eering Assis tisavailable.
% When ActiveB rake Assi stis deactivated, the
æ symbol appears inthea ssis tance
graphi cinthe multifunction displa y. Ad
aptiv eBrake Lights function Ad
aptiv eBrake Lights warnfollowing traf ficinan
emergency braking situation:
R Byflashin gbrake lamps
R By activatin gthe hazard warning lights
If th ev ehicle is braked sharpl yfroms peeds
abo ve50 km/h, theb rake lamps flash rapidly.
This pr ovides traf fict rave lling behin dyou wit han
eve nm oren oticeable warning. If
th ev ehicle is tra velling at speeds of mor ethan
70 km/h at theb eginnin gofthe brak eapplica‐
tion ,the hazar dwarning light sswitc hono nce
th ev ehicle is stationar y.When pulling away
again, theh azar dwarning light sswitc hoffauto‐
maticall yatapproximatel y10k m/h .You can
also switc hofftheh azar dwarning light susing
th eh azar dwarning button. Cruise control and limiter
Fu
nction of cruise control
Cruise cont rola ccelerates and brakes thev ehi‐
cle automaticall yinorder tomaintain aprevi‐
ous lystored speed.
If yo ua ccelerat etoovertake, fore xamp le,the
st ored speed is no tdele ted. If your emo veyour
fo ot from thea ccelerator pedal af tero vertaking,
cruise control will resume speed regulation back
to thes tore ds peed.
Cruise contro lisoperated using thec orrespond‐
ing steering wheel buttons. Youc an stor ea ny
ro ad spee dabove 20 km/h.
If yo uf ail toadap tyour driving style, cruise con‐
trol can neither reduce ther isk of an accident 18 0
Driving and pa rking

nor
override thel aws of ph ysics. It canno ttake
int oa ccount road, weather or traf ficc onditions.
Cruise control is only an aid. Youa re re sponsible
fo rt he dis tance tothev ehicle in front, forv ehi‐
cle speed, forb raking in good time and fors tay‐
ing in lane.
Displa ysinthem ultifunction display
The status of cruise control and thes tored
speed ar eshown in them ultifunction displa y. 1
Cruise cont roliss elected
2 Spee diss aved, cruise control is deactivated
3 Speed is sa ved, cruise control is activated %
The segments extending from thec urrent
st ored speed tothee nd of thes cale, or to
th es etwinter tyr elimit, light up in the
speedome ter.
Sy stem limitations
Cruise control ma ybeunable tomaintain the
st ored speed on uphill gradients. The stored
speed is resumed when theg radient evens out.
Chang eintoal owergear in good time on long
and steep downhill gradients. Take particular
no te ofthis when drivin galaden vehicle. By
doing so, youw ill mak euse of theb raking ef fect
of thee ngine. This relie vest he load on theb rake
sy stem and pr events theb rake sf romo verheat‐
ing and wearing tooq uickl y.
Do no tuse cruise control in thef ollowing situa‐
tions:
R In traf fics ituations whi chrequ iref requ ent
ch anges of speed, e.g .inheavy traf fic, on
winding roads
R On slippe ryroads. Accelerating can cause
th ed rive wheels tolose traction and the
ve hicle could then skid
R When visibility is poor Fu
nction of thel imiter
The limiter restricts thes peed of thev ehicle. To
re duce thes peed swiftl ytothe se tspeed, the
limiter applies theb rake sa utomatically.
Yo uc an limit thes peed as follo ws:
R Variable: fors pee dlimits, e.g. in built-up
areas.
R Perm anen t:forl ong-ter mspee drestrictions,
e.g .whend riving in winter tyr emode.
The variable limiter is operated usin gthe cor re‐
sponding steering wheel buttons. Youc an store
an yr oad speed abo ve20 km/h. Youc an also
per form settings while thev ehicle is stationar yif
th ev ehicle has been star ted.
If yo uf ail toadap tyour driving style, thel imiter
can neither reduce ther isk of an accident nor
ov erride thel aw sofp hysics. It canno ttak ei nto
account road, weather or traf ficc onditions .The
limiter is only an aid. Youa re re sponsible fort he
dis tance tothev ehicle in front, forv ehicle
speed, forb raking in good time and fors taying
in lane. Drivin
gand parking 181

