display MERCEDES-BENZ E CLASS 2021 Repair Manual

Smar
tKey Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Á Obtain aNew Key *H
aveSmar tKey replaced. #
Consult aqu alif ied spec ialistwo rkshop.
Á Repla ceKey Battery *T
heSmar tKey batt eryis disc harged. #
Replace thebatt ery(/ page68).
Á Key NotDetected(whit e
displa ymessag e) *T
heSmar tKey iscur rentl yund etect ed. #
Chang eth elocation oftheSmar tKey intheve hicle. #
Ifth eSmar tKey isstill no tre cogni zed,place itin themar kedspace forst ar tin gwit hth eSmar tKey
( / pag e14 6). 356
Displaymessa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Adaptive Highbeam Assist
Currently Unavailable See
Operator' sManual *A
dap tiveHighbeam Assistis temp orarily una vailable.
The system limits have been reac hed (/page12 6).
On ce thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. TheAdap tiveHig hbeam
As sist Now Available displaymes sagewill appear . #
Drive on .
Adap tiveHig hbeam Assist
In oper ative *A
daptiveHighbeam Assistis malfunc tioning. #
Consult aqu alif ied spec ialistwo rkshop.
Adaptive Highbeam Assist
Plus Currently Unavailable
See Operator's Manual *A
dap tiveHighbeam AssistPlus istemp orarily una vailable.
The system limits have been reac hed (/page12 7).
Wh enthecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. TheAdap tiveHig hbeam
As sist Plus Available Again displa ymes sagewill appear . #
Drive on .
Adap tiveHig hbeam Assist
Plus Inoper ative *A
daptiveHighbeam AssistPlus ismalfunc tioning. #
Consult aqu alif ied spec ialistwo rkshop.
Hazard Warning Flashers
Malfunctioning *T
hehazar dwa rning lam pswitc his malfun ctionin g. #
Consult aqu alif ied spec ialistwo rkshop. 360
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0049 (US Aonl y)
0024 (Canada only)
Please Release Parking
Brake *
The red0049 indicat orlam p(US Aonl y)or 0024 indicat orlam p(Canada only)isflashin g.
The electric par kingbr ak eis applied whileyouar edr ivin g:
R Aco nd ition forau tomatic release oftheelectr icpar king brak ehas notbeen fulfilled (/page17 0).
R Youar eper form ing emer gency braki ng using theelectr icpar king brak e(/ page17 0). #
Che ckthecon ditions forau tomatic release oftheelectr icpar king brak e. #
Release theelectr icpar king brak emanually . 37
2
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0026 Check BrakePadsSee
Operator' sManual *T
hebrak epads have reac hed thewe arlimit . #
Con sult aqu alif ied spec ialistwo rkshop. Dr
iving systems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
00D9 Off *T
heHOLD functionisdeactiv ated because theve hicle isslipping oracondition foractiv ation isno tfulf illed. #
React ivat eth eHOLD function later or checkth eactiv ation conditions forth eHOLD function (/page17 7).
é
ATTEN TIONASSIST Inoper-
ati ve *A
TTENTION ASSISTis malfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop. 37
4
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
ç Suspended *I
fyo udepr esstheaccelera torpeda lbe yond theAc tiveDis tance AssistDIS TRONI Cse tting ,th esy stem will switc h
to passiv emode (/page18 2).
ç
Of f *A
ctiv eDis tan ceAssi stDIS TRONI Cwa sdeactiv ated. Ifawa rning tone also sou nds, ActiveDis tance Assist
DIS TRONI Cha sde acti vatedaut omatic ally(/ page18 5).
Active Distance AssistCu r-
rentl yUna vailab leSee
Ope rator' sMa nua l *A
ctiveDis tan ceAssi stDIS TRONI Cis temp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits (/page18 2).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Drive on .
Ac tiveDis tan ceAssist Inop-
erat ive *A
ctiveDis tan ceAssi stDIS TRONI Cis ma lfunctio ning.
Ot he rdr ivi ng systems anddriving safetysy stems mayalso bemalfunct ioning. #
Consult aqu alif ied spec ialistwo rkshop.
Act ive Distance AssistNow
Availabl e *A
ctiveDis tan ceAssi stDIS TRONI Cis op erati ona lag ain. #
Swi tchon ActiveDis tance AssistDIS TRONI C(/ page 185). 37
6
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Ø *A
ctiveSt eer ing Assis thas reac hed thesy stem limits (/page19 0).
Yo uha ve notst eer edindependen tly fo ra consider ableper iod oftime. #
Take ove rth esteer ing and drive on inaccor dance withth etraf fic condi tions.
Active Stop&Go Assi st
Cu rrentl yUnav ailabl e See
Ope rator'sManua l *A
ctiv eSt op-and-Go Assistis temp orarily una vailable. ActiveDis tance AssistDIS TRONI Cand ActiveSt eer ing Assis t
ar est ill available.
The ambie ntcon dition sar eout side thesy stem limits (/page18 9).
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Drive on .
Ac tiveSt op &Go Assist
In oper ativeSee Oper ator's
Man ual *A
ctiv eSt op-and-Go Assistis malfunct ioning.
Ac tiveSt op-and-Go Assisthas been deactiv ated. ActiveDis tance AssistDIS TRONI Cand ActiveSt eer ing Assis tar e
st ill available. #
Con sult aqu alif ied spec ialistwo rkshop.
Traffic SignAssist Cur-
rently Unavaila bleSee
Operator's Manual *T
raffic Sign Assistis temp orarily una vailable.
When thecause ofthepr oblem isno long erpresent ,th esy stem will beavailable again. #
Drive on .
Traf ficSig nAs sist Inoper a-
tiv e *T
raffic Sign Assistis malfun ctionin g. #
Stop theve hicle inaccor dance withth etra ffic con dition sand restar tth eengine. #
Ifth edispla ymessag est ill appear s,con sult aqu alif ied spec ialistwo rkshop. 37
8
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
ä Malfunct ionDrive atMax.
50 mph *A
IRBO DY CONTR OLisfunctioning onlyto alimit edextent. The vehicle's handling charact eristic sma ybe affect ed. #
Drive in amanne rap propr iate forth ecur rent leve l,but donotex ceed 50mph(80 km/h). #
Consult aqu alif ied spec ialistwo rkshop.
*D YNAMI CBO DY CONT ROLis malfu nctioning. Thevehicle's handling charact eristic sma ybe affect ed. #
Donotdr ive at spe eds grea terth an 50 mph(80 km/h). #
Consult aqu alif ied spec ialistwo rkshop.
00CC Stop Vehicle VehicleToo
Low *Y
ouhave pulled away despit eth eve hicle leve lbeing toolow. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.
The vehicle willberaised totheselect edvehicle leve l. #
Waitunt ilth edispla ymessag edisappear sbef orepulling away.
If th edispla ymessag edoes notdisappear andawa rning tone also sou nds, AIRBOD YCO NTR OLismalfu nctioning: #
Donotdr ive at speeds great erthan 50 mph(80 km/h) andconsult aqu alif ied spec ialistwo rkshop immediat ely.
* NO
TEThe tires on thefront axle orthefe nde rscou ldbe damag edbylarge steer ing movements #
Avoid larg esteer ing movements whiledr iving andlistenfo rscr aping sounds . #
Ifyo uhear scraping sounds, pulloverand stop theve hicle inaccor dance withth etra ffic con dition s,and
se ta higher vehicle leve lif possible . 382
Display mess ages and warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
00D9 Please WaitCharging 48V
Batt ery… *T
he48 Vbatt eryis disc harged. Youha ve switc hedontheignition whilethe12 Vbatt erywa sbeing charge dwit ha
suit able charge ror whi leano ther vehicle waspr ov iding star tin gassis tance.
The disc ha rged 48 Vbatt eryis ch arge daut omatic allyviathevo ltag econ verter .Af tera fe w min utes, theEn gine
Can Now BeStarted displaymessag ewill besho wnonthemultifunc tiondispla y. #
Startth eengine. #
Drive th eve hicle fora whi leto charge the12 Vbatt eryand the48 Vbatt eryaf te rdisconnecting thech arge r
fr om theve hicle.
If th eEn gine CanNow BeStarted displaymessag edoes notappear afte ra fe w min utes: #
Tryto star tth eengine again. #
Ifth eengine doesnotst ar t,con sult aqu alif ied spec ialistwo rkshop.
Cannot StartEngine See
Operator's Manual *T
hecharge leve lof the48 Vbatt eryis toolow. Youcan nolongerst ar tth eengine. #
Switc hof felectr icalconsumer sth at areno tre qu ired. #
Conn ectasuit able charge rapp rove dfo rMer cedes-Benz withsuf ficie ntcharge output tothejum p-start connec‐
tion pointofthe12 Vbatt ery(/ page299).
The 48Vbatt eryis ch arge dvia thevo ltag econ verter intheve hicle.
Engin eCan Now BeStart ed *T
he48 Vbatt eryhas been charge daut omatic allyviathevo ltag econ verter . #
Startth eengine anddrive th eve hicle fora whi leto charge the12 Vbatt eryand the48 Vbatt ery. Dis
play messa gesand warning/ indic ator lam ps 39
1

