ECU MERCEDES-BENZ E CLASS 2022 Service Manual

1
Event ahead
2 Distance displa yfo rth eev ent ahead
3 "Foo to. theacceler ator" prom pt Displa
yable routeev ents 1 The
segments ofdist ance displa y2 showthe
dist ance totheev ent ahead asfollo ws :
R Afew segme ntslig ht up: theev ent ahead is
near .
R Man ysegments lightup:theev ent ahead is
fur ther awa y.
When theve hicle nearsth eeve nt,ECOAss istwill
ca lcu lateth eop timal speed formaximum fuel
econom yand recuper ativeener gybased onthe
dist ance, speed andgradien t.The Foot offthe
Accel erator messag e3 appear sin theInstr u-
ment Displa y.The /rst segm entsinfront ofthe
ve hicle willturngr een. Theremainin gsegment s
will initiallyst ay whit e.Ifyo uta ke your foot o. the
acceler ator pedal ingood time,th ere mainin gseg-
ments onthedispla ywill success ivel ytur ngr een
until theev ent shownisreac hed. Thedrivet ra in
will besetfo rmaximum fueleconom y.Re cuper a-
tion willcharge thebatt ery. Re cuper ationwillbe
adap tedto theselect eddrive pr og ram.
The event willbesho wnfora shor ttime aTer it
has been passed .If th er eis no response tothe
Foot offthe Accele ratorprom pt,th esegments
will remain white. If
th eev ent invo lves ave hicle infront ,all seg-
men tswill immed iatelytur ngr een once ther eis a
re sponse totheFoot offthe Accelerator prom pt.
Fo ractiv eEC OAssist indrive pr og ram ;,
symbol 3will appear ontheinst rument displa y
and onthehead-up displaybeside transmission
position 005B.Symbol 3will also appear whenthe
assis tant dis pla yis no tsel ect ed.
If th esy stem does notint erve ne dur ing theev ent
ahead, nothing will bedispla yed. The system will
be passiv e.
EC OAssist isactiv eonl yin drive pr og rams ;
and A.
Sy st Sy
stem limits em
limits
EC OAssis tcan function even mor epr ecisel yif
th ero uteis adher edtowhen routeguida nceis
ac tive. The basicfunctio nis als oav ailabl ewit hout
activ ero uteguidance. Notall information and
tr a1c situations canbefore seen .The qualit y
depen dson themap data.
EC OAssist isonl yan aid. Thedriver isresponsi ble
fo rke eping asaf edist ance from theve hicle in
fr ont ,fo rve hicle speed andforbr aking ingood
time. Thedriver must beready tobrak eat all Dr
iving andparking
153 153

&
W W
ARNI NG ARNI
NGRisk ofaccid ent and injur ydue
to childr enleT unatt ended intheve hicle
If ch ildr enareleT unsuper visedintheve hicle,
th ey could, inpar ticul ar:
R open doors,ther eb yendang ering other
per sons orroad user s.
R getout and bestruckby oncoming tra1c.
R oper ateve hicle equipme ntand become
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion ,fo rex am ple by:
R releasing thepar king brak e.
R chang ingthetransmission position.
R star ting theve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. #
When leavingth eve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Keep theve hicle SmartKey out ofreac h
of childr en. Use
theDIRECT SELECT leve rto switc hth etrans-
mission position. Thecurrent trans missionpos i-
tion isdis pla yedin theinst rument displa y. 005D
Park position
005E Reversege ar
005C Neutral
005B Drive position Eng Eng
aging rev agin
gre ver er
se g se
gear R ear
R #
Depr essthebr ak epedal andpush theDIRECT
SELECT leve rupw ards past the/r st point of
re sis tance.
Eng Eng
aging neutr aging
neutralN al
N #
Dep ress thebr ak epedal andpush theDIRECT
SELECT leve rup ordown tothe/r st point of
re sis tance.
% ToshiT intoneu tral 005C withth eve hicle
switc hedon,push theselect orleve rup or
do wn forse veralseconds tothe/r st point of
re sis tance.
