2019 MERCEDES-BENZ CLA COUPE fuel

The
ECO display consistsof three section s,with
an inner andouter area.Thesection scorre-
spond tothe following threecategories: 0043
Acce
leration (evaluation ofthe
acceleration processes):
R the outer areafillsupand theinner
area lights upgreen: moderate
acceleration ,especially athigher
speeds
R the outer areaempties andthe
inner areaisgray: sporty acceler-
ation 0044
Coasting
(evaluation ofall decelera-
tion processes):
R the outer areafillsupand theinner
area lights upgreen: anticipator y
driving, keeping yourdistance and
early release ofthe accelerator.
The vehicle cancoast without use
of the brakes.
R the outer areaempties andthe
inner areaisgray: frequent heavy
braking 0087
Constant
(continuous evaluation
over theentir ejourney):
R the outer areafillsupand theinner
area lights upgreen: constant
speed andavoidance ofunneces -
sary acceleration anddeceleration
R the outer areaempties andthe
inner areaisgray: fluctuations in
speed The
three innerareas display thecurrent driving
style andlight upgreen asaresult ofaparticu-
larly econom icaldriving style.Dependin gon the
driving situation, uptotwo areas maylight up
simultaneously.
At the beginning ofthe journey, thethree outer
areas areempty andfillup asaresult ofeco-
nomical driving.Ahigher levelindicates amore
econom icaldriving style.Ifthe three outer areas
are completely filledatthe same time,thedriver
has adopted themost econom icaldriving style
for the selected settings andprevailing condi-
tions. TheECO display borderlightsup.
The ECO display doesnotindicate theactual fuel
consumpt ion.Theadditionally achievedrange
display edunder Bonus fr.Start Bonus
fr.Start doesnot
indicate afixed consumpt ionreduction . In
addition todriving style,theactual consump-
tion isaffect edbyother factors,such as:
R Load
R Tire pressure
R Cold start
R Choice ofroute
R Act ive electric alconsumer s
These factorsare not included inthe ECO dis-
play.
An econom icaldriving stylespecially requires
driving atmoderate enginespeeds.
Achievin gahigher valueinthe categories
"Accelerat ion"and"Constant ":
R observe thegearshift recommendations .
R drive thevehicle indrive program Cor E
(vehicles withaDYNA MICSELECT button ).
On long journeys ataconst antspeed, e.g.onthe
highway, onlytheouter areafor"const ant"will
change.
The ECO display summarizes thedriving style
from thestart ofthe journey toits completion .
Therefore, therearemore marked changes in
the outer areas atthe start ofajourney. Onlon-
ger journeys, therearefewer changes. Formore
marked changes, performamanual rest
(Y page 183).
For more inform ationonthe ECO display ,see
(Y page 182). Br
aking
Import antsafety notes G
WARNIN
G
If you shift down onaslippery roadsurface in
an attempt toincrease theengine's braking
effect ,the drive wheels couldlosetheir grip.
There isan increased dangerofskidding and
accident s.
Do not shift down foradditional enginebrak-
ing onaslippery roadsurface.
Dow nhill gradients !
On
long andsteep gradients, youmust
reduce theload onthe brakes byshiftin gto a
lower gearingood time. Thisallows youto
take advantage ofengine braking. Forthis you
must firstactivate manualgearshifting .This Driving
tips
147Driving andparking Z

Trip
menu
Stan dard display X
Pre ssand holdthe 0038 button onthe stee r-
ing wheelunti lthe Tri p Tri
pmenu with trip odom-
ete r0043 and odome ter0044appe ars.
Trip compute r"F rom Start" or"From
Res et" 0043
Distance
0044 Driv ingtime
0087 Aver agesp ee d
0085 Aver agefu el cons umption
X Pre ssthe 0059 or0065 button onthe stee ring
wh eelto sel ect the Trip Tri
pmenu .
X Pre ssthe 0063 or0064 button tosel ect
Fro mSta rt Fro
mSta rtorFro mRes et Fro
mRes et.
