2021 MERCEDES-BENZ E CLASS coolant

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Waitunt ilth eengine hascooled down. #
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
th ecoolant temp eratur edispla yre mains belowthere dmar king.
ÿ *T
hefanmo toris faulty . #
Avoiding highloads ontheengine, drive to thenear estqu alif ied spec ialistwo rkshop. Indoing so,ensur eth at
th ecoolant temp eratur edispla yre mains belowthere dmar king.
00B6
Fuel Level Low *T
hefuel suppl yhas dropped intoth ere ser verang e. #
Refuel .
00B6
Ga sCa pLoose *T
hefuel filler cap isno tclos edcor rectly orthefuel system isleaking. #
Close thefuel filler cap. #
Ifth efuel filler cap wasalr eady proper lyclosed :con sult aqu alif ied spec ialistwo rkshop. Displa
ymessag esand warning/ indic ator lam ps 365

Ins
trum ent Disp lay De
pen dingon thedispla yse tting, theposition s
of theindicat orlam pson theIns trument Display
ma ydif ferfr om theex am ple shown.
Indi catorand warning lam ps:
0075 Re
stra int system (/ page40 1)
00E9 Seat
belt(/page40 1)
Ù Powe rst eer ing (/ page402)
ÿ Coolanttemp eratur e(/ page403)
00B9 Chec
kEn gine (/page403)
003D Elect
rical mal functi on(/ page 403) 00B6
Re
ser vefuel withfuel filler flap loca‐
tio nind icat or(/ page40 3)
0049 US
A:elec tric par kingbr ak e(red)
(/ page40 6)
0024 Canada:
electric par kingbr ak e(red)
(/ page40 6)
0024 Ele
ctric pa rking brak e(yello w)
(/ page406)
00C6 US
A:Recup erati ve Brak eSy stem
(/ page406)
004D Canada:
brak es (yello w)
(/ page406)
0027 US
A:brak es (red) (/ page406)
004D Canada:
brak es (red) (/ page406)
L Distance warning (/ page409)
ä AIR BO DY CONTR OL(/ page409)
ä DYNA MIC BODY CONTR OL
(/ page409)
0025 ABS
(/page41 0)
00E5 ESP®
(/ page41 0)
00BB ESP®
OFF (/page 410) 0077
Ti
re pressur emonit oring system
(/ page41 2)
0060 Pa
rking lam ps(/ page12 1)
0058 Lo
wbe am (/ page12 1)
0057 Hi
gh beam (/ pag e12 2)
003E003D Tu
rn signal lights(/page12 2)
005E Re
ar foglight (/page12 1) 40
0
Dis play messa gesand warning/ indic ator lam ps

Engine
Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
ÿ Coolant warning lam p(red) *T
he redcoolant warning lam pis lit while theengine isrunning .
Po ssible causes:
R The temp eratur esensor ismalfunct ioning
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobs truct ed
R The radiat orfanis faulty
R The engin eco olan tpum pis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
WA RNIN GDang erofburnswhen opening thehood
If yo uopen thehood when theengine hasoverheat edordur ing afire intheengine compartmen t,yo uco uld
co me intoco ntact withho tga ses orother escaping operating fluids. #
Beforeopen ingthehood, allowtheengine tocool down. #
Intheeve ntofafire intheengine compartmen t,ke ep thehood closed andcallthefire ser vice. #
Stop theve hicle immediat elyinaccor dance withth etraf fic condi tions andswitchof fth eengine. Donotcon tinue
dr iving under anycir cums tances. #
Notethemessag eson themultifunc tiondispla y. Dis
play messa gesand warning/ indic ator lam ps 403

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

Com
puter
see On-boar dcom puter
Conne ctingthepa rcel ne t.......................1 12
Consum ption indicat or
Calling up............................................ 158
Con venience closing featur e....... ............. 81
Con venience opening ................................ 80
Coolant (engine)
Capacity .......................................... ....3 48
Che ckleve l.......................................... 280
No tes ..................... ............................. 348
Cool ing
see Clima tecontr ol
Co pyrights
Licen se................ .................................. 34
Tr ademar ks<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 34
Co rnering light ........ .................................1 24
Cr oss Traf fic Aler t...................................2 24
Cr osswind Assist
Fu nctio n/no tes .................................... 176
Cr uise contr ol.......................................... 180
Ac tivati ng ........... ..................................181 Butt
ons <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>........181
Callin gup aspee d...............................1 81
Dea ctivating ............. ............................181
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>180
Re quiremen ts................................ ...... 181
Sel ecting <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 181
Se tting aspe ed <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> 181
St or ing aspeed .............................. ...... 181
Sy stem limit ations ........................... ....1 80
Cus tomer Assist ance Center (CAC ).........2 8
Cus tomer Relat ions Depar tment .............2 8 D
Dash board
see Cockpit
Data acquisition
Ve hicle ............................................. ..... 30
Data protection rights
Dat ast or ag e .......................................... 33
Data storage
Dat apr otect ion rights ..................... ...... 33
Elect ronic contr oluni ts <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 30
Onl ine service s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ............32
Ve hicle ............................................. ..... 30 Da
ytime running lampmode
see Daytime running lights
Da ytime running lights ........................... 129
Swi tching on/of f<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011> 129
Deact ivat ing theala rm (ATA ).................... 88
Dealer ship
see Qualif iedspec ialistwo rkshop
Dec laration ofconf ormity
Wi reless vehicle component s................2 5
Decor ative fo il(cleaning instructions)
.. .................................................................2 84
Def initions (tiresand loading) ............... 326
Des tinat ionentr y.....................................2 47
Ent ering aPOI oraddress ............ ........247
De tectin ginat tentiv eness
see ATTENTION ASSIST
Diagnos ticsconnec tion............................2 6
Digita lOp erator' sMa nua l.........................1 8
Dingh yto wing
see Tow- bar system
DIRECT SELECT leve r............. ..................158
Eng aging drive po sitio n............ ........... 160 420
Index

