engine MERCEDES-BENZ CLS 2022 Repair Manual

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
Device Detected atDiag-
nostics Connection See
Opera tor'sManua l *T
hevehicle funct ionsfo rmalfunction detection arere str icte d.
At least oneofthemain function sof theMer cedes meconnect system ismalfunctionin g. #
Obser vetheno teson thediagnost icsconnection (/page24). #
Consult aqua li/ed specialist workshop. Bat
t Bat
ter y er
y Displ
a Displ
ay messag y
messag es P es
Possible causes/ conseq ossible
causes/ consequen ces and uen
ces and 0050 0050
Sol utions Sol
utions
003D
12 VBatte rySee Opera-
tor's Manua l *T
hevehicle iso. and thech arge leve lis toolow. #
Switcho. electrical consume rsthat areno tre qu ired.
To charge the12 Vbatt ery: #
Leavetheve hicle running fora few minut es,ordrive an extended distance.
*I fth emessag eappear swhile theve hicle isswitc hedon,this indicat esan on-boar delectr icalsystem malfunction. #
Consult aqua li/ed specia listworkshop.
003D
See Operator'sManua l *T
he12 Vbatt eryis no tbein gch arge d.
* N NO O
TE TE
Possible enginedamag eif yo ucontinue driving #
Donotcontinue driving under anycir cumst ances. Displa
ymessa gesand warning/in dicatorlam ps
387 387

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Consult aqua li/ed specialist workshop. #
Stop immediat elyin accor dance withth etra1c conditions andswitc ho. theve hicle. #
Con sult aquali/ed specialistwo rkshop.
003D
Stop VehicleSee Opera-
tor's Manua l *T
he12 Vbatt eryis no longerbeing charge dand thestat eof charge istoolow.
* N N
O O
TE TE
Possible enginedamag eif yo ucontinue driving #
Donotcontinue driving under anycir cumst ances. #
Consult aqu ali/ ed spec ial ist wo rkshop. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Switc ho. theve hicle. #
Con sult aquali/ed specialistwo rkshop.
003D
Stop VehicleLea veEngine
Ru nning *T
he12 Vbatt erych arge leve lis toolow. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Leavetheengine running. #
Ifth edispla ymessag edisappear s:drive on. #
Ifth edispla ymessag edoes notdisappear :consult aqua li/ed specialist workshop. 388388
Displ
aymessag esand warning/in dicatorlam ps

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons
00D7
48 VBattery SeeOpera -
tor's Manua l *T
he48 Von- boar delect rical system has function restr iction s.
Co mfortfun ctions ma ybe restr icte d. #
Visit aqu ali/ed special istwo rkshop immed iately.
00D9
Please WaitCharging 48V
Batt ery… *T
he48 Vbatt eryis disc harged. Youha ve switc hedontheve hicle while the12 Vbatt erywa sbein gch arge dwit ha
suit able charge ror while another vehicle waspr ov iding star ting assist ance.
The discharged48 Vbatt eryis ch arge daut omaticall yvia thevo ltag econ verter .ATer afew minut es,theEngine Can
Now BeStarted displaymessag ewill besho wnontheinst rument displa y. #
Startth eve hicle. #
Drive th eve hicle fora while tocharge the12 Vbatt eryand the48 Vbatt eryaTer disconnecting thech arge rfr om
th eve hicle.
If th eEngine CanNow BeStarted displaymessag edoes notappear aTerafew minut es: #
Tryto star tth eve hicle. #
Ifth eve hicle does notst ar t,consu ltaqu ali/ed special istwo rkshop.
Ca nnot Start Engine See
Ope rator'sManua l *T
hestat eof charge ofthe48 Vbatt eryis toolow. Youcan nolong erstar tth eve hicle. #
Switcho. elect rical consume rsthat areno tre qu ired. Displa
ymessa gesand warning/in dicatorlam ps
389 389

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Connect asuit able charge rappr ovedfo rMer cedes-Benz withsu1cien tch arge output tothejum p-st artconnection
point ofthe12 Vbatt ery(/ page291).
The 48Vbatt eryis ch arge dvia thevo ltag econ verter intheve hicle.
Engine CanNow BeStarte d
*The48 Vbatt eryhas been charge daut omaticall yvia thevo ltag econ verter . #
Startth eve hicle anddrive fo ra while tocharge the12 Vbatt eryand the48 Vbatt ery. TT
ir ir
e pr e
pr essur essur
emonit e
monit or or
DisplaDispla
ymessa g y
messa ges P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solutions Solutions
Tire Press. Monitor Cur-
rently Unavaila ble *T
her eis int erfere nce from apo we rful radio signal sourceAs are sult ,no sign alsfrom thetir epr essur esensor sar e
being receiv ed.The tirepr essur emonit oring system istemp orarily una vailable.
The tirepr essur emonit oring system will restar tau tomaticall yas soon asthecause hasbeen recti/ed. #
Drive on.
Tir ePres s.Moni torInope ra-
tive *T
hetirepr essur emoni toring system isma lfunct ioning . &
W W
ARNI NG ARNI
NGTher eis arisk ofan acciden tif th etir epr essur emonit oring system ismalfunctionin g
The tirepr essur emonit oring system canno tissue awa rning ifth er eis pressur eloss inone ormor eof thetir es.
Ti re swit hinsu1cie nttirepr essur ema yim pair thedr iving charact eristics aswellas steer ing and braking. #
Have thetir epr essur emonit oring system checkedat aqu ali/ed special istwo rkshop. 390390
Displ
aymessag esand warning/in dicatorlam ps