Ac
tiveD ista nce Assi stDISTRONI Cisonly an aid.
The driver is responsible fork eeping asafed is‐
ta nce tothev ehicle in front, forv ehicle speed
and forb raking in good time.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances, fore xamp le:
R In sn ow,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in great lyvarying
light conditions.
R The windsc reen in thea reaoft he camer ais
dirty ,miste du p, damaged or co vered.
R Ifth er adar senso rsared irty or co vered.
R On slipper yroads, braking or accelerating
can cause thed rive wheels tolose traction
and thev ehicle could then skid.
R In multi-s toreyc ar par ksor on roads with
st eep uphill or downhill gradients.
Do no tuse ActiveD ista nce Assi stDISTRONI Cin
th ese situations. &
WARNING Risk of accident from acceler‐
ation or braking byActiveD ista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmayaccel‐
erat eorb rake inthef ollowing cases, for
ex ample:
R Ifth ev ehicle pulls away usin gActiv eDis‐
ta nce Assi stDISTRONIC.
R Ifth es tore ds peed is called up and is
considerabl yfasterors lowe rthan the
cur rently driven speed.
R IfAc tiveD ista nce Assi stDISTRONI Cno
longer de tects avehicle in front or does
no treact toreleva nt objects. #
Alw aysc arefully obser vethet raffic con‐
dition sand be ready tobrak eata ll
times. #
Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed. &
WARNING Risk of accident du etoinsuf‐
fi cient decele ratio nbyA ctiveDista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cbrakes
yo ur vehicle wit hupto50%oft he maximum
possible deceleration. If this decele ratio nis
no ts ufficient, ActiveD ista nce Assi st
DISTRONI Calertsy ou wit havisual and
acoustic warning. #
Inthese cases, adjus tyour speed and
ke ep asufficient di stance. #
Brak ethe vehicle yourself and/or take
ev asiv eaction. &
WARNING Risk of accident if de tection
function of ActiveD ista nce Assi st
DISTRONI Cisimpaired
Ac tiveD ista nce Assi stDISTRONI Cdoesn ot
re act or on ly partially reacts:
R When drivin gonadiffe re nt line tothe
ve hicle ahead or changing lane. Drivin
gand parking 18 5

If
th es ystemr eaches asysteml imitation or the
driver has no tsteered thev ehicle forac onsider‐
ablep eriod of time or has remo vedt heir hands
from thes teering wheel, thes ystemw ill,
depending on thes ituation ,first aler tthe driver
wit hav isual warning. Display 1appear sinthe
multifunction displa y.Ifth ed rive rs tilld oes not
st eer thev ehicle himself or herself, or still has
no ttaken hold of thes teering wheel, arepeated
wa rning tone sounds in additio ntothe visual
wa rning messag etoremind thed rive rtot ake
cont roloft hevehicle.
The warning messag edoes no tappear or disap‐
pear sifo ne of thef ollowing condition sareme t:
R The driver steer sthe vehicle.
R The driver presses asteering wheel button or
operates Touc hC ontrol.
Ac tiveS teering Assis tisonlyana id. The driver is
re sponsible fort he dis tance tothev ehicle in
front, forv ehicle speed, forb raking in good time
and fors taying in lane. Befor echanging lanes,
th ed rive rm ustm akes uret hat then eighbouring
lane is free (glance over thes houlder). Sy
stem limitations
Ac tiveS teering Assis thas alimited steering tor‐
qu efor lateral guidance. In some cases ,the
st eering inter ventio nisn otsufficien ttok eepthe
ve hicle in thel ane or todriv epaste xits. Active
St eering Assis tcann otprov ide thed rive rw ith
st eering assis tance at roundabouts, T-junctions,
junctions, tollst ations or turns ,for example.
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances:
R In sno w,rain, fog, heavy spr ay,ift hereis
gl ar eord irect sunlight or if ther ea regreatly
va rying light condition sorreflections, or
stro ng shado wsonthec arriag ewa y.
R Insuf ficient road illumination.
R The windsc reen in thea reaoft he camer ais
dirty ,miste du p, damaged or co vered.
R Absence of lane markings, or se veralu nclear
lane markings, or if them arkings chang erap‐
idly.
R The dista ncetot hevehicle in front is too
small and thel ane markings thus canno tbe
de tected.
R The car riag ewa yisn arrow and winding. R
Obs tacle sont he lane or projecting out into
th el ane.
The sy stem does no tprovide assis tance in the
fo llowing conditions:
R On tigh tbends ,roundabouts and when turn‐
ing.
R Ifyo ua ctivel ychang elane without swit ching
on thet urns ignal indicator. &
WARNING Risk of accident if Active
St eering Assis tunexpectedl ystops func‐
tioning
If th es ysteml imitations of ActiveS teering
Assis tare re ached ther eisnog uarantee that
th es ystemw illremain activ eorwillk eep the
ve hicle in lane. #
Alw aysk eep your hands on thes teering
wheel and obser vethet raffic carefull y. #
Alw ayss teer thev ehicle paying atten‐
tion totraf ficc onditions. Driving and pa
rking 191

