2017 MERCEDES-BENZ S-CLASS COUPE engine coolant

1
Speedom eter →
233
2 AIR BODY CONTROL malfunctioning →
483
3 #! Turn signal light →
12 3
4 Multifunction display →
234
5 Revc ounter →
233
6 å ESP®
OFF →
476
÷ ESP®
→
476
7 K Main beam →
12 3
L Dippe dbeam →
121
T Standing lights →
121
8 ? Coolan ttoo hot/cold →
485
9 Coolant temp eratur edisplay →
233
A · Distance warning →
483
B Ð Steering assis tance malfunction →
484
C # Electrica lfault →
485 D
J Brakes (red) →
476
E ü Seatbelti sn otfastened →
482
F Fuel le veld isplay
G 8 Fuelreser vewit hfuel filler flap location
indicator →
485
H R Rear fogl ight →
12 2
I 6 Restra int sy stem →
33
J % This indicator lam phas no function
K ; Engine diagnosis →
485
L J Brakes (yellow) →
476
M ! Electric pa rking brak eapplied (red) →
476
N h Tyre pressur emonitoring sy stem →
488
O ! ABS malfunction →
476
P ! Electric pa rking brak e(yellow) →
476 At
ag lanc e–W arning and indicator lamps 9

Instrument displa
yoverview &
WARNING Risk of accident du etoan
instrumen tdispla ymalfunction
If th ei nstrument displa yhasfailed or mal‐
functioned, youm aynotrecognise function
re strictions applying tosaf etyr ele vant sys‐
te ms.
The operating saf etyofy ourvehicle ma ybe
impaired. #
Driv eonc arefull y. #
Have thev ehicle checkedi mmediately
at aq ualified specialis tworks hop. Mercedes‑AMG
vehicles: observet he no tesin
th eS upplement .Otherwise, youm ayfailto rec‐
ognise dangers.
If th eo perating saf etyofy ourvehicle is
impaired, par kthe vehicle safel yassoon as pos‐
sible. Contact aqualified specialis tworks hop. Instrument display
1
Speedome ter
2 Multifunction display
3 Revc ounter
4 Coolant temp eratur edisplay
5 Fuel le vela nd fuel filler flap locatio nindica‐
tor
% This displa yisanexamp le. In stead of rev
counter 3other displa ysarea lso possible.
The segment sinspeedome ter1 indica tethe
sy stem status fort he following:
R Cruise control (→ page180) R
Limiter (→ page181 )
R ActiveD ista nce Assi stDISTRONIC
(→ page 184)
Ve hicles with Traf ficS ign Assis t:de tected
instructions and traf fics igns appea rinthe
speedome ter( → pag e220).
* NO
TEEngine dama gedue toexcessively
hig he ngine speeds The engine will be damaged if
youd rive with
th ee ngine in theo verrev ving range. #
Do no tdrive with th eengine in theo ver‐
re vving range. In
revc ounter 3theo verrev ving rang eiss hown
in red. When theo verrev ving rang eisr eached,
th ef uel supply is inter rupte dtop rotect the
engine.
During normal operating conditions ,coolant
te mp eratur edisplay 4mayrise to120° C. Instrument Displ
ayand on-boar dcomputer 231

*
NO
TEDama gecaused bytopping up too
muc hengine oil To
pping up toom uche ngine oil can cause
damag etothe engine or thec atalytic con‐
ve rter. #
Have excess engine oil remo vedata
qu alified specialis tworks hop. #
Turn cap 1anti-clockwise and remo veit. #
Topupt he engine oil. #
Replace cap 1and tur nitclockwise as far
as it will go. #
Chec kthe oil le vela ga in (→ page362). Checking
thec oolant le vel &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Danger of bu rnsf romh ot
coolant
The engine cooling sy stem is pressurised,
particularly when thee ngine is warm.Ify ou
open thec ap, youc ould be scalded byhot
coolant spr aying out. #
Letthe mo torc ool down befor eopening
th ec ap. #
When opening thec ap, wearglove sand
pr otectiv eeyewe ar. #
Slowl yturnt he cap half aturntoa llow
pressur etoescape. 364
Maintenanc eand care

