warning light MERCEDES-BENZ E CLASS 2021 Owner's Manual

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
If th ecoolant temp eratur edispla yis at thelowe rend ofthete mp eratur escale: #
Consult aqu alif ied spec ialistwo rkshop.
If th ecoolant temp eratur edispla yis at theupper endofthete mp eratur escale: #
Exitth eve hicle andkeep asaf edis tance from itunti lth eengine hascooled down. #
Chec kth ecoolant leve l(/ page280) . #
Mak esur eth at theair supply tothera diat orisno tobs truct ed. #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at the
cool anttemp eratur edispla yre mains belowthere dar ea.
ÿ Coolant warning lam p(yel‐
lo w) *T
he yello wcoolan twa rning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The charge air,tr ans miss ionoilorbat tery cool ingisfaulty #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop.
00B9
Engine diagnosis warning
lam p *T
he yello wChec kEn gine warning lam pis lit while theengine isrunning .
A ma lfunctio nha soccu rred intheengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exc eeded andtheengine maybe inemer gency mod e.
In som est at es, legalrequ iremen tsstipulat eth at youmus timm ediat elyco nsult aqu alif ied spec ialistwo rkshop as
soon astheye llo wChec kEn gine warning lam plight sup. 40
4
Disp lay mess ages and warning/ indic ator lam ps

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions #
Have theve hicle checkedas soon aspossible ataqu alif ied spec ialistwo rkshop.
003D Electr icalmalfunction warn‐
ing lam p *T
heredelect rical fault warning lam pis lit.
Ther eis afa ult intheelectr ics. #
Notethemessag eson themultifunc tiondispla y.
00B6
Fu elreser vewarning lam p
fl ashes *T
he yello wfuel reser vewarning lam plight sup while youar edr ivin g.
Ther ehas been press ureloss inthefuel system. Thefuel filler cap isno tclos edcor rectl yor thefuel system isleak‐
ing. #
Close thefuel filler cap.
If th efuel filler cap hasalready been closedcor rectl y: #
Consul ta qu alif ied spec ialistwo rkshop.
00B6 Fu elreser vewarning lam p
light sup *T
he yello wfuel reser vewarning lam plight sup while theengine isrunning .
The fuelsu pp lyhas dropped intoth ere ser verang e. #
Refuel . Displ
aymessa gesand warning/ indic ator lam ps 405

Br
ak es Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0049 Elect ric pa rking brak eindi‐
cat orlam p(red) (USAonl y)
0024
Elec tric par kingbr ak eindi‐
cat orlam p(red) (Canada
onl y)
0024 The elect ric pa rking brak e
(y ello w)indic ator lam p *T
he redelect ric pa rking brak eindic ator lam pflashes orislit.
The yello welect ric pa rking brak eindic ator lam palso lightsup intheeve ntofama lfunctio n. #
Notethemessag eson themultifunc tiondispla y. 406
Displa ymessag esand warning/ indic ator lam ps

Dr
ivin gsy stems Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00D4 Ac tiveBr ak eAssi stwa rning
lam p *T
he whit eAc tiveBr ak eAssi stwa rning lam pis lit.
The system isswitc hedoffor una vailable.
L Wa rning lam pfo rdis tance
wa rning func tion *T
he reddis tance warning lam plight sup while theve hicle isin mo tion.
The distance totheve hicle infront istoosmall forth espeed selected.
If th er eis an additional warning tone, youar eappr oachingan obs tacle attoohigh aspeed. #
Beprepar edtobrak eimmediat ely. #
Incr ease thedis tance.
Fu nctio nof ActiveBr ak eAssi st(/ pag e19 4).
ä
Sus pens ion wa rning lam p
(y ello w) *T
he yello wAIR BO DY CONTR OLwarning lam pis lit.
The yello wDY NA MIC BODY CONTR OLwarning lam pis lit.
A malfun ction has occurredin theAIR BODY CONTR OL.
A malfu nction hasoccur redin theDY NA MIC BODY CONTR OL. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 409