Subs equentl yre leasing thebr ak epedal willallow
yo uto mo vetheve hicle freel y,e.g. topush itor
to w itawa y.
Pr Pr
oce edasf oce
edasfoll ow ollo
ws if y s
if you w ou
want t ant
the aut he
aut omatic omatic
tr tr
ansmission t ansmission
to r o
remain inneutr emain
inneutr al al
005C 005C
ev ev
en ift en
ifthe he
v v
ehicle isswitc ehicle
isswitc hed hed
o. o.
ort or
the dr he
driv iv
er's door is er's
door is
opened: opened:
#
Depr essthebr ak epedal andengageneutr al
005C when theve hicle isstation ary. #
Release thebr ak epedal. #
Switc ho. theve hicle. Dr
iving and parking
157 157

%
Ifyo uth en exitth eve hicle leavingth eSmar t-
Ke yin theve hicle, theaut omatic transmission
re mains inneut ral005C.
Eng Eng
aging par aging
parkposition P k
position P #
Obser vetheno teson par king theve hicle
(/ page162). #
Depr essthebr ak epedal untiltheve hicle
comes toast ands till. #
When theve hicle isat ast ands till,pr ess but-
to n005D.
Whe nth etransmission positiondisplaysho ws
005D ,th epar kposition iseng aged. Ifno trans-
mission position display005D appear s,secur e
th eve hicle toprev ent itfrom rolling away.
% Depending onthesituation, itma yta ke a
shor ttime until005D iseng aged. Ther efor e,
alw ayspa yatt ent ion tothetransmission posi-
tion displa y.
Pa rk position
005Diseng aged aut omaticall yif one
of thefo llo wing conditions isme t:
R Youswitc hth estationar yve hicle o.intrans-
mission position005Bor005E. R
Youopen thedr iver's door when theve hicle is
at ast ands tillor when drivi ng atave ry low
speed andthetransmission positionis005B or
005E.
% Tomaneuv erwit han open driver's door ,open
th edr iver's door while atast andstill and
eng agetransmission position005Bor005E again.
Eng Eng
aging dr aging
driv iv
e position D e
position D #
Depr essthebr ak epedal andpush theDIRECT
SELECT leve rdo wn past the/r st point of
re sis tance.
Whe nth eaut omatic transmission isin transmis-
sion position 005B,itshiTs thege arsaut omati cally.
This depends ,am ong other things, onthefo llo w-
ing fact or s:
R The select eddrive pr og ram
R The positionof theacceler ator pedal
R The driving speed ManualManual
g g
ear ear
shiTin g shiTin
g When
theaut omatic transmission isshiTed to
position 005B,youcan manuall yshiT itwit hth e
st ee ring wheel gearshiT paddle .If per mitt ed,the
aut omati ctransmi ssionshiTs toahighe ror lowe r
ge ar depen dingon thesteer ing wheel gearshiT
paddle beingpull ed.
Yo uha ve twoop tions tomanuall yshiT theaut o-
matic transmission:
R Temp oraryse ttin g
R Perm anen tse tting
The gearsshiT automati callywhen manualshiTing
is deact ivat ed. 158158
Dr
iving and parking

TT
em em
por por
ar ar
yse y
se tting : tting
: #
T T
o activ o
activ at at
e: e:
pull steer ing wheel gearshiT pad-
dle 1 or2.
Man ualshiTing isactiv ated fora shor ttime.
The transmission positiondisplaysho ws0063
and thecur rent gear.
% Howlon gth emanual shiTingst ay sactiv ated
is depen denton various fact or s.
Manu alshiTing canbeaut omatical lydeactiv a-
te din thefo llo wing cases :
R Changing thedr ive pr og ram
R Restar ting theve hicle
R When thetransmission position005Bis
eng aged again
R Driving style #
T T
o o
shiT shiT
up: up:
pull steer ing wheel gearshiT pad-
dle 2. #
T T
o o
shiT shiT
do do
wn: wn:
pull steer ing wheel gearshiT
paddle 1. #
T T
o deact iv o
deact ivat at
e: e:
pull steer ing wheel gearshiT
paddle 2and hold itin place.