The values inthe From Fro
mSta rt Sta
rtsubme nuarecal -
cul ate dfro mthe startof ajou rney whilst the
va lues inthe FromRes et Fro
mRes etsubme nuarecal cu-
la ted fromthe last time thesubme nuwasres et
(Y page 183 ).
In the followi ng cas es,the trip comp uteris au to-
ma tica lly res etFro mSta rt Fro
mSta rt:
R the igniti onhasbe en switch edoff for mor e
tha nfou rhou rs.
R 999 hourshave been exce eded.
R 9,9 99 mileshave been exce eded.
Wh en9,9 99 hou rsor 99, 999 mileshave been
exce eded,the trip comp uteris au toma tically
res etFro mRes et Fro
mRes et. EC
Odis play The
ECO disp layis not availa bl e in Me rced es-
AMG vehicles.
X Pre ssthe 0059 or0065 button onthe stee ring
wh eelto sel ect the Trip Tri
pmenu .
X Pre ssthe 0063 or0064 button tosel ect ECO ECO
DIS PLAY DIS
PLAY.
If the igniti onrem ains switch edoff for longe r
tha nfou rhou rs,the ECO disp laywi llbe auto-
ma tica lly res et.
For mor einfo rma tionon the ECO disp lay, see
(Y page 146 ).
Di spl aying the rang eand curren tfue l
co ns umptio n Me
rced es-AMG vehicles: the menu onlysho ws
ra nge 0043.
X Pre ssthe 0059 or0065 button onthe stee ring
wh eelto sel ect the Trip Tri
pmenu .
X Pre ss0063 or0064 tosel ect the disp laywi th
ap pro xim ate range 0043and current fuel con-
su mpti on0044.
App roximaterange 0043thatcan becove redis
cal cul ate dacc ording toyour cur rent drivin g
sty leand theamount offuel in the tank. If
the reisonl ya sma llam ount offuel left in the
fu el tank, aveh iclebe ing refueled 00A8
ap pe arsins tea dof appro xim ate range 0043.
Re cup erationdisp lay0087 sho wsyouif ene rgy
ha sbe en recu perated fromthe kine ticene rgy
in ove rrunmod eand saved inthe battery .
Re cup erationdisp lay0087 depends onthe
eng ineinstalledand isthe refore not availa bl e
in allveh icles. 18
2 Me
nus and submen usOn-bo ard computer anddisplay s

X
Press the0064 or0063 button toset Off Off,
Standard Standard
orSensitive Sensitive.
X Press the0076 button tosave thesetting.
When ATTENTION ASSISTisdeactivated, the
00D7 symbol appears inthe multifunc tiondis-
play inthe assistanc egraphics display.
For further informationabout ATTENTION
ASS IST, see(Ypage 173).
<002400460057004C005900440057004C0051004A001200470048004400460057
004C00590044> tingBlind Spot
Assist X
Press the0059 or0065 button onthe steerin g
wheel toselect theDriveAssis t DriveAssis
tmenu.
X Press the0063 or0064 button toselect
Blind SpotAssist Blind
SpotAssist.
X Press 0076toconf irm.
The curren tselection appears.
X To activat e/deactivat e:press the0076 but-
ton again.
For further informationabout BlindSpotAssist ,
see (Ypage 174).
<002400460057004C005900440057004C0051004A001200470048004400460057
004C00590044> tingLane Keeping
Assist X
Press the0059 or0065 button onthe steerin g
wheel toselect theDriveAssis t DriveAssis
tmenu.
X Press the0063 or0064 button toselect
Lane Keeping Assist Lane
Keeping Assist.
X Press 0076toconf irm.
The curren tselection appears.
X Press 0076again toconf irm.
X Press the0064 or0063 button toset Off Off,
Standard Standard
orAdaptive Adaptive.
X Press the0076 button tosave thesetting.
When LaneKeeping Assistisactivat ed,the
multifunc tiondisplay showsthelane mark-
ings asbright linesinthe assistanc egraphic.