sag
eiss hown in them ultifunction displa y.The
ve hicle is decelerated in stages toas tandstill. At
speeds belo w60km/h theh azar dwarning
light sswitc hona utomaticall y.
When thev ehicle is stationar y,thef ollowing
actions ar ecarried out:
R The vehicle is secured wit hthe electric park‐
ing brake.
R ActiveD ista nce Assi stDISTRONI Cisended.
R The vehicle is unloc ked.
R If possible, an emer gency cal lisplace dto
th eM ercedes-Benz emer gency cal lcentre.
The driver can cance lthe deceleration at any
time byper form ing one of thef ollowing actions:
R Steering
R Depressing theb rake or accelera torp edal
R Pressing asteering wheel button or operat‐
ing Touc hC ontrol
R Activating or deacti vating ActiveD ista nce
Assi stDISTRONIC Overvi
ewofActiv eD ista nce Assist
DISTRO NIC displa ysinthei nstrument clus‐
ter The assis
tance graphi cand thes tatus display
sho wthe status of thef ollowing function sinthe
instrument clus ter:
R ActiveD ista nce Assi stDISTRONIC
R Route-based spee dadjustment
R ActiveS teering Assist Assistant display 1
Route-based spee dadjustmen t(type of
ro utee vent)
2 Vehicle ahead
3 Distance indica tor
4 Setspecifie ddista nce
5 Own vehicle 194
Driving and pa rking

Ac
tiv eD ista nce Assis tDISTR ON ICstatus dis‐
pla yand route-base dspee dadjustment 1
ActiveD ista nce Assi stDISTRONI Cselected,
se ts pecified dis tance
2 ActiveD ista nce Assi stDISTRONI Cdeacti va‐
te d, speed stored 3
ActiveD ista nce Assi stDISTRONI Cactive,
speed stored, no vehicle de tected (gr eyvehi‐
cle symbol)
4 ActiveD ista nce Assi stDISTRONI Cactive,
speed stored, vehicle de tected (green vehi‐
cle symbol)
5 ActiveD ista nce Assi stDISTRONI Candroute-
based spee dadjustmen tactive, speed
st ored
% On mo torw aysorh igh-speed major roads,
th eg reen ç vehicle symbol is displa yed
cyclically whe nthe vehicle is ready topull
aw ay.
Speedome ter
The stored speed is highlighted on thes peedom‐
et er.Ift he speed of thev ehicle ahead or the
speed adjustment is less than thes tore ds peed
due tother out eevent ahead, thes egment sin
th es peedome terl ight up. Activation or deacti va‐
tio nofA ctiveDista nce Assi stDISTRONIC, as
we ll as alteration sinthe sa veds peed and the
dis tance tobe maintained, ar edispla yedint he
individual control feedbac kofthe multifunction
displa y. Ac
tiv eS teering Assis tstatus display 1
Grey steering wheel: ActiveS teering Assist
switched on and passive
2 Green steering wheel: ActiveS teering Assist
switched on and active
3 Yello ws teering wheel flashing: transition
from activ etopassivestatus (s ystem limita‐
tion de tected or prom pttothed rive rto
activel yconfirm)
During thet ransition from thea ctiv etop assive
st atus ,the è symbol is shown as enlarged
and flashes yello w. Once thes ystemisp assive
the è symbol is shown as gr eyinthem ulti‐
function displa y. Driving and pa
rking 19 5