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

Wa
rning/indicat orlam p
Possible causes/conseq uencesand0050 0050
Solutions
0027 Br ak ewa rning lam p(US A
onl y)
004D Br ak esy stem warning lam p
(Canada only) *T
he redbr ak esy stem warning lam pis lit while theengine isrunning .
Po ssible causes:
R The brak efo rc eboos tingismalfunct ioningandthebr aking charact eristic sma ybe affect ed.
R The reisinsuf ficie ntbrak efluid inthebr ak efluid reser voir. #
Notethemessag eson themultifunc tiondispla y. &
WA RNIN GRisk ofacci dent andinjuryifbr ak efo rc eboos tingismalfunct ioning
If br ak efo rc eboos tingismalfunct ioning,increased brak epedal forc ema ybe neces saryfo rbr aking. Thebraking
ch aract eristic sma ybe impair ed.The brakin gdis tance canincrease ineme rgency braki ng situa tions. #
Stop inasaf elocation immediat ely.Do notcont inue driving. #
Consult aqu alif ied spec ialistwo rkshop. &
WA RNIN GRisk ofan acci dent dueto low brak efluid leve l
If th ebr ak efluid leve lis toolow, thebr aking effect and thebr aking charact eristic sma ybe impair ed. #
Pull overand stop theve hicle safely assoon aspossible, paying attention toroad and traf fic condi tions.Do
no tcontinu edr ivi ng und eranycir cums tances. #
Consu ltaqu alif ied spec ialistwo rkshop. #
Donotadd brak efluid. 408
Displaymes sagesand warning/ indic ator lam ps