For further informationabout LaneKeeping
Assist ,see (Ypage 176). Service
menu
Dependin gon the equipment installedinthe
vehicle, youhave thefollowing optionsinthe
Serv. Serv.
menu: R
Calli ngup display messages inmessage
memory (Ypage 193)
R Restartin gthe tire pressure losswarning sys-
tem (Canada only)(Ypage 297)
R Checking thetire pressure electronically
(USA only)(Ypage 297)
R Calli ngup the service duedate
(Y page 264) Settings
menu
Introdu ction Dependin
gon the equipment installedinthe
vehicle, youhave thefollowing optionsinthe
Sett. Sett.
menu:
R Changing theinstr ument cluster settings
R Changing thelight settings
R Changing thevehicle settings
R Changing theconv enienc esett ings
R Restoring thefactor ysett ings
Instru mentcluster Selecting
thedista nceunit
The Display UnitSpeed-/Odo meter: Display
UnitSpeed-/Odo meter:func-
tion allows youtochoose whether certaindis-
plays appear inkilometer sor miles inthe mul-
tifunc tiondisplay.
X Press the0059 or0065 button onthe steerin g
wheel toselect theSett. Sett.
menu.
X Press the0064 or0063 button toselect the
Instrument Cluster Instrument
Clustersubmenu.
X Press 0076toconf irm.
X Press the0064 or0063 button toselect the
Display UnitSpeed-/Odo meter Display
UnitSpeed-/Odo meterfunction.
You willsee theselected setting: km km
ormiles miles.
X Press the0076 button tosave thesetting.
The selected unitofmeasurement fordistanc e
applies to:
R Digital speedometer inthe Trip Trip
menu
R Odometer andthetrip odometer
R Trip computer
R Current fuelcons umption andapproximate
range
R Navigation instruction sin the Navi Navi
menu
R Cruise control 188
Menus
andsubmenusOn-board computerand display s

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 003D
See Operator'sMan ‐ See
Operator'sMan ‐
ual ual The
battery isno tbein gch arg ed.
A warn ingtone also soun ds.
Pos siblecaus esare:
R adef ective altern ator
R ato rn poly- V-belt
R amalf unction intheelec tron ics
! Do
notdri ve any further. Other wise theen gin emay overheat.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,pay-
ing attention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Con sult aqualif iedspecialistwor kshop . 003D
Sto pVeh icleSee Sto
pVeh icleSee
Ope rator'sMan ual Ope
rator'sMan ual The
battery isno longer bein gch arg edand theco nd ition ofcharg eis
to olow.
A warn ingtone also soun ds.
X Pull overand stop theveh iclesaf ely and switchoff theen gin e,pay-
ing attention toroa dand traff icco nd ition s.
X Se cur eth eveh icleagain strol lingaway (Ypage 142).
X Obs erveth eins truct ionsin thedisp laymes sage 003D SeeOper‐ See
Oper‐
ato r's Manual ato
r's Manual.
X Con sult aqualif iedspecialistwor kshop . 00B2
Che ck Che
ckEng ine Eng
ine Oil Oil
At At
Nex tRef ueling Nex
tRef ueling The
engin eoil levelhas dropped tothemin imum level.
A warn ingtone also soun ds.
! Av
oid longer journ eys when there isins ufficien ten gin eoil. You
co uld other wise damag eth een gin e.
X Chec kth eoil levelwhen next ref uelin g,at thelat est (Ypage 261).
X Ifne cessar y,add engin eoil (Ypage 262).
If th eengin eoil need stop pingup mor eoft en:
X Con tacta qualif iedspecialistwor kshop andhaveth een gin e
ch ecke d.
In for mat iononappr oveden gin eoils can beobt ained from any quali-
fie dspe cialistwor kshop oron theIn te rn et athttp :/ /be vo.mer cedes -
ben z.co m. 00D4
Fue lLev elLow Fue
lLev elLow The
fuel levelhas dropped intoth eres erveran ge.
X Refue lat thene ares tgas stati on. 208
Disp
laymes sage sOn -boar dcomp uter anddi sp lay s

Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00D5 The
reison lyaver ysma llamou ntoffuel inthefuel tank.
