2021 MERCEDES-BENZ E-CLASS COUPE heater

#
Bring theve hicle toa standstill bypressing the
brake pedal. #
Ongradients, turn the front wheels so that the
ve hicle will rollto wa rdsth eke rb if it starts
moving. #
Apply the electric parking brake. #
Engage transmission position jin a station-
ary vehicle with the brake pedal applied
(/ page 169). #
Switch o. theve hicle bypressing the1 but-
to n. #
Release the service brake slo wly. #
Get out of theve hicle and lock it.
% When you park theve hicle, you can still oper-
ate the side windo wsand the panoramic slid-
ing sunroof for appr oximately four minutes if
th e driver's door is closed. Gar
Gar
ag
age door opener
e door opener Pr
Pr
ogr
ogr amming butt
amming butt ons f
ons for t
or the g
he g ar
arag
ag e door opener
e door opener &
D
DAN
AN GER
GER Risk of fatal injuries caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vetheve hicle or, if present, the
stationa ryheater running in an enclosed
space without su1cient ventilation. &
W
WARNI NG
ARNI NGRisk of injury bybecoming
trapped when opening and closing a
ga rage door
When you operate or prog ram a garage door
with an integ ratedga rage door opener, per-
sons can become trapped or struck bythe
ga rage door if they stand wi thin its range of
mo vement. #
Always make sure that nobody is within
th era nge of thega rage door's mo ve-
ment. R R
eq
eq uir
uir ements:
ements:
R The vehicle has been par ked outside the
gar age or outside thera nge of mo vement of
th e door.
R The vehicle is switched on.
R The vehicle has not been star ted. Driving and parking
179
179

begin with positive contact
2onyour own
ve hicle /rst. #
Dur
During st
ing st ar
arting assist
ting assist ance:
ance:startthe engine of
th e donor vehicle and run at idle speed. #
Connect the negative term inal of the donor
battery and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery /rst. #
Dur
During st
ing st ar
arting assist
ting assist ance:
ance:startthe engine of
yo ur ow nve hicle. #
Dur
During t
ing t he c
he char
harging pr
ging pr ocess:
ocess: startthech arg-
ing process. #
Dur
During st
ing st ar
arting assist
ting assist ance:
ance:letthe engines run
fo r se veral minutes. #
Dur
During st
ing st ar
arting assist
ting assist ance:
ance:before disconnect-
ing the jump lead, switch on an electrical con-
sumer on your ow nve hicle, e.g. there ar win-
dow heater or lighting.
When the starting assistance/charging process is
comple te, per form thefo llowing steps: #
Firs t, re mo vethe jump lead/charging cable
from ear thpoint 3and the negative term inal of
the donor batter y,then from positive con-
ta ct 2 and the positive term inal of the donor
batter y.Begin ea chtime with the contacts on
yo ur ow nve hicle /rst. #
ATer removing the jump lead/charging cable,
close co ver1 of positive contact 2.
Fu rther information can be obtained at a quali/ed
specialist workshop. R
R
eplacing t
eplacing t he 12 V batt
he 12 V batt ery
ery #
Obser vethe no tes on the 12 V battery
(/ page 323).
Mercedes-Benz recommends that you ha vethe
12 V battery replaced at a quali/ed specialist
wo rkshop, e.g. at a Mercedes-Benz Se rvice
Centre.
Obser vethefo llowing no tes if youwa nttoreplace
th e battery yourself:
R Alwaysre place a faulty battery with a battery
which meets the speci/c vehicle requ ire-
ments. The
vehicle is equipped with an AGMtech nol-
ogy bat tery (Absorbent Glass Mat) or a lith-
ium-ion batter y.Fu llve hicle functionality is
only guaranteed with an AGM bat tery or lith-
ium-ion batter y.Fo r saf etyre asons, Mercedes-
Benz recommends that you only use batteries
which ha vebeen tested and appro vedfo ryo ur
ve hicle byMercedes-Benz.
R Carryove r de tach able parts, such as vent
hoses, elbow /ttings or term inal co vers from
th e battery being replaced.
R Make sure that theve nt hose is alw ays con-
nected tothe original opening on the side of
th e batter y.
Fi t any existing or supplied cell caps.
Otherwise, gases or battery acid could
escape.
R Make sure that de tach able parts are recon-
nected in the same way. 328 328
Breakdown assistance