The transmi ssionpositiondispl aysho ws005B. P P
er er
manent se manent
setting : tting
: #
Chang eto drive pr og ram =(/ page155) . #
Sele ctdrive se ttin g0063 (/ page155). GearGear
shiT shiT
r r
ecommendati on ecommendati
on The
gearshiT recommen dationassistsyo uin
adop tinganeconomica ldr iving style. #
Ifge arshiT recommen dation1appear sne xt
to thetransmission positiondisplay,shiT to
th ere commen dedgear. Using
kic Using
kickdo kdo
wn wn
#
Maxim umacceler Maxim
umacceler ation: atio
n:depr esstheacceler a-
to rpedal beyond thepr essur epoint.
To protect against engine overrev ,th eaut omatic
tr ansmission shiTsuptothene xt gear when maxi-
mum enginespeed hasbeen reac hed. Glide
mode funct ion Glide
mode funct ion *
N NO O
TE TE
Mer cedes- AMGve hicles #
Obser vetheno tesin theSupplement.
Yo ucould other wise failto recogn ize
dang ers. Wi
th an ant icipat orydr ivi ng style, Glide mode
helps youto reduce fuelconsum ption.
Glide mode isch aract erize dby thefo llo wing:
R The combustion engineisdisconnect edfrom
th edr ivet ra in and continues torunin neutr al.
R The trans missionpos itiondis pla y005B issh ow n
in green. Dr
iving andparking
159 159

*
N N
O O
TE TE
Dam ageto thefuel system caused
by ove r/lled fueltank s #
Only/l lth efuel tank until thepum pnoz-
zle switc heso.. *
N NO O
TE TE
Fuelma yspr ayout when you
re mo vethefuel pum pnozzl e #
Only/ll thefuel tank until thepum pnoz-
zle switc heso.. RR
eq eq
uir uir
ements: ements:
R The vehicle isunl ocked.
% Donotget intoth eve hicle again during the
re fuel ingproces s.Ot he rw ise, electr ostatic
ch arge could buildupagain.
Obser vetheno teson oper ating0uids andfuel.
Onl yre fuel with fuel that has atleas tth eoct ane
number speci/ed intheinf ormation labelinthe
fuel /ller 0ap. Othe rw ise, engine outputcanbe
re duced andfuelconsum ption incr eased. 1
Fuel/ller 0ap
2 Brac ketfo rfuel /ller cap
3 Tire pressur eta ble
4 QRcode forre scue card
5 Fueltype #
Press onthebac kar ea offuel /ller 0ap1. #
Turn thefuel /ller capcount er-cloc kwise and
re mo veit. #
Inser tfuel /ller capfrom aboveintobr ac ket
2 . #
Com pletely inser tth epum pnozzle intoth e
ta nk /ller nec k,hook inplace andrefuel . #
Only/l lth efuel tank until thepum pnozzle
switc heso.. #
Replace thecap onthe/ller neckand turn
cloc kwise untiliteng ages audibl y. #
Close fuel/ller 0ap1. PP
ar ar
king king
PP
ar ar
king t king
the v he
vehicle ehicle
&
W W
ARNIN G ARNIN
GRisk ofaccident andinjur y
caused byan insu1cie ntlysecur edvehi-
cle rolling away
If th eve hicle isno tsecur elypar kedsu1-
cient ly,it can rollawa yin an uncon troll ed way
eve nat asli ght downh illgradien t. #
Onuphil lor downhil lgr adien ts,turnth e
fr ont wheel sso that theve hicle rolls
to wa rdsth ecurb ifit star ts mo ving. 162162
Dr
iving andparking

#
Appl yth epar king brak e. #
Switc hth etransmission toposition 005D. &
W W
ARNIN G ARNIN
GRisk of/recaused byhot
ex haus tsy stem parts
Flammab lemat erials suchas lea ves, grass or
twig sma yign ite. #
Park theve hicle sothat no 0ammable
mat erial can come intocont actwithho t
ve hicle compone nts. #
Inpar ticu lar,do notpar kon drygr ass-
land orhar vested grain /elds. &
W W
AR NIN G AR
NIN GRisk ofacciden tand injurydue
to childr enleT unatt ended intheve hicle
If ch ildr enareleT unsuper visedintheve hicle,
th ey could, inpar ticul ar:
R open doors,ther eb yendang ering other
per sons orroad user s.