#
Park thev ehicle on alevel sur face. #
Chec kthe coolant temp eratur edispla yint he
instrument clus ter.
The coolant temp eratur emustbeb elow
70 °C. #
Slowl yturnc ap 1 anti-clockwise torelie ve
exc ess pressure. #
Continue turning cap 1anti-clockwise and
re mo veit.
The coolan tleve lisc orrect:
R ifth ee ngine is cold up tomar kerb ar2
R ifth ee ngine is warm upto1.5c mo ver
mar kerb ar2 #
If necessar y,topupw ithc oolant that has
been appr ovedbyM ercedes-Benz.
R Further information on coolant (→ page427) To
pping up the windsc reen washer sy stem &
WARNING Danger of bu rnsf romh ot
component parts in thee ngine compart‐
ment
Cer tain component parts in thee ngine com‐
partmen tmaybe very hot, e.g. thee ngine,
th er adiator and parts of thee xhau stsystem. #
Letthe engine cool down and only
to uc ht he component parts described
below: &
WARNING Danger of bu rnsw hen open‐
ing theb onnet
If yo uo pen thee ngine bonn etwhen the
engine has overheated or during afireint he
engine compartment, youc ould come into
contact wit hhotgases or other escaping
operating fluids. #
Befor eopening theb onnet ,allowt he
engine tocool down. #
Inthee vent of afireint he engine com‐
partment, keep thee ngine bonn et
closed and cal lthe fire service. &
WARNING ‑Riskoff irea nd injur ydue to
windscreen washer concentrate
Wi ndsc reen washer concentrat eishighly
fl ammable. It coul dignit eifitc omes into
con tact wi thhote ngine component parts or
th ee xhau stsystem. #
Mak esuret hat no windscreen washer
concentrat espills out next tothef iller
opening. Maintenance and care
365

Re
placement amount Mode
lR eplacement
amount
S4 50 4MATIC 6.5l
All other models 9.0 lNote
sonb rake fluid Obser
vethen otes on operating fluids
(→ pag e421). &
WARNING Risk of an accident du eto
va pour poc kets form ing in theb rake sys‐
tem
The brak efluid cons tantl ya bsorbs moi sture
from thea ir.T his lo werstheb oiling point of
th eb rake fluid. If theb oiling point is tool ow,
va pour poc kets ma yformint he brak esys‐
te mw hen theb rake sa reapplied hard.
This impair sthe braking ef fect. #
Have theb rake fluid rene we datt he
specified inter vals. Ha
ve theb rake fluid regularly changed at aquali‐
fi ed specialis tworks hop.
Onl yuse brak efluid appr ovedbyM ercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0.
Fu rther information on brak efluid:
R intheM ercedes-Benz Specification sfor
Operating Fluids at http://be vo.mercedes-
benz.com
R ataq ualified specialis tworks hop Coolant
Note
sonc oolant
Obser vethen otes on service products
(→ pag e421). &
WARNING Risk offire ‑a nd inju ryfrom
antifreeze
If antifreeze comes int ocontact wit hhot
component parts in thee ngine compart‐
ment ,itmayignite. #
Allo wthe engine tocool down before
yo ut op up thea ntifre eze. #
Mak esuret hat no antifreeze spills out
next tothef iller opening. #
Thoroughl yclean thea ntifre eze from
componen tparts befor estartin gt he
ve hicle. *
NO
TEDama gecaused byincor rect cool‐
ant #
Onlyadd coolant that has been pre‐
mixed wit hthe requ ired antifreeze pro‐
te ction.
Fu rther information on coolant:
R IntheM ercedes-Benz Specification sfor
Operating Fluids 310.1, e.g. online at
http://be vo.mercedes-benz.com.
R Ataq ualified specialis tworks hop. *
NO
TEOverheating at high outsid etem‐
peratures If an inappropriat
ecoolant is used, the
engine cooling sy stem is no tsufficientl ypro‐ Te
ch nica ldata 425

