check engine light MERCEDES-BENZ S-CLASS 2020 Owner's Manual

1
Spee dometer →
263
2 ä Suspension malfunction →
550
3 003E003D Turn signal lights →
151
4 Multifunction display →
267
5 Tach ome ter →
263
6 00BB ESP®
OFF →
551
00E5 ESP®
→
551
7 0057 Highbeam →
151
0058 Lowb eam →
150
0060 Parking lam ps →
150
8 ÿ Coolan ttoo hot/c old →
545
9 Coolan ttem per atur edispla y →
263
A 00CC Electricp owe rsteer ing malfunct ion →
544
B L Distance warning →
550
C 003D Electrical malfun ction →
545
D Brak es (red) →
548 0027
USAo nly
004D Canada only
E 00E9 Seatbeltnotfas tened →
543
F Fuelleve lindic ator
G 00B6 Fuelreser vewit hfuel filler cap locat ion
indic ator →
545
H 005E Rear fogl ight →
151
I 0075 Restra int system →
543
J 00B9 CheckEngine →
545
K Electricpa rking brak ea pplied (red) →
548
0049 USAo nly
0024 Canada only
L 0077 Tire pressur emonit or →
554
M 0025 ABSm alfunc tion →
551
N 0024 Electricp arkin gb rake (yello w) →
548 At
ag lanc e–I ndicat orand warning lam ps 11

#
Toswitc honthe ign ition :pr ess button1
twic e.
The indic ator lam psinthei nstrument cluster
light up.
The ignit ionisswitc hedoffa gain ifone ofthe
fo llo wing condition sism et:
R Youd on otstar tt he vehicle within
15 minut esand thet ransmission isin posi‐
tion 005Dorthee lectr icpar king brak ei s
applied.
R Youp ress but ton1 once . St
arting thev ehic le St
arting thev ehic lewit hthe star t/s topb ut‐
to n &
DANG ER Risk ofdeat hcause dby
ex haus tgases
Com bustione ngines emitpoisonous exhaus t
ga ses suchascarbon monoxide.Inhaling
th ese exhaus tgases ishaz ardou stoh ealt h
and leads topoisonin g. #
Neverlea ve thee ngine or,ifp resent ,
th ea uxiliar yheating running inan
encl osedspace without sufficie ntventi‐
la tio n. &
WARNIN GRisk offire due toflammab le
mat erial inthee ngine compartmen tor
th ee xhau stsystem
Flammable materials brought inby either ani‐
mals orenvironmen talinf luenc esma yignit e
if th ey come intoc ont act with hotp arts of
th ee ngine orexhaus tsyst em. #
Ther efor e, checkr egular lythat ther e
ar en oflammable materials inthe
engine compartmen toro nthe exhaus t
sy stem. Re
quirement s:
R The Smar tKey islocat edinthev ehicle and
th eS mar tKey batt eryi sn otdisc harged. #
Shif tthe transmission toposition 005Dor005C. #
Depr esstheb rake pedal andpress butt on
1 onc e. #
Ifth ev ehicle doesnots tart:s witc hoffnon-
essential consumer sand press butt on1
once. #
Ifth ev ehicle still does nots tart and the
Place theKey inthe Marked SpaceSee
Operator's Manualdisplaymessag ealso
appear sint he multifunction display:star t
th ev ehicle inemer gency operati on mod e.
% Youc an swit chofft he engine whiledriving
by pressing button1 fora bout thre es ec‐
onds orby pressing button1 thre et imes
wit hin thre es econ ds.Besuretoo bser vethe
saf etyn otes under "Driving tips"
(/ page177).
St arting thev ehic lewit hS mar tKey inthe
ma rked spa ce(emer gency oper ation mode)
If th ev ehicle doesnots tart and thePlace the
Key inthe Marked SpaceSeeOperator 'sManual
displa ymessag eappear sint he multifunction
displa y,yo uc an star tt he vehicle inemer gency
op erati on mod e. Dr
iving and parking 17
3

