engine coolant MERCEDES-BENZ E-CLASS COUPE 2022 User Guide

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ï
Tr ailer tow hitch warning
lamp *T
hered trailer hitch warning lamp is lit.
The trailer hitch is not operational. &
W
W ARNING
ARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedu reand do not re-couple the trailer until the display message disappears. #
Notethe messages on the instrument displa y.Engine
Engine
W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ÿ
Coolant warning lamp (red) *T
he red coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The coolant le vel is too low
R The air supply tothera diator is obstructed
R The radiator fan is faulty 436
436
Display message
s andwarning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
R The engine coolant pump is faulty
If th ere is an additional warning tone, the coolant temp erature has exceeded 120°C. &
W
WARNING
ARNING Risk of burns when opening the bonnet
If yo u open the bonnet in theeve nt of an overheated engine or /re in the engine compartment, thefo llowing situa-
tions may occur:
R You may come into contact with hot gases.
R You may come into contact with other escaping hot operating 0uids. #
Before opening the bonnet, allow the engine tocool down. #
Intheev ent of a /re in the engine compartment, keep the bonnet closed and call the /re service. #
Stop immediately in accordance with the tra1c conditions and switch o. theve hicle. Do not continue driving. #
Notethe messages on the instrument displa y.
If t If t he coolant t
he coolant t em
em per
per atur
atur e displa
e displa y is at t
y is at the low
he lower end of t
er end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Consult a quali/ed specialist workshop.
If t
If t he coolant t he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the upper end of t
he upper end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Exit theve hicle and keep a safe distance from it until the engine has cooled down. #
Check the coolant le vel (/ page 310). Display message
s andwarning/indicator lamps
437
437

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
ÿ
Coolant warning lamp (yel-
low) *T
he yellow coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The charge air, transmission oil or battery cooling is faulty
R The radiator shutters are bloc ked or defective #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop.
; Engine diagnosis warning
lamp *T
he yellow engine diagnostics warning lamp is lit while the engine is running.
A malfunction has occur red in the engine, theex haust system or the fuel system.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a quali/ed specialist workshop.
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times aTer refuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency ope ration mode is cancelled. The vehicle need not
be checked. 438
438
Display messages and
warning/indicator lamps

ï
Check trailer hitch lock (white
display message) .................................... 386
h Check tyre(s) ................................ 424
! Clean the fuel /lter....................... 393
ÿ Coolant Stop vehicle Switch
engine o............................................... 392
! currently una vailable See Own-
er's Manual............................................4 14
÷ currently una vailable See Own-
er's Manual............................................4 15
5 Engine oil le vel cannot be meas-
ured....................................................... 432
5 Engine oil le velRe duce oil le vel..... 431
5 Engine oil le velSt op vehicle
Switch engine o.................................... 431
5 Engine oil pressure Stop Switch
o. engine.............................................. 432
ä Fault Drive at max. 80 km/h ......... 412
6 Front leT malfunction Consult
wo rkshop (e xample)...............................3 76_
Front leT seat backrest not
loc ked (e xamp le).................................... 390
& inoperative Battery low................. 385
& inoperative Refuel vehicle............. .385
& inoperative See Owner's Man........ 385
! inoperative See Owner's Manual.. .415
÷ inoperative See Owner's Manual.. .416
T inoperative See Owner's Manual.. .417
G Inoperative................................... 418
: Intelligent Light System inopera-
tive........................................................ 383
Á Key being initialised Please wait.... 380
Á Key not de tected (red display
message).............................................. .380
Á Key not de tected (white display
message).............................................. .379
: LeT dipped beam (e xample).......... 381
6 LeT windowbag malfunction
Consult workshop (e xample).................. 376
¢ Lowe ring....................................... 413 :
Malfunction See Owner's Man-
ual ......................................................... 381
ð Maximum speed exceeded ............ 404
Ø ................................................... .428
ç O.................................................4 03
ë O.................................................4 01
! Parking brake See Owner's
Manual..................................................3 97
É Please reduce speed .................... .413
Ý Please wait 48 V battery charg-
ing......................................................... 422
h Rectify tyre pressure ..................... 424
Ø Re/ll AdBlue See Owner ’sMan-
ual ......................................................... 427
! Release parking brake ...................399
¸ Replace air cleaner ....................... 393
Á Replace key.................................. 379
8 Reser vefuel le vel.......................... 393
6 Restraint sys. malfunction Con-
sult workshop ....................................... .376 Index
455 455