R getout and bestruckby oncoming tra1c. R
oper ateve hicle equipme ntand become
tr apped, forex am ple.
In addit ion,th ech ildr encould alsosetth e
ve hicle inmo tion ,fo rex am ple by:
R releasing thepar king brak e.
R chang ingthetransmission position.
R star ting theve hicle. #
Neverlea vechildr enunatt ended inthe
ve hicle. #
When leavingth eve hicle, alwaysta ke the
Sma rtKe ywit hyo uand lockth eve hicle. #
Keep theve hicle SmartKey out ofreac h
of childr en. *
N NO O
TE TE
Damag eto theve hicle duetoitro ll-
ing awa y #
Alwayssecur eth eve hicle agains tro lling
awa y. *
N N
O O
TE TE
Dam agedue totheve hicle lowe ring VV
ehi cleswit ehi
cleswit hAIR BOD h
AIR BOD YC Y
CON TR ON
TROL orlev OL
orlevel el
cont r cont
rol: ol:
The vehicle canlowe rbecause oftem-
per atur edi.er ences orlong ernon- oper ational
times. Thiscancause damag eto par tsof the
body . #
When stopping theve hicle andwhen
dr ivi ng o., mak esur eth at ther ear eno
obst acles suchas curbs under orinthe
immediat evicinity ofthebody . Dr
iving andparking
163 163

#
Bring theve hicle toast ands tillby pressing the
br ak epedal. #
Ongradien ts,turnth efront wheels sothat the
ve hicle willrollto wa rdsth ecurb ifit star ts
mo ving. #
Appl yth eelectr icpar king brak e. #
Eng agetransmission position005Dinast ation-
ar yve hicle withth ebr ak epedal applied
(/ page158). #
Switc ho. theve hicle bypressing button1. #
Release theser vice brak eslo wly . #
Getout oftheve hicle andlockit.
% When youpar kth eve hicle, youcan stilloper -
at eth eside windo wsand thesliding sunroof
fo rappr oximat elyfo ur minut esifth edr iver's
door isclosed.
% When youpar kth eve hicle, youcan stilloper -
at eth eside windo wsand thepanor amicslid-
ing sunr oofforappr oximat elyfo ur minut esif
th edr iver's door isclosed. GarGar
ag ag
edoor opener e
door opener PrPr
og r og
ramming butt amming
buttons f ons
for t or
the g he
gar ar
ag ag
edoor opener e
door opener &
D D
AN AN
GER GER
Riskoffata linjur iescaused by
ex haus tga ses
Combu stion enginesemit poison ousexhaus t
ga ses, suchas carbon monoxide.Inhaling th
ese exhaus tga ses ishazar dous tohealt h
and leads topoisoning . #
Neverru nth eve hicle and,ifpr esen t,the
st at iona ry heat erind oor swit hout su1-
cient ventila tion. &
W W
ARNI NG ARNI
NGRisk ofinjur yby becoming
tr apped whenopening andclosing a
ga rage door
When youoper ateor prog ram aga rage door
wit han integratedga rage door opener ,per -
sons canbecome trapped orstruckby the
ga rage door ifth ey stan dwi thin its rang eof
mo vement. #
Alwaysmak esur eth at nob ody iswit hin
th era ng eof thega rage door's move-
ment. Onl
yoper ateth efo llo wing doorsusing thega rage
door opener :
R Door swit hasaf etyst op andre ve rsing featur e
R Door swhic hconf orm to thecur rent U.S.
sa fety standa rds 164164
Dr
iving andparking

-
Youha ve prev iousl ydr iven atspeeds
gre ater than 2mp h(3 km /h).