Eng
aging neu tral ............ ...................... 159
Eng aging park position ........................ 159
Eng aging park position automatic ally .. 159
Eng aging reve rsege ar .........................1 59
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>158
Disp lay(car e)...........................................2 86
Di spla y(MBUX multimedia system)
Hom escr een .......................................2 34
Di spla y(multime diasystem) .................2 35
Oper ating .............. ..............................235
Di spla y(on -boar dco mp uter)
Displ ayson themultifunc tiondispla y.. 230
Displa ymessag e.....................................3 52
Ca lling up (on-boa rdcom puter) ...... ..... 352
No tes ............ ...................................... 352
Displa ymessag es
00B2 ---mp h...................................... 375
ç ---mp h...................................... 375
003D 12VBatt erySee Oper ator's
Manual ................................................ 389
00D7 48VBatt erySee Oper ator's
Manual ................................................ 390 :
ActiveHea dlamps Inoperati ve .... 359
é ATTENTION ASSISTInoper ative.. 374
é ATTENTION ASSIST: Take a
Br ea k! <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>.........375
: Automatic HeadlampMode
Inoper ative..... ..................................... 358
0027 CheckBr ak eFlui dLe vel.............3 73
0026 CheckBr ak ePa ds See Oper a‐
to r's Manua l...... ................................... 374
00BD CheckCoolan tLe velSee Oper‐
at or's Manual ...................................... 364
00B3 CheckEn gine OilAtNe xtRe fu‐
eli ng ...... .............................................. 397
00B3 CheckEngi neOilLe vel(A dd 1
qu art) .................................................. 397
: CheckLef tLo wBeam (exa m‐
ple) ...................................................... 358
0077 CheckTire s ................................ 393
00B2 CheckWa sher Fluid ...................3 63 ÿ
Coolant TooHo tSt op Vehicle
Tu rn Engi neOff............ ........................ 364
00CE Current lyUn available Camera
Vi ew Restrict ed <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> .......381
ç Current lyUn available Radar
Sen sorsDir ty ...................................... 380
0025 Currentl yUna vailable See
Opera tor's Manua l..... ..........................3 84
00E5 Currentl yUna vailable See
Opera tor's Manua l..... ..........................3 86
Á Don't Forget Your Key.................3 57
00CC Drive More Slowly ............ .......... 383
00B3 EngineOilLe velCann otBe
Mea sured <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011>..399
00B3 Engine OilLevelLo wStop Vehi‐
cle Turn Engi neOff............ ..................398
00B3 EngineOilPr es su re Stop
Switc hOf fEngin e................................ 399
00B3 EngineOil Reduce OilLevel........ 398 In
de x 42
1

Ve
hicle height ...................................... 350
Ve hicle length...................................... 350
Ve hicle width....................................... 350
Wheelbase ....................................... ....3 50
Ve hicl edata stor ag e
Ev ent data recor der s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011> 33
MBUX multime diasy stem/Mer cedes
me connect ...........................................3 3
Ve hicl edimens ions...... ...........................350
Ve hicl eele ctroni cs
No tes .................................................. 340
Tw o-w ayradios .............................. ...... 340
Ve hicl eiden tificati onnumber
see VIN
Ve hicl eiden tificati onplat e...... ..............342
Pa int code ...........................................3 42
VIN ..................... ................................. 342
Ve hicl eint erior
Coo ling orhea ting (Remo teOnline) ..... 146
Ve hicl eke y
see Smar tKey
Ve hicl emaint enance
see ASSYSTPL US Ve
hicl eoper ation
Outsi detheUS Aor Canada ...................2 2
Ve hicl eto ol kit .........................................2 91
TIREFIT kit...........................................2 91
To wing eye ....................................... ... 305
Ve ntilat ing
Con venie nce openi ng <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..80
Ve ntilat ion
see Climat econt rol
Ve nts
see Airvents
VIN <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> .........342
Ide ntif icationplat e <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ....342
Sea t<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> ..342
Wi ndsh ield <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011>342
Vi sion
Re mo ving condensatio nfrom the
windo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 140
Wi ndsh ield hea ter ..... ...........................142
Vo ice Contr olSy stem
Fu nctio n<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011>236
St artin g.......................................... .....2 37 W
Wa rning lam ps
see Warning/ indic ator lam ps
Wa rning system
see ATA(anti-t heftal ar m system)
Wa rning triang le
Re mo ving ............................................ 288
Se tting up............................................ 289
Wa rning/indicat orlam p
0025 ABSwa rning lam p.......................4 10
00D4 ActiveBr ak eAssi stwa rning
lam p.................................................... 409
004D Brakesy stem warning lam p
(Canada only)...................................... 408
0027 Brakewa rning lam p(US Aonl y).. 408
004D Brakeswarning lam p(yello w)
(Canada only)...................................... 407
ÿ Coolant warning lam p(red) ........ 403
ÿ Coolant warning lam p(yello w) ...4 04
0024 Electricpar king brak eindi cator
la mp (red) (Canada only).....................4 06 Inde
x44
3