Engi
neoil Engi
neoil DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/consequences and uences
and0050 0050
Solu tions Solu
tions
00B3
Che ckEngine OilLevel
(Add 1qua rt) *T
heeng ineoilleve lhas dropped totheminimum leve l.
* N NO O
TE TE
Engine damagecaused bydriving withinsu1cien tengin eoil #
Avoid long journeys wit hinsu1cient engineoil. #
When next refuel ing, add1.1 USqt(1l)of engi neoil(/ page 271).
No teson eng ineoil(/ page339).
00B3
Engine OilReduce Oil Leve l *T
heeng ineoilleve lis toohigh.
* N NO O
TE TE
Engin edamag ecaused bydriving withex cess engineoil #
Avoid long journeys wit hex cess engineoil. #
Consu ltaquali/ed specialistwo rkshop immed iatelyand have theengine oilleve lre duced.
00B3 Engine OilLevel LowStop
Vehicl eTurn Engine Off *T
heeng ineoilleve lis toolow.
* N N
O O
TE TE
Engine damageca use dby driving withinsu1cien tengin eoil #
Avoid long journeys wit hinsu1cient engineoil. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. Displa
ymessag esand warning/in dicatorlam ps
395 395

DisplaDispla
ymessag y
messag es P es
Possible causes/conseq ossible
causes/conseq uencesand uences
and0050 0050
Soluti ons Soluti
ons #
Switc ho. theve hicle. #
Add1.1 USqt(1l)of engin eoil (/ page271). #
Chec kth eengine oilleve l.
No teson eng ineoil(/ page339).
00B3
Engine OilPre ssu reStop
Swi tch OffEngine *T
heoilpressur eis toolow.
* N N
O O
TE TE
Engine damageca use dby driving withinsu1cien toil pressur e #
Avoid drivin gwit hinsu1cient oilpressur e. #
Stop theve hicle immed iatelyin accor dance withth etra1c conditions. Donotcontinue driving. #
Switc ho. theve hicle. #
Con sult aquali/ed specialistwo rkshop.
00B3
Engine OilLeve lCa nnot Be
Mea sured *T
heelect rical conn ectionto theoil leve lsensor hasbeen interrupted ortheoil leve lsensor isfaulty . #
Consult aqu ali/ ed spec ial ist wo rkshop. 396396
Displ
aymessag esand warning/in dicatorlam ps

WW
ar ar
nin gand indicat nin
gand indicat orlam or
lam ps ps
OvOv
er er
vie vie
wof ind icat w
of ind icat orand w or
and war ar
nin glam nin
glam ps ps
Som
esy stems willperform aself -tes twhen the
ve hicle isswitc hedon.Som eind icat orand warn-
ing lampsma ybr ie0y light upor0as h.This beha v-
ior isnon-cr itical.These indicat orand warning
lam psindicat eamalfunction onlyif th ey light up
or 0as haTer theve hicle hasbeen star tedor dur -
ing ajour ney.
Ins Ins
tr tr
umen tdispl ay ument
display Depending
onthedispla yse tting ,th epositions of
th eindicat orlam pson theinst rument displa yma y
di.er from theex am ple shown. Indi
cat Indi
catorand w or
and war ar
nin glam nin
glam ps: ps:
0075 Restr aint system (/ page 398)
00E9 Seatbelt(/page398)
Ù Powe rst eer ing (/ page399)
ÿ Coolanttemp eratur e(/ page400)
00B9 CheckEngine (/page400)
003D Electricalmalfunction (/page400)
00B6 Reser vefuel with fuel /ller 0aploca -
tio nind icat or (/ page 400)
0049 USA:electr icpar king brak e(red)
(/ page404)
0024 Canada:electricpar king brak e(red)
(/ page404)
0024 Electricpar king brak e(yello w)
(/ page404)
00C6 USA:Recuper ativeBr ak eSy stem
(/ page404)
004D Canada:brak es (yello w)
(/ page404)
0027 USA:brak es (red) (/ page404)
004D Canada:brak es (red) (/ page404) L
Distance warning (/ page407)
Ó ActiveBr ak eAssi st(/ page407)
ê ActiveBr ak eAssi st(/ page407)
ä AIRBOD YCO NTR OL(/ page407 )
ä DYNAMI CBOD YCO NTR OL
(/ page407 )
0025 ABS(/ page408 )
00E5 ESP®
(/ page408 )
00BB ESP®
OFF (/page408 )
0077 Tire pressur emonit oring system
(/ page411)
0060 Parking lights (/page111)
0058 Lowbeam (/page111)
0057 Highbeam (/page112)
003E003D Turn sign allights (/ page112)
005E Rear fogligh t(/ page111) Dis
playmes sage sand warning/in dicatorlam ps
397 397