Wh entheelectr icpar king brak eis released, the
re d0049 (USA)or0024 (Canada) indicatorlam p
in theinst rument clustergoes out.
Appl Appl
ying/r ying/r
eleasing t eleasing
the electr he
electr icpar ic
par king br king
brak e ak
e
manuall y manuall
y
Appl Appl
ying ying #
Push handle 1.
The red0049 (USA)or0024 (Canada) indica-
to rlam plights upintheinst rument cluster.
% The electr icpar king brak eis onl ysecur ely
applied ifth ere d0049 (USA)or0024 (Can-
ada) indicat orlam pis lit continu ously.
R R
eleasing eleasing
#
Switc hon theve hicle. #
Pullhandl e1.
The red0049 (USA)or0024 (Canada) indica-
to rlam pin theinst rument clustergoes out.
Emer g Emer
gency br ency
braking aking
#
Press and hold handle 1.
As long astheve hicle isdrivi ng ,th ePlea se
Rel ease Parking Brakemessag eis displa yed
and there d0049 (USA)or0024 (Canada)
indicat orlam p0ash es.
When theve hicle hasbeen brak ed toast and-
st ill, theelectr icpar king brak eis applied. The
re d0049 (USA)or0024 (Canada) indicator
lam plights upintheinst rument cluster. InfInf
or or
mation oncollision det mation
oncollision detection onapar k ection
onapar ked ed
v v
ehicle ehicle
If
acollision isde tected when theto w- awa yalar m
is armed onaloc kedve hicle, youwill receiv ea
no ti/cation inthemultimedia system when you
switc hth eve hicle on.
Yo uwill receiv einf ormation aboutthefo llo wing
points:
R The area oftheve hicle that ma yha ve been
damag ed.
R The forc eof theim pact.
The follo wing situation canlead toinadv ertent
ac tivatio n:
R The parkedve hicle ismo ved, forex am ple, ina
tw o-s tory garage .
% Disar mtheto w- awa yalar minorder topre-
ve nt inad vertent activ ation. Ifyo udisar mthe
to w- awa yalar m,coll isionde tection willalso
be deactiv ated. 168168
Dr
iving and parking

If
th eve hicle deviat esfrom thedir ection desired
by thedr iver ,ESP ®
can stabilize theve hicle by
int erve ning inthefo llo wing ways:
R One ormor ewheels arebr ak ed.
R The engineoutput isadap tedaccor dingtothe
situ ation .
When ESP®
is deacti vated, the00BB warning
lam plights upcontinuousl y:
R Driving stability willnolong erbe impro ved.
R The drive wheels couldspin.
R ETS/4 ETStraction controlissti llactiv e.
% When ESP®
is deactiv ated, youar estill assis -
te dby ESP ®
when braking.
When the00E5 warning lamp0as hes, oneorsev-
er al wheels hasreac hed itsgrip limit:
R Adaptyo ur driving styleto suit thecur rent
ro ad and weather cond itions.
R Donotdeact ivat eESP ®
.
R Onlydepr esstheacceler ator pedal asfaras is
necessar ywhen pulling away. Deactiv
ateESP ®
in thefo llo wing situations to
im prove tracti on:
R When usingsnowch ains.
R Indeep snow.
R Onsand orgrav el.
% Spinn ingthewheels result sin acutt ing
action ,whic henhan cestraction .
If th e00E5 ESP®
wa rning lamplights upcontinu-
ousl y,ESP ®
is no tav ailabl edue toamalf unct ion.
Obser vethefo llo wing information:
R Warning and indicat orlam ps(/ page405)
R Displa ymessa ges(/ page353)
ET ET
S/ 4ET S/
4ET S(Elect r S
(Elect roni cTr onic
Tractio nSy st actio
nSy stem) em)
ET S/ 4ET Stractio ncont rolis par tof ESP ®
and
mak esitpossible topull awayand accel erateon a
slip peryro ad.