&
WARNING Risk of entrapment from vehi‐
cle lo wering
Ve hicles with AIRB ODYC ONT ROLor
le ve lc ontrol sy stem: When youu nload lug‐
ga ge or lea vethev ehicle, thev ehicle first
ri ses slightly and then returns tothes etlevel
shortl yafter wa rds.
Yo uora nyone else in thev icinit yoft he
whee larches or theu nderbody could thus
become trapped.
The vehicle can also be lo wereda fter being
loc ked. #
When leaving thev ehicle, mak esure
th at nobody is in thev icinit yoft he
whee larches or theu nderbody. Re
quirements:
R The vehicle has been star ted.
R The vehicle mus tnotbe moving fasterthan
80 km/h. Ra
ising thev ehicle #
Press but ton1.
Indica torlamp 2lights up.
The vehicle is raised by40 mm compared to
th en ormal le vel.
Yo ur selection is sa ved. The
vehicle is lo wereda gain in thef ollowing sit‐
uations:
R When driving fasterthan 120k m/h.
R When driving between 80 km/h and
120k m/h fora pproxima tely thre em inutes.
R Afters electing adrive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedtot he height of thel ast
activ edrive program.
Lo weri ngthev ehicle #
Press but ton1.
Indica torlamp 2goes out. The vehicle is
adjus tedtot he height of thel asta ctiv edrive
program. MAGIC
BODY CONT ROL MAGIC
BODY CONT ROLfunction
MAGIC BODY CONTROL is an electrohydraulic
suspension wit hvariable dampin gfor impr oved
driving comfort. The all-round le velc ontrol sys‐
te me nsures theb estp ossible suspension and
const ant groun dclearance, evenw ithal aden Drivin
gand parking 19 9

RO
AD SUR FACE SCAN:
R Monitor sthe road in fron tofthevehicle
using multifunction camera 1.
R Is activ ewhen driv eprogram Comfort or
CURVE is selected.
R Detects une venness in ther oad sur face, e.g.
bu mp s, befor ethe vehicle drives overthem.
R Reduces chassis mo vements. Sy
stem limitations
RO AD SUR FACE SCAN can be impaired in the
fo llowing situations or can stop functioning:
R Ifth ec arriag ew ay is insuf ficiently lit, e.g. at
night.
R In sno w,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in greatlyvarying
light conditions.
R Ifth ew indscreen in thea reaofm ultifunction
camera 1is dirty ,miste du p, damaged or
co vered.
R Ifth er oad sur face ha snoo ptic stru ctur eor
re flectsl ight.
R Ifth ed ista nce tothev ehicle in front is too
short.
R If sections of ther out ehave averys mall
ra dius of cur vature.
R In dynamic driving manoeuv res, e.g. if you
accelerat eorbrake thev ehicle sharpl y.
R Atspeeds belo w7km/h or abo ve
18 0k m/h.
R Ifth ev ehicle is at araised le velorind rive
prog ram Sport orSpor tPlus . Obser
vethen otes on cleaning them ultifunction
camer a(→pag e372).
Se ttin gthe vehicl elevel &
WARNING Risk of accident because
ve hicle le velist oo high
If yo ud rive atah igher vehicle le vel,th ed riv‐
ing characteristic smaybe impaired due to
th eh igher vehicle centre of gravity.
The vehicle ma ytipove rmoreq uickl yona
bend, fore xamp le. #
Alw ayss elect as lo wavehicle le velas
possible and adap tyour driving style
accordin gly. &
WARNING Risk of entrapment from vehi‐
cle lo wering
Whe nlowe ring thev ehicle, other people
could become trapped if their limbs are
between thev ehicle body and thet yres or
underneat hthe vehicle. #
Mak esurenoo ne is underneat hthe
ve hicle or in thei mmediat evicinity of Driving and parking
203