X Refue lat thene ares tgas stati on without fail. 00D4
Gas CapLoose Gas
CapLoose The
fuel filler cap isno tclo sed correc tly or thefuel systemisleak ing.
X Chec kth at thefuel filler cap isco rrec tly clo sed .
If th efu el fill er cap isnot correctly closed :
X Clos eth efuel filler cap .
If th efu el fill er cap iscor rectly closed :
X Vis itaqualif iedspecialistwor kshop . Dri
ving system s Disp
laymes sages Poss
iblecauses/co nsequences and 0050 0050
Solu tions 00AD
Att ention Assist : Att
ention Assist :
Tak eaBre ak! Tak
eaBre ak! Bas
edon certain criteri a,AT TENTI ON ASSIST has detectedfat igue or
a lack ofconcen trati on on thepart ofthedri ver .A warn ingtone also
soun ds.
X Ifne cessar y,tak eabre ak.
Dur ing longjo urn eys, takereg ular breaks ingoo dtime soyou get
en ough rest. 00AD
Att ention Assist Att
ention Assist
Ino perative Ino
perative AT
TENTI ON ASSIST isino per ative.
X Vis itaqualif iedspecialistwor kshop . 00D9
Off Off The
HOLD function isdeac tivat ed. The vehicleis sk iddin g.
A warn ingtone also soun ds.
X Reac tivat eth eHO LD function later (Y page 159). The
HOLD function isdeac tivat ed. Whe nth ebrak epedal isfirmly
depr essed, anact ivat ion cond ition isno tfulf illed .
A warn ingtone also soun ds.
X Chec kth eact ivat ion cond ition sfor theHO LD function
(Y page 159). Disp
laymes sage s
209On -boar dcomp uter anddi sp lay s Z

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00240049
0051
0049 (USAonly),0024 (Canada only):the red indica torlamp forthe electric
parki ngbrake flashes orlights upand/or theyellow warni nglamp forthe electric
parki ngbrake lights up.
X Observe theadditiona ldisp laymessa gesinthe multi function display. 0075
0051
The redrestrai ntsystem warning lamp islit whi lethe engine isrunning.
The restrai ntsystem ismalfu nctioning.
G WARNING
The airbag sor Emergency TensioningDevices mayeither betriggere duninten-
tional lyor, inthe event ofan accide nt,may notbetriggere d.
There isan increas edrisk ofinjury .
X Observe theadditiona ldisp laymessa gesinthe multi function display.
X Drive oncarefu lly.
X Contact aqua lified speci alist worksho pand have therestrai ntsystem checked.
For further informati onabo utthe restrai ntsystem, see(Ypag e40) . Eng
ine Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00B9
0051
The yellow CheckEngine warning lamp lights upwhi lethe engine isrunning.
There maybeamalfu nction, forexampl e:
R in the engine management
R in the fuel injection system
R in the exhau stsystem
R in the ignitio nsystem
R in the fuel system
The emiss ionlimitvalu esmay beexceede dand theengine maybeinemerge ncy
mode.
X Visi ta qua lified speci alist worksho pimmed iately.
i In
some states, youmust immed iatelyvisit aqua lified speci alist worksho pas
soon asthe yellow CheckEngine warning lamp lights up. This isdue tothe lega l
requ ireme ntsineffect inthese states. Ifin dou bt,check whethe rsuch legal
regu lations applyin the state inwhi chyou arecurrently driving. 00D4
0051
The yellow reserve fuelwarning lamp lights upwhi lethe engine isrunning.
The fuel levelhas dropp edinto thereserve range.
X Refu elat the neares tgas station. 226
Warning
andindic atorlamps inthe instrum entclusterOn-bo ardcomput erand displays

Warning/
indic ator
lamp 00510051
Sign altype
Poss iblecause s/cons equen cesand 0050 0050
Sol utions 00D4
0051
The yellow reserve fuelwarning lamp flashes whilethe vehicl eis in motion.
In add ition, the00B9 CheckEngine warninglamp maylight up.