Oper
Oper
ating
ating 0uids
0uids N
No
ot
tes on oper
es on oper ating
ating0uids
0uids *
N
NOOTE
TE Mercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. &
W
W ARNING
ARNING Risk of injury from operating
0uids harmful toyour health
Operating 0uids may be poisonous and harm-
ful toyour health. #
Obser vethete xt on the original contain-
ers when using, storing or disposing of
operating 0uids. #
Always store operating 0uids sealed in
th eir original containers. #
Alwayske ep children away from operat-
ing 0uids. +
ENVIR
ENVIR
ONMENT
ONMENT AL NO
AL NOTE
TEPollution of the
environment due toirre sponsible disposal
of operating 0uids Incor
rect disposal of operating 0uids can
cause considerable damage tothe environ-
ment. #
Dispose of operating 0uids in an environ-
mentally responsible manner. Operating 0uids include
thefo llowing:
R fuels
R DeNOx agent AdBlue ®
forex haust gas aTer-
treatment
R lubricants
R coolant
R brake 0uid
R windscreen washer 0uid
R climate cont rol system refrigerant
Only use products appro vedby Mercedes-Benz.
Damage caused bythe use of products that ha ve
not been app rove d is not co veredby the
Mercedes-Benz warranty or goodwill gestu res. The operating 0uids appr
ovedby Mercedes-Benz
can be identi/ed bythefo llowing inscriptions on
th e container:
R MB-F reigabe (e.g. MB-F reigabe 229.51)
R MB-Appr oval (e.g. MB -Appr oval 229.51)
Fu rther information on appr oved operating 0uids:
R inthe Mercedes-Benz Speci/cations for Oper-
ating Fluids byentering the designation
- at https://be vo.mercedes-benz.com
- inthe Mercedes-Benz BeVo App
R Ataqu ali/ed specialist workshop &
W WARNING
ARNING Risk of /re or explosion from
fuel
Fu els are highly 0ammable. #
Fire , naked 0ames, smoking and creating
spar ksmust be avoided. #
Before and during refuelling, switch o.
th eve hicle and, if /tted, the stationary
heater. Te
ch nical data
359
359

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Adaptive Highbeam Assist
Plus inoperative *A
daptive Highbeam Assist Plus is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. #
Until then, operate the high beam manuall y.
Hazard warning lamps mal-
functioning *T
he hazard warning lamp switch is malfunctioning. #
Consult a quali/ed specialist workshop. Climat Climat
e contr
e contr ol
ol Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
&
inoperative See Owner's
Man. *T
he stationary heater is temp orarily malfunctioning. #
When theve hicle is stationary on a le vel sur face and the engine has cooled down, make up tofour attem ptsto
switch on the stationary heater, waiting se veral minutes between each attem pt. #
Ifth e stationary heater does not switch on, consult a quali/ed specialist workshop. 380 380
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
&
inoperative Battery low *T
he on-board elect rical system voltage is too lo w.
The stationa ryheater has switched itself o.. #
Drive an extended distance until the battery has reached a su1cient charge leve l again.
&
inoperative Refuel vehicle *T
here is too little fuel in the fuel tank. The stationary hea ter cannot be switched on. #
Refuel theve hicle. V
V
ehicle
ehicle Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
d
Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
Get out of theve hicle, secure it against rolling away and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch o. the electrical consumers, e.g. the seat heating. Otherwise, the 12‑V bat-
te ry may dischar geand starting the engine may be possible only with the help of a second battery (jump start). Display messages and
warning/indicator lamps
381 381

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
á
Ã
Ä
Ø
Ô
temporarily unavailable
Camera view restricted *T
he view of the multifunction camera is restric ted. Possible causes:
R Dirt on the windscreen in the /eld of vision of the multifunction camera
R Heavy rain, snow or fog
R Mist on the inside of the windscreen: in cer tain we ather conditions, mist can form onthe inside of the windscreen
during cold times of year in particular.
% This mist on the windscreen will be remo ved automatically within a short time with the aid of a heater. The restric-
tion is temp orar y.
Driving systems and driving saf ety sy stems ma y be malfunctioning or temp orarily una vailable. The brake system, steer-
ing and drive system will continue tofunction normall y. #
Drive on
Once the causes of the problem are no longer present, the driving systems and driving saf ety sy stems will be available
again and the cor responding symbols will be switched o..
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra1c conditions. #
Clean the windscreen, especially in the position of the multifunction camera (/ page 185). #
Restart theve hicle. 406 406
Displ
aymessages and warning/indicator lamps