th
ew heel ar ches when youl owe rthe
ve hicle. &
WARNING Risk of entrapment from vehi‐
cle lo wering
Ve hicles with AIRB ODYC ONT ROLor
le ve lc ontrol sy stem: When youu nload lug‐
ga ge or lea vethev ehicle, thev ehicle first
ri ses slightly and then returns tothes etlevel
shortl yafter wa rds.
Yo uora nyone else in thev icinit yoft he
whee larches or theu nderbody could thus
become trapped.
The vehicle can also be lo wereda fter being
loc ked. #
When leaving thev ehicle, mak esure
th at nobody is in thev icinit yoft he
whee larches or theu nderbody. Re
quirements:
R The vehicle has been star ted.
R The vehicle mus tnotbe moving fasterthan
12 0k m/h. R
Onl yw henloweri ngthev ehicle: whenthe
ve hicle is stationar y,all thed oor shave tobe
closed.
Ra ising thev ehicle #
Press but ton1.
Indica torlamp 2lights up.
The vehicle is raised by50 mm compared to
th en ormal le vel. Yo
ur selection is sa ved.
The vehicle is lo wereda gain in thef ollowing sit‐
uations:
R When driving fasterthan 120k m/h.
R When driving between 80 km/h and
120k m/h fora pproxima tely thre em inutes.
R Afters electing adrive program using the
DY NA MIC SELECT switch.
The vehicle is adjus tedtot he height of thel ast
activ edrive program.
Lo weri ngthev ehicle #
Press but ton1.
Indica torlamp 2goes out. The vehicle is
adjus tedtot he height of thel asta ctiv edrive
program. 204
Driving and parking

Sy
stem limitations
Pa rking Assis tPARKTRONIC does no tneces sa‐
ri ly take intoa ccount thef ollowing obs tacles:
R Obs tacle sb elow th edetection range, e.g.
pe rsons, animals or objects.
R Obs tacle sabove thed etection range, e.g.
ove rhanging loads, overhang sorl oading
ra mp sofl orries.
The sensor smustbef reeofd irt, ice and slush.
Otherwise, they ma ynotfunction cor rectly.
Clea nthe sensor sregularly ,taking ca renotto
scratc hordamagethem.
Fu nction of thep assiv es ide impact pr otec‐
tion
Pa ssiv eside impact pr otection is an additional
Pa rking Assis tPARKTRONIC functio nwhich
wa rnst he driver about obs tacle satt he side of
th ev ehicle. Awarning is issued when obs tacles
ar ed etected between thef ront and rear de tec‐
tion range. In orde rfor an objec ttobedetected,
th es ensor sinthe front and rear bumper must
de tect theo bjec twhile youa redrivin gpastit. During
thep arking procedur eormanoeuvring,
objects ar edetected as thev ehicle drives past.
If yo us teer in thed irection of adetected obs ta‐
cle and ther eisar isk ofalateral collision, a
wa rning is issued. The lateral segment slight up
orang eorred, depending on thed ista nce tothe
obs tacle.
Segment colour dependin gondistance
Colour Lateral distance in
cm
Re dA pprox.<30
Orang eA pprox30 -60 In order
forl ateral front or rear segment stobe
displa yed, thev ehicle mus tfirst trave lad ista nce
of at leas thalfoft hevehicle length. Once the
ve hicle has tr avelled thel engt hoft hevehicle, all
of thel ateral front and rear segment scan be dis‐
pla yed. Ve
hicles without 360° Camera
1 Parking Assis tPARKTRONIC is only opera‐
tiona linthe front and rear
2 Parking Assis tPARKTRONIC is operational
an dc an also warnthed rive ra bout obs tacles
at thes ide of thev ehicle
3 Obstacle de tected at thef ront right (orange)
and rear (red) 206
Drivingand parking