Engi
ne Engi
ne WW
ar ar
nin g/i ndicat nin
g/i ndicat orlam pP or
lam pP ossiblecauses/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions
ÿ
Coolant warning lamp(red) *T
he redcoolant warning lampis lit while theengine isrunning.
Po ssible causes:
R The temp eratur esensor ismalfunctionin g
R The coolant leve lis toolow
R The airsuppl yto thera diat orisobstr ucted
R The radiat orfan is faulty
R The engine coolant pumpis faulty
If th er eis an additional warning tone, thecoolant temp eratur ehas exceeded themaximum permissible temp eratur e. &
W W
ARNIN G ARNIN
GRisk ofbur nswhen opening thehood
If yo uopen thehood intheev ent ofan overheat edengine or/rein theengine compartment, thefo llo wing situations
ma yoccur :
R Youma ycome intocont actwithho tga ses.
R Youma ycome intocont actwithot her escapin gho toper ating0uids. #
Beforeopen ingthehood, allowtheengine tocool down. #
Intheev ent ofa/r ein theengine compartment, keep thehood closed andcallthe/r eser vice. #
Stop immediat elyin accor dance withth etra1c conditions andswitc ho. theve hicle. Donotcont inuedr ivi ng . 400400
Displ
aymessag esand warning/in dicatorlam ps

WW
ar ar
nin g/ind icat nin
g/ind icat orlam pP or
lam pP ossiblecauses/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions #
Notethemessag eson theinstr ument display.
If t If
the coolan tt he
coolan ttem em
per per
atur atur
edispl a e
displ ay is at t y
is at the low he
lower end oft er
end ofthe t he
tem em
per per
atur atur
escale: e
scale: #
Con sult aquali/ed specialistwo rkshop.
If t If
the coolan tt he
coolan ttem em
per per
atur atur
edispla e
displa yis at t y
is at the upper endoft he
upper endofthe t he
tem em
per per
atur atur
escale: e
scale: #
Exit theve hicle andkeep asaf edist ance from ituntil theengine hascooled down. #
Chec kth ecoolant leve l(/ page272). #
Mak esur eth at theair suppl yto thera diat orisno tobstr ucted. #
Avoiding highloads ontheengine, drive to thenear estquali/ed special istwo rkshop. Indoin gso, ensu rethat the
coolant temp eratur edispla yre mains belowthere dar ea.
ÿ Coolant warning lamp(yel-
lo w) *T
he yello wcoolant warning lampis lit while theengine isrunning.
Po ssible causes:
R The temp eratur esensor ismalfunctionin g
R The charge air,tr ansmi ssionoilorbatt erycooli ngisfaulty
R The radiat orshutt ersar ebloc kedor def ectiv e #
Avoiding highloads ontheengine, drive to thenear estquali/ed special istwo rkshop. Displ
aymessag esand warning/in dicatorlam ps
401 401

WW
ar ar
nin g/ind icat nin
g/ind icat orlam pP or
lam pP ossiblecauses/conseq ossible
causes/conseq uencesand uences
and0050 0050
Solut ions Solut
ions
00B9
Engin ediagnosis warning
lam p *T
he yello wChec kEngine warning lampis lit while theengine isrunning.
A ma lfunct ionhasocc urredin theengine, theex haus tsy stem orthefuel system.
The emission limitvalues maybe exceeded andtheengine maybe inemer gency mod e.
In som estat es, legalrequ irements stipulateth at youmust immediat elyconsult aqu ali/ed special istwo rkshop assoon
as theye llo wChec kEngine warning lamplights up. #
Have theve hicle checkedas soon aspossible ataqu ali/ed special istwo rkshop.
003D
Elect rical malfu nctionwarn-
ing lamp *T
heredelectr icalmalfuncti onwarning lampis lit.
Ther eis amalfunction intheelectr ics. #
Notethemessag eson theinstr ument display.
00B6
Fu elreser vewarning lamp
0as hes *T
he yello wfuel reser vewarning lamplights upwhile youar edr iving.
Ther ehas been pressur eloss inthefuel system. Thefuel /ller capisno tclosed correctl yor thefuel system isleaking. #
Close thefuel /ller cap.
If th efuel /ller caphasalready been closed correctl y: #
Consult aqua li/ed specialist workshop. 402402
Displ
aymessag esand warning/in dicatorlam ps