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
00E5 ESP ®
wa rning lam plight s
up *
The yello wES P®
wa rning lam pis lit while theengine isrunning .
ESP ®
is mal func tioning .
Ot her drivi ng systems anddriving safetysy stems (e.g. BAS)ma yal so be mal functi oning. #
Notethemessag eson themultifunc tiondispla y. &
WA RNIN GRisk ofskid ding ifESP ®
is mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ryout vehicle stabiliz ation.Inaddit ion,ot her driving safetysy stems
ar eswitc hedoff. #
Drive on car efull y. #
Have ESP ®
ch eckedat aqu alif ied spec ialistwo rkshop. 00BB
ESP ®
OFF warning lam p *
The yello wES P®
OFF warning lam pis lit while theengine isrunning .
ESP ®
is de acti vated.
Ot her driving systems anddriving safetysy stems mayalso beinoper ative. &
WA RNIN GRisk ofskid ding whe ndr ivi ng with ESP ®
de acti vated
ESP ®
do es notact tostabiliz eth eve hicle. Theavailabilit yof fur ther driving safetysy stems isalso limited. #
Drive on car efull y. #
Dea ctivateESP ®
only foras long asthesituation requ ires. Disp
lay mess ages and warning/ indic ator lam ps 41
1

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0077 Ti re pressur emonit oring
sy stem warning lam plight s
up *T
he yello wtirepr essur emon itor ing system warning lam p(pr essur eloss/ malfun ction) islit.
The tirepr essur emon itor ing system has detected tirepr ess urelos sin at leas tone ofthetir es. &
WA RNIN GRisk ofan acci dent dueto insuf ficie nttirepr ess ure
R The tires can burst.
R The tires can wearexc essiv elyand/or unevenly .
R The drivi ng charact eristic sas wellas thesteer ing and braking maybe greatl yim pair ed.
Yo uco uld then lose control of theve hicle. #
Obser vethere comme ndedtirepr ess ures. #
Adjus tth etir epr essur eif neces sary. #
Stop theve hicle inaccor dance withth etra ffic con dition s. #
Chec kth etir epr essur eand thetir es. Displa
ymessag esand warning/ indic ator lam ps 41
3

Imm
obiliz er................................................ 87
Indi catorlam ps
see Warning/ indic ator lam ps
Individ ualdrive pr og ram
Con figur ing .......................................... 157
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 157
Insid ere ar vie wmir ror
see Exterior mir rors
Insp ectio n
see ASSYST PLUS
Ins trument cluster
Fu nctio n/no tes ........................... 226, 227
Ins trument Display
Fu nctio n/no tes ................................... 227
Ins trument cluster ..... ...... ...................... 10
Wa rning/ indic ator lam ps................ .... 399
Ins trum ent Displa yand on-boa rd
com puter
Fu nctio n/no tes ................................... 226
Int ellig entLight System
Ac tivati ng/d eactiv ating ........... ............125
Ac tivelight functio n........... ..................124
Ad aptiveHig hbeam Assis t...................1 26 Ad
aptiveHig hbeam Assis tPlus ...... ...... 127
Ad versewe ather light .................... ...... 125
City lighting.................................... .....1 25
Cor nering light ....... ............................ ..124
Fo glight (extended rang e) <0011001100110011001100110011001100110011001100110011001100110011
001100110011> 125
High waymod e.....................................1 25
Ov ervie w ....... ................................... ....124
Int erior ligh ting........................................ 129
Ad jus ting ............. ................................129
Ambi entlighti ng<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> ..............130
Re adin glam p.......................................1 29
Switc h-offdel aytim e........... ................130
Int erior motion sensor
Ac tivati ng/d eactiv ating ........... ..............90
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011>89
In te rn et radio
see TuneIn
Io nizatio n
Ac tivati ng/d eactiv ating (MBUX mul‐
tim ediasystem) .............................. ..... 140
iPhone ®
see Smar tphoneintegratio n J
Jac k
St or ag elocation ..................................3 32
Jum p-startco nne ctio n....... ..................... 299
Gene ralno tes ...................................... 297 K
KEY LESS-GO
Loc king theve hicle ................................ 70
Pr oblem .................................................7 1
Un loc kin gse tting ...................................6 7
Un loc kin gth eve hicle ............................7 0
Kic kdow n.................................................. 161
Using .................................................... 161
Knee airbag ................................................ 42 L
Label ing(tires)
see Tire labeling
Lam p
see Interior light ing
Lam ps(Ins trum ent Displa y)
see Warning/ indic ator lam ps In
de x 429