#
See Owner's Manual..................... 419
Ù Steering malfunction Increased
ph ysical e.ort See Owner's Manual....... 388
Ù Steering malfunction Stop
immediately See Owner's Manual ........... 388
# Stop vehicle Lea veengine run-
ning ....................................................... 421
# Stop vehicle See Owner's Man-
ual......................................................... 420
É Stop vehicle Vehicle too low .......... 412
ç suspended .................................... 403
: Switch o. lights............................ 382
: Switch on headlamps .................... 382
á temp orarily una vailable Camera
view restric ted....................................... 411
¸ temp orarily una vailable Sensors
dirty....................................................... 410
Ø Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 428 +
Top up coolant See Owner ’s
Manual.................................................. 391
¥ Top up washer 0uid...................... .390
! Turn on the ignition torelease
th e parking brake ................................... 400
d Vehicle is operational Switch o.
ignition before exiting............................. 386
É Vehicle rising Please wait.............. 413
É Vehicle rising ................................ 413
h Warning tyre defect....................... 425
h Wheel sensor(s) missing ................ 423
Ø XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 428
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 408
Ac tive Blind Spot Assist inoperative........ 408
Ac tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .409 Ac
tive bonnet malfunction See Own-
er's Manual............................................ 388
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........417
Ac tive Brake Assist Functions limited
See Owner's Manual.............................. 418
Ac tive Distance Assist available again ..... 404
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 403
Ac tive Distance Assist inoperative.......... 404
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 409
Ac tive Lane Keeping Assist inoperative... 409
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 405
Ac tive Steering Assist cur rently
una vailable See Owner's Manual ............ 405
Ac tive Steering Assist inoperative...........4 05456 456
Index

Open/close g
Open/close g
ar
arag
ag e door
e door .............................. 184
Open/close g
Open/close g ate
ate.......................................... 184
Opening t
Opening t he boo
he boot lid using y
t lid using y our f
our foot
oot
HANDS-FREE ACCESS............................. 86
Opening t
Opening t he t
he tailg
ailgat
ate using y
e using y our f
our foot
oot
HANDS-FREE ACCESS............................. 86
Oper
Oper ating
ating 0uids
0uids
Ad Blue ®
................................................ .367
Ad ditives................................................ 365
Brake 0uid............................................. 370
Coolant.................................................. 370
Diesel.................................................... 366
Engine oil............................................... 368
Pe trol..................................................... 364
Wi ndsc reen washer 0uid........................ 371
Oper
Oper ating safe ating safe ty
ty
48 V on-board elect rical system............... 23
Information............................................. .23
Op
Op timised acceler
timised acceler ation
ation................................ 161
Outside mirr
Outside mirr ors
ors
Au tomatic anti-dazzle mode.................. .143
Au tomatic mir rorfo lding function........... 145
Blind Spot Assist.................................... 216 Fo
lding in/out........................................1 42
Memory function................................... 115
Pa rking position..................................... 144
Setting................................................... 142
Wa rning lamp......................................... 216
Ov
Ov er erhead contr
head contr ol panel
ol panel.................................. 12
Ov Ov er erview
view
Manoeuvring brake function................... 241
Ov
Ov er
er vie
vie w of airbags
w of airbags........................................ 47
Owner's Manual
Owner's Manual............................................. 22 P
P
P
P aint code
aint code................................................... 361
P
P anel heating
anel heating............................................... 110
P
P ar
ar k position
k position
DIRECT SELECT le ver............................. 171
Engaging................................................ 172
P
P ar
ar king
king, PARKTRONIC
Electric parking brak e............................ 232
P
P ar
ar king aid
king aid, Active Parking
Assist, PARKTRONIC.................................... 232
P
P ar
ar king Assist
king Assist, Active Parking Assist.............2 36P
P ar
ar king Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
Ac tivating....................................... 234, 235
Ad justing warning tones......................... 235
Deactivating................................... 234, 235
Fu nction................................................ 232
P P ar
ar king assist
king assist ance syst
ance systems
ems,PA RKTRONIC.... 232
P P ar ar king br
king br ake
ake, Electric parking brake
Electric.................................................. 185
P
P ar
ar king lights
king lights............................................... 129
P
P ar
ar king position
king position
Outside mir rors...................................... 144
St oring the position of the passenger
outside mir ror using reve rsege ar........... 145
P
P ar
ar king ser
king ser vice
vice
Selecting parking options...................... .278
P
P ar
ar king space
king space
Fi nding.................................................. 278
P
P ar
ar king up
king up................................................... 187
P
P ARK
ARK TR
TRONIC
ONIC
Ad justing warning tones......................... 235
P
P edestr
edestr ian prot
ian pr otection
ection ,Ac tive bonnet............ 306
P
P er
er iod out of use
iod out of use
Ac tivating/deactivating standby mode... 188 Index
467
467