ET S/ 4ET Scan improve theve hicle' stractio nby
int erve ning inthefo llo wing ways:
R The drive wh eels arebr ak ed indivi dually if th ey
spin . R
Mor edr ive to rq ue istransf erredto thewheel
or wheels withtraction.
In0 uence In0
uence ofdr of
driv iv
e pr e
pr og r og
rams onESP ams
onESP ® ®
The drive prog rams enable ESP®
to adap tto dif-
fe re nt we ather and road cond itions aswellas the
dr iver's prefer reddr iving style. Dependin gon the
select eddrive pr og ram, theappr opriateESP ®
mode willbeactiv ated. Youcan select thedr ive
pr og rams using theDY NAMI CSEL ECTsw itch
(/ page 155). FF
unction ofESP unction
ofESP ® ®
Cr Cr
ossw indAssist ossw
indAssist ESP
®
Cr ossw indAssist detects sudden gustsof
side wind andhelps thedr iver tokeep theve hicle
in thelane:
R ESP ®
Cr osswind Assistisactiv eat vehicle
speeds between appr ox.47 mph(7 5km /h)
an d12 5mp h(2 00 km/h)wh en drivi ng
str aigh tah eador cornering slightl y.
R The vehicle isstabili zed bymeans ofindiv idual
br ak eapplication onone side. Dr
ivin gand parking
173 173

AA
ctiv ctiv
atin g/deactiv atin
g/deactiv atingt atin
gthe HOL Dfun ction he
HOL Dfun ction &
W W
AR NIN G AR
NIN GRisk ofan acciden tdue tothe
HOLD functionbeing activewh en you
lea vetheve hicle
If th eve hicle isonl ybr ak ed withth eHOLD
function itcould, inthefo llo wing situations,
ro llawa y:
R Ifth er eis amalfunction inthesy stem orin
th epo we rsuppl y.
R Ifth eHOLD function isdeactiv ated by
depr essing theacceler ator pedal orbrak e
pedal, e.g.byave hicle occupan t. #
Alwayssecur eth eve hicle agains tro lling
awa ybef oreyo ulea veit. RR
eq eq
uir uir
ements: ements:
R The vehicle isstation ary.
R The driver's dooris clo sed ortheseat belton
th edr iver's side isfastene d.
R Theve hicle hasbeen star tedor has been
aut omaticall yswitc hedo.bytheEC Ostar t/
st op function . R
The electr icpar king brak eis released.
R ActiveDist ance AssistDIS TRONI Cis dea ctiva-
te d.
R The transmission isin position 005B,005Eor005C.
A A
ctiv ctiv
ating t ating
the HOLD function he
HOLD function #
Depr essthebr ak epedal, andaTer ashor t
time quickl ydepr essfurther until the00D9
displa yappear sin theInstr ument Display. #
Release thebr ak epedal.
Deactiv Deactiv
atingt ating
the HOLD function he
HOLD function #
Depr esstheacceler ator pedal topull away.
or #
Depr essthebr ak epedal untilthe00D9 display
disappear sfrom theInstr ument Display.
The HOLD functionisdea ctivated inthefo llo wing
situations:
R ActiveDist ance AssistDIS TRONI Cis acti va-
te d.
R The transmission isshiTed toposition 005D.
R The vehicle issecur edwithth eelectr icpar k-
ing brak e. In
thefo llo wing situations, theve hicle isheld by
tr ansm ission position 005Dand/or bytheelectr ic
par king brak e:
R The seat beltisunf astened andthedr iver's
door isopened.
R The vehicle isswitc hedo..
R Ther eis asy stem malf unct ion.
R The powe rsuppl yis insu1c ient. FF
unction ofHill St unction
ofHill Star ar
tAssis t t
Assis t Hil
lSt artAssis tholds theve hicle fora shor ttime
when pulling away on ahill under thefo llo wing
conditions:
R The transmiss ionisin position 005Bor005E.
R The electr icpar king brak eis released.
This gives youenough timetomo veyour foot
fr om thebr ak epedal totheacceler ator pedal and
depr essitbef oreth eve hicle beginstorollawa y. Dr
iving andparking
175 175