&
WARNIN GRisk ofexplosion from hydro‐
ge ng asign iting
Ab atteryg ene ratesh ydr ogen gasd uring the
ch argin gp roce ss. Ifth er ei sas hortcircuit or
spar ksstar tt of orm, ther ei sad angerofthe
hy drog en gasigniting. #
Mak esuret hat thep ositiv eterminal of
th ec onnect edbatt eryd oes notc ome
int oc ontact with vehicle parts. #
Neverp lace me talo bje ctso rtools ona
batt ery. #
When connectin gand disconn ectingthe
batt ery, yo um usto bse rvet he descr i‐
bed order fort he batt eryc lam ps. #
When giving star tin ga ssis tance, alwa ys
mak esuret hat youo nly con nectbat‐
te ry term inals withident icalpolar ity. #
Dur ing star tin ga ssis tance, youm ust
obse rvet he descr ibedorder forc on‐
necting anddisconnecting thej um per
cables. #
Donotc onnect ordiscon necttheb at‐
te ry cla mp sw hile thee ngine isrunning . &
WARNIN GRisk ofexplosion during
ch argin gp roce ss and star tin ga ssis tance
Dur ing thec har ging process andstar tin g
assis tance, theb atterym ayrelease anexplo‐
siv eg asmix ture. #
Avoid fire ,o pen flames ,creating spar ks
and smoking. #
Mak esuret hat ther ei ss ufficie ntventi‐
la tio nd uringt he chargin gp roce ss and
dur ing star tin ga ssis tance. #
Donotlea no verab attery. &
WARNIN GRisk ofexplosion from afro‐
zen battery
Ad ischar gedb atterym ayfreeze attemp era‐
tur es slightl yabove orbelo wfreezing point.
Dur ing star tin ga ssis tance orbatter yc harg‐
ing, batteryg as ma ybereleased. #
Alw ayst hawaf roze nb atte ry out firs t
bef orec harging itor per form ing star t‐
ing assis tance. If
th ei ndicat or/warning lampsinthei nstrument
clus terd on otlight up atlowt em per atur es,itis
ve ry likelyt hat thed ischar gedb atteryh asfro‐
zen .Int his case youm ayneither jump-start the
ve hicle norcharge theb attery.
The service lifeo fab atteryt hat has been
th awe dmaybe dramaticall yshor tened .The
st ar tin gc har acteristics maybeimp aired, espe ‐
ciall yatlow temp eratur es.
It is recomme ndedthat youh ave athawe db at‐
te ry checkeda taq ualifiedspec ialistworks hop.
Plug-in hybrid: besur etoo bser vethen otes in
th eS upplement .Other wise, youm ayfailto rec‐
ogni zedangers.
Al lv ehic les
* NO
TEDama gecau sed bynum erou so r
ex tende dattem ptst os tart thee ngine Nu
me rous orextende dattem ptst os tart the
engine maydamag ethe cat alytic converter
due tonon-co mbusted fuel. #
Avoid numer ousand extende dattem pts
to star tt he engine. 43
4
Breakdo wnassis tance

Disp
laym essag es
Possible causes/conseq uencesand0050 0050
Solutions
Place theKey inthe
Marked SpaceSeeOpera-
tor's Manual *S
mar tKey detection ismal functi oning. #
Chang ethe location oftheS mar tKey inthev ehicle. #
Place theS mar tKey inthem arke ds pace fors tartin gt he engine withthe Smar tKey (/ pag e173).
Á
Don't Forget YourKey *A
warning tone also sou nds. Thism essage reminds yout ot akey our keyw ithy ou when youl eave thev ehicle. Lights
Displa
ymessag es
Possible causes/conseq uencesand0050 0050
Solutions
0049 Check LeftLow
Beam (exa mp le) *T
hecor responding lightsourceisfaulty . #
Driveo ncarefull y. #
Con sult aqualif iedspec ialistworks hop immediat ely.
% LED lightbulbs: thed ispla ymessag efor thec orresponding lampappea rsonl yw hen allthel ight-emitt ingdiodes
in thel am parefaulty . 498
Displaym essag esand warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Consult aqualif iedspec ialistworks hop.
or #
Exit thev ehicle andkeep asafed ista nce from itunti lthe engine hascooled down. #
Chec kthe coolant leve l(/ pag e413). #
Mak esuret hat thea irsupply tother adiat orisno timp aired. #
Avoiding highloads onthee ngine, drivet ot he near estq ualif iedspec ialistworks hop. Indoing so,ensur ethat the
cool anttemp eratur edispla yremain sbelo wt he reda rea.
00B9 En gine diagnosis warning
lam p The
yello wC heckEngine warning lam pislitwhile thee ngine isrunning .
*A malfunctio nhasoccu rred inthee ngine, thee xhau stsystem orthef uel system.
The emission limitvalues maybee xceed edand thee ngine maybeine mer gency mod e.
In som estates, leg alrequ iremen tsstipulat ethat youm ustimm ediat elyc onsul taq ualifiedspec ialistworks hop as
soon asthey ello wC heckEngine warning lam plight sup. #
Have thev ehicle checkeda ssoon aspossible ataq ualif iedspec ialistworks hop.
003D Electr icalmalfunction warn‐
ing lam p The
rede lect rical mal functi onwarning lam pislit.
*T her eisam alfunction inthee lectr ics. #
Obser vethem essag eson them ultifunc tiondispla y. 54
6
Dis play messa gesa nd warning/ indic ator lam ps