V
V
ehicle st
ehicle st art
art
Emer gency ope ration mode.................... 159
Re mo teOnline....................................... 160
St art/stop but ton.................................. 158
V
V ehicle t
ehicle t ool kit
ool kit
TIREFIT kit.............................................. 323
To wing eye............................................. 336
V V entilating entilating , Convenience opening................... 90
V
V entilation
entilation................................................... 155
V
V ents
ents........................................................... 155
VIN
VIN, Vehicle identi/cation number
Engine compartmen t.............................. 361
Identi/cation plate................................. 361
Seat.......................................................3 61
V
V ision
ision
Demisting windo ws................................ 149 W
W
W
W ar
ar ning syst
ning syst em
em,ATA...................................... 96
W
W ar
ar ning tr
ning tr iangle
iangle................................... 320, 321
W
W ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 443 ê
Active Brake Assist warning lam p..4 42
J Brake system warning lamp (red)... 441
J Brake system warning lamp (yel-
low)....................................................... 440
ÿ Coolant warning lamp (red)........... 436
ÿ Coolant warning lamp (yellow).......4 38
! Electric parking brake indicator
lamp (red).............................................. 440
# Electrical fault warning lam p......... 439
; Engine diagnosis warning lamp...... 438
å ESP®
OFF warning lam p................ 445
÷ ESP®
wa rning lamp 0ashes........... 444
÷ ESP®
wa rning lamp lights up......... 444
8 Fuelreser vewarning lamp lights
up.......................................................... 439
Ù Powe r steering warning lamp
(red)...................................................... 435
6 Restraint system warning lam p...... 434
ü Seat belt warning lamp 0ashes...... 434
ü Seat belt warning lamp lights up.... 435 ä
Suspension warning lamp (yel-
low)....................................................... 443
! The electric parking brake (yel-
low) indicator lam p................................. 440
ï Trailer tow hitch warning lam p....... 436
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 446
h Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 446
L Warning lamp for distance
wa rning function.................................... 442
W
W ar ar ning/indicat
ning/indicat or lam
or lamps
ps
Instrument displa y................................. 433
PA SSENGER AIR BA G............................... 51
W
W asher
asher 0uid
0uid
Wi ndsc reen washer 0uid........................ 371
W
W ashing b
ashing b y hand
y hand.......................................... 314
W
W at
at er t
er t ank
ank ................................................... 312
W
W eat
eat her inf
her inf or
ormation
mation..................................... 278
W
W eb br ow
eb br owser
ser
Overview................................................ 291 476
476
Index