Oper
ator's Manua l(digital) ....................... 18
Op timiz edacceler ation........................... 148
Ac tivati ng ........... ................................. 148
Ov erhead controlpanel
Ov ervie w ................................................ 12 P
Pa int code ................................................ 342
Pa intw ork(cleaning instructions) .........2 83
Pa nel heating
Se tting .................................................1 01
Pa nic alar m................................................ 67
Ac tivati ng/d eactiv ating ........... ..............67
Pa nor ama roof wit hpo we rtil t/s lidin g
pane l
see Sliding sunroo f
Pa rk pos ition
Inser ting<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> ...........159
Sel ecting automatical ly<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 159
Pa rking
see Elec tric par kingbr ak e Pa
rking aid
see Parking AssistPA RK TRONI C
Pa rking Assis tPA RK TRONI C<0011001100110011001100110011001100110011001100110011001100110011
001100110011> 215
Ac tivati ng ........... ................................. .218
Ad jus ting warning tones <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 219
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>215
Swi tching off<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 218
Sy stem limit ations ........................... ....2 15
Pa rking assis tance systems
see ActivePa rking Assist
Pa rking brak e
see Elec tric par kingbr ak e
Pa rking foran extended period .............. 171
Pa rking light s...........................................1 21
Pa rking posit ion
Ex terior mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011> 135
St or ing theposition ofthefront -
passeng eroutside mirrorusi ng
re ve rsege ar .................................... .....1 35
PA SSEN GERAIRBAGstatus displa y
see Automatic front pass engerfront
airb agshut off Pa
yload
Calculat ionexam ple .............................3 19
De term inin gth emaximum ...................3 18
Pe rfume
see Perfume atomiz er
Pe rfume atomizer .................................... 141
Inser ting/r emoving theflacon .............1 41
Se tting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 140
Pe rfume vial
see Perfume atomiz er
Pe riod out ofuse
Ac tivati ng/d eactiv ating standb y
mode ...................................................1 72
St andb ymode function ........................ 171
Pe rm itted towing methods .....................3 01
Pe ts inthe vehicl e...... ...............................64
Plas tictrim (Car e)................................... 286
Po we rcl os ingfun ction
Doo r............ ............. .............................72
Po we rsupp ly
Swi tching on(Start/S topbutt on) ........ 144
Po we rwa sher (care)...............................2 83 43
4
Inde x

0049
Electricpa rking brak eindic ator
lam p(red) (USAonl y).......................... 406
003D Electrical malfun ction warning
lam p...... .............................................. 405
00B9 Engine diagno siswarning lam p.. 404
00BB ESP®
OFF warning lam p.............. 411
00E5 ESP®
wa rning lam pflashes .........4 10
00E5 ESP®
wa rning lam plight sup .......4 11
00B6 Fuelreser vewarning lam p
fl ashes .................. ...............................4 05
00B6 Fuelreser vewarning lam p
light sup .............................................. 405
Ù Powe rst eer ing warning lam p
(r ed) .................................................... 402
00C6 Recup erati ve Brak eSy stem
wa rning lam p(US Aonl y).....................4 07
0075 Restra int system warning lam p.. 401
00E9 Seatbeltwarning lam pflashes ...4 01
00E9 Seatbel twa rning lam plight s
up .......... .............................................. 402 ä
Suspen sionwarning lam p(yel‐
lo w) ................................................ .....4 09
0024 Theelectricpar king brak e(yel‐
lo w) indi catorlamp <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 406
0077 Tire pressur emonit oring sys‐
te m wa rning lam pflashes .................... 412
0077 Tire pressur emonit oring sys‐
te m wa rning lam plight sup .................. 413
L Warning lam pfo rdis tance
wa rning func tion ............................ .....4 09
Wa rning/indicat orlam ps.......................3 99
Ov ervie w ....... ................................... ...399
PA SSENGER AIRBAG .............................4 7
Wa rranty ....................................................2 9
Wa sher fluid
see Windsh ield wa sher fluid
Wa shing byhand (care)...... ....................283
Wa terta nk
see Air-water duct
We ather information ...............................250 We
bbr ow ser
Ov ervie w(multimedia system) ............ 260
Wheel chang e
Lo we ring theve hicle ............................3 37
Mounting ane wwheel ........................ 336
Re mo ving awhee l..... ..........................3 36
Re mo ving/ins talling hubcaps .............3 33
Whee lro tat ion .........................................3 32
Whee ls
Ca re <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 285
Ch ang inghubcap s<0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 333
Ch ecking <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 309
Ch ecking thetir epr essur e(man‐
ually) ....................................................3 13
Chec kingth etir epr essur e(tir epr es‐
sur emonit oring system) ......................3 15
Def initio ns ............. ..............................326
DO T,Tire Identif ication Number (TIN)
..... ........................................................3 22
Flat tire ....... ......................................... 290
Ins talling .............................................. 336
Load index...........................................3 24
Load-be aring capaci ty.........................3 24
Maximum tireload .............................. 323
Maximum tirepr essur e....................... 323 444
Index