te
cted agains toverheating and cor rosion at
high outside temp eratures. #
Alw aysu se coolant appr ovedby
Mercedes-Benz. #
Obser vethei nstruction sinthe
Mercedes-BenzS pecificationsforO per‐
ating Fluids 310.1. Ha
ve thec oolant regularly changed at aqualified
specialis tworks hop.
The proportion of cor rosion inhibitor/antifreeze
concentrat einthe engine cooling sy stem should
be:
R am inimum of 50% (antifreeze pr otection
down toappr oximatel y-37 °C).
R am aximum of 55% (antifreeze pr otection
down to-45 °C). Note
sonw indscreen washer fluid Obser
vethen otes on operating fluids
(→ pag e421). &
WARNING ‑Riskoff irea nd injur ydue to
windscreen washer concentrate
Wi ndsc reen washer concentrat eishighly
fl ammable. It coul dignit eifitc omes into
con tact wi thhote ngine component parts or
th ee xhau stsystem. #
Mak esuret hat no windscreen washer
concentrat espills out next tothef iller
opening. *
NO
TEBlocked spr aynozzles caused by
mixing windscreen washer fluids #
Do no tmix MB SummerFit and MB Win‐
te rFit wit hother windscreen washer flu‐
ids. Do no
tuse distilled or de-ionised waterast hefill
le ve ls ensor ma ybetriggered er roneously.
Re commended windscreen washer fluid:
R Abo vefreezing point :e.g. MB SummerFit
R Belo wfreezing point :e.g. MB WinterFit Fo
rthe cor rect mixing ratio refertot he informa‐
tion on thea ntifre eze conta iner.
Mix thew ashe rfluid wit hthe windscreen washer
fl uid all year round. Ve
hicl edata Ve
hicl edimensions The heights speci
fied ma yvaryasar esult of the:
R tyres
R load
R condition of thes uspension
R optional equipment 426
Tech nica ldata

Engine
Displa
ymessages
Possible causes/consequences and M
MSolutions
Top up coolant See Own-
er’s Manual *T
he coolant le velist oo lo w.
* NO
TEEngine dama gedue toinsuf ficient coolant #
Avoid long journe yswit hinsuf ficient coolant. #
Addc oolant .
?
Coolant Stop vehicle
Switc hengin eoff *T
he coolant is tooh ot. #
Stop thev ehicle immediately ,paying attention toroad and traf ficc onditions ,and switc hoffthee ngine. &
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. #
Wait until thee ngine has cooled down. #
Mak esuret hat thea ir supply tother adiator is no tobstructed. #
Avoiding high loads on thee ngine, driv eontothe neares tqualified specialis tworks hop. In doing so, ensur ethat
th ec oolant temp eratur edispla yremain sbelo w1 20 °C. Displ
aymessa gesa nd warning/indicator lamps 453

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 (→
page119 )
T St
anding light s(→pag e119 )
K Main beam (→
page121 )
#! Tu
rn signal light (→ page121 )
R Re
ar fogl ight (→ page119 ) ü
Seat bel
tisnotfast ened
(→ pag e482)
J Brakes (red) (→
page474 )
J Brakes (yell
ow)(→pag e474 )
! ABS malfunction (→
page474 )
÷ ESP®
(→ page 474)
å ESP®
OFF (→ page474 )
! Electric parking brak
e(→pag e474 ) Ð
St
eering assis tance malfunction
(→ page 484)
# Electrical
fault (→ page485)
6 Re
stra int sy stem (→ page474 )
; Engine diagnosis (→
page485)
8 Fu
elreser vewit hfuel filler cap loca‐
tion indicator (→ page485)
? Coolant
tooh ot/cold (→ page485)
· Dis
tance warning (→ page483)
h Ty
re pressur emonitoring sy stem
(→ pag e488) Displa
ymessages and warning/indicator lamps 473