A
A
ut
ut omatic dist
omatic dist ance contr
ance control
ol
see Active Distance Assist DISTRONIC
A
A ut
ut omatic dr
omatic dr iving lights
iving lights ................................ 127
A
A ut
ut omatic engine st
omatic engine st art
art
see ECO start/stop function
A
A ut
ut omatic engine st
omatic engine st op
op
see ECO start/stop function
A
A ut
ut omatic fr
omatic fr ont passeng
ont passeng er airbag
er airbagshut
shuto.
o.
PA SSENGER AIR BAG indicator la mps...... 50
A
A ut
ut omatic mirr
omatic mirr or f
or folding function
olding function
Ac tivating/deactivating.......................... 142
A
A ut
ut omatic seat adjus
omatic seat adjustment tment
Setting................................................... 104
A
A ut
ut omatic tr
omatic tr ansmission
ansmission
DIRECT SELECT le ver............................. 168
Drive prog ram displa y............................ 167
Drive prog rams...................................... 166
DY NAMIC SELECT switch...................... .166
Engaging drive position.......................... 170
Engaging reve rsege ar............................ 169
Kickdown............................................... 171
Manual gear changing........................... .170
Selecting park position........................... 169
St eering wheel gearshiT paddles............ 170 Tr
ansmission position displ ay................. 168
Tr ansmission position s........................... 168
Axle load
Axle load
Perm issible............................................ 357
Tr ailer operatio n.................................... .370 B
B
Bad w
Bad w eat
eather light
her light ......................................... 130
Bag hook
Bag hook..................................................... 119
Ball neck
Ball neck Folding out/in........................................ 241
B
B AS (Br
AS (Br ak
ake Assis
e Assist Syst t System)
em)........................... 187
Batt
Batt ery
ery
Re mo tecont rol (stationary heater)......... 150
Batt
Batt er
ery (ke
y (ke y)
y)
Re placing................................................. 75
Batt
Batt er
ery (v
y (v ehicle)
ehicle)
Charging (Remo teOnline)..................... .156
No tes..................................................... 323
No tes (starting assis tance and charg-
ing)........................................................ 325
Belt
Belt see Seat belt Bicy
Bicy
cle r
cle r ack
ack
Load capacit y........................................ 370
Tr ailer operatio n.................................... .245
Blind Spo
Blind Spo t Assist
t Assist
Ac tivating/deactivating.......................... 216
Fu nction................................................ 213
System limi tations.................................. 213
Blow
Blow er
er
see Clima tecont rol
BlueTEC
BlueTEC see AdBlue ®
Bonnet
Bonnet Function (active bonnet)......................... 303
Opening/closing.................................... 303
Boo
Boo t lid
t lid
Closing.................................................... 81
HANDS-FREE ACCESS............................. 84
Locking separatel y................................... 86
Opening................................................... 81
Opening dimensions.............................. 368
Br Br ak
ak e Assis
e Assist Syst t System
em
see BAS (Brake Assist System) 446
446
Index

Re
sidual heat......................................... 146
Setting (MBUX multimedia system)......... 144
Setting the air distribution...................... 143
Setting the air0ow.................................. 143
Setting the climate style......................... 145
Setting the frag rance system.................. 146
Setting theve hicle interior temp era-
ture....................................................... 143
St ationary heater/ ventilation................. 148
Switching there ar wind owheater
on/o.................................................... 143
THERM ATIC cont rol panel...................... 143
THERMOTRONIC control panel............... 143
Ve ntilating theve hicle (con venience
opening).................................................. 88
Climat
Climat e s
e stytyle
le
Fu nction................................................ 145
Setting.................................................. .145
Co-dr
Co-dr iv
iver airbag
er airbag shut
shuto.
o.
see Automatic co-driver airbag shuto.
Coc
Coc kpit
kpit
Overview.................................................... 6
Co.ee
Co.ee cup symbol
cup symbol
see ATTENTION ASSIST Collision det
Collision det
ection (park
ection (parked v
ed vehicle)
ehicle)
Setting................................................... 183
Combination switch
Combination switch .................................... .128
Com
Com ponent-speci/c
ponent-speci/c inf
infor
ormation
mation................... 356
Com
Com put
puter
er
see On-board computer
Conv
Conv enience closing
enience closing...................................... 88
Conv
Conv enience opening
enience opening..................................... 88
Coolant (engine)
Coolant (engine) Levelch eck............................................ 307
No tes..................................................... 366
Cooling
Cooling
see Climate control
Cop
Cop yr
yright
ight....................................................... 38
Cor
Cor ner
nering light
ing light............................................. 129
Cr
Cr oss
oss tr
tra1c
a1c (w
(war
ar ning)
ning)
see Manoeuvring assis tance
Cr
Cr oss
oss Tr
Tra1c
a1c Alert
Alert........................................ 237
Cr
Cr osswind Assist
osswind Assist
Fu nction/no tes...................................... 188
Cr
Cr uise contr
uise contr ol
ol
Ac tivating............................................... 194 Buttons.................................................. 194
Calling up a speed................................. 194
Deactivating........................................... 194
Fu
nction................................................ 193
Re quirements:....................................... 194
Selecting............................................... 194
Setting a speed...................................... 194
St oring a speed...................................... 194
System limitations.................................. 193 D D
Dashboard
Dashboard see Cockpit
Dashcam
Dashcam Notes..................................................... 276
Selecting a USB device......................... .277
St arting/stopping a video recording...... .277
Dat
Dat a acq
a acq uisition
uisition
Ve hicle..................................................... 35
Dat
Dat a pr ot
a pr otection r
ection r ights
ights
Data storag e............................................ 38
Dat
Dat a st
a st or
orage
age
Data pr otection rights.............................. 38
Electronic control units............................ 35 Index
449
449