The fuel filler cap isnot closed correctly orthe fuel system islea king.
X Che ckthat thefuel filler cap iscorrectly closed.
X Ifthe fuel filler cap isnot correc tlyclosed: close thefuel filler cap.
X Ifthe fuel filler cap isclo sed: visitaqua lified speci alist worksho p. 00AC
0051
The redcoola ntwar ning lamp lights upwhi lethe engine isrunning andthe
coola nttempera turegage isat the start ofthe scale .
The tempera turesensor forthe coola nttempera turegaugeismalfu nctioning.
The coola nttempera tureisno longer being monitored .There isarisk ofengine
dama geifthe coola nttempera tureistoo high .
X Pul lover andstop thevehicl esafel yand switch offthe engine, paying attention
to road andtraffic conditions. Donot continue drivingunder anycircumsta nces.
X Secure thevehicl eaga inst rolling awa y(Y pag e142) .
X Consu ltaqua lified speci alist worksho p. Warning
andindic atorlamps inthe instrum entcluster
227On-boardcomput erand displays Z

Engine
compartm ent Hood
Imp ortant safety notes G
WAR
NING
If th ehood isunlat ched, itmay open upwhen
th eveh icle isin mot ionand blockyour view.
Ther eis arisk ofan acc iden t.
Nev erunlat chthehood while driving.Bef ore
ever ytrip, ens ure that thehood isloc ked. G
WAR
NING
When openingand closingth ehood ,it may
sudde nlyfall intoth eclo sed posit ion.Ther eis
a risk ofinjury topers onswith inran geof
mov emen tof thehood .
Open andclosethehood onlywhen nooneis
with inits ran geofmov emen t. G
WAR
NING
Open ingthehood when theeng ineisove r-
heat edorwhen there isafir ein theeng ine
com partmen tcoul dexp ose you tohot gases
or other servicepro duct s.Ther eis arisk of
inj ury.
Let anove rheatedeng inecoo ldown before
open ingthehood .If th ere isafir ein the
eng inecom partmen t,ke ep thehood closed
and contactth efir edepar tment . G
WAR
NING
The enginecom partmen tcon tain smov ing
com ponents.Cert aincom ponents,suc has
th eradiat orfan ,may continue torun orstart
again sudde nlywhen theign ition isoff .Ther e
is arisk ofinjury.
If you needto do any work inside theeng ine
com partmen t:
R swit choff theign ition
R nev erreac hint oth earea whereth ere isa
risk ofdang erfrom mov ingcom ponents,
suc has thefan rotatio narea R
rem ove jewelry andwatc hes
R ke ep items ofclo thing and hair, forexam -
ple, away from mov ingpart s G
WAR
NING
The ignition syst emand thefuel inject ion sys-
te m work underhigh voltage. Ifyou touch
com ponentswhic hare unde rvolt age, you
coul dget anelec tric shoc k.Ther eis arisk of
inj ury.
Nev ertouch com ponentsof theign ition sys-
te m or fuel inject ion syst emwhen theign ition
is swit ched on.
To ens ure theflow offresh airthroug hth eair
ven tsint oth eveh icle interio r,please observe
th efoll owin gno tes(Y page 121):
Open ingthehood G
WAR
NING
Cert aincom ponentsin theeng inecom part-
men t,suc has theeng ine,radiat orand parts
of theexh aust system, canbecome veryhot .
Wor kingin theeng inecom partmen tpose sa
risk ofinjury.
Wher eposs ible, lettheeng inecoo ldown and
to uch onlythecom ponentsdesc ribedin the
foll owin g. G
WAR
NING
When thehood isopen andthewind shield
wiper sare setinmot ion,you can beinjured by
th ewiper linkage. Thereis arisk ofinjury.
Always switchoff thewind shieldwiper sand
th eign ition befo reopen ingthehood .
! Mak
esure that thewind shieldwiper sare
no tfold edaway from thewind shield.You
coul dot her wise damag eth ewind shieldwip-
ers orthehood . 260
Engine
compartm entMa intenance andcare