2022 MERCEDES-BENZ E-CLASS COUPE engine coolant

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ÿ
Coolant Stop vehicle
Switch engine off *T
he coolant is too hot. #
Stop immediately in accordance with the tra1c conditions and switch o. theve hicle. &
W WARNING
ARNING Risk of burns when opening the bonnet
If yo u open the bonnet in theev ent 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. #
Wait until the engine has cooled down. #
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 *T
here is a malfunction in the engine cooling system. #
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. 392
392
Display messages and
warning/indicator lamps

W
W
ar
ar ning and indicat
ning and indicat or lam
or lamps
ps Ov
Ov
er
ervie
vie w of indicat
w of indicat or and w
or and war
arning lam
ning lam ps
ps Some systems will per
form a self-test when the
ve hicle is switched on. Some indicator and warn-
ing lamps may brie0y light up or 0ash. This beha v-
iour is non-critical. These indicator and warning
lamps indicate a malfunction only if they light up
or 0as haTer theve hicle has been star ted or dur-
ing a journe y.
Ins
Ins tr
trument displ ay
ument display Depending on
the display setting, the positions of
th e indicator lamps on the inst rument display may
di.er from theex ample shown. Indicat
Indicat or and w
or and w ar
arning lam
ning lam ps:
ps:
6 Restraint system (/ page 434)
ü Seat belt (/ page 434)
ï Trailer hitch (/ page 435)
Ù Powe r steering (/ page 435)
ÿ Coolanttemp erature (/ page 436)
; Engine diagnostics (/ page 436)
% V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: preglow
# Electricalfault (/ page 436)
8 Reser vefuel wi thfuel /ller 0ap loca-
tion indicator (/ page 436)
! Electric parking brake (yellow)
(/page 440)
! Electric parking brake (red)
(/page 440)
J Brakes (yellow) (/ page 440)
J Brakes (red) (/ page 440)
L Distancewarning (/ page 442)
Ó Active Brake Assist (/ page 442)
ê Active Brake Assist (/ page 442)ä
AIR BODYCONTROL (/ page 442)
ä DYNAMIC BODY CONTROL
(/ page 442)
! ABS (/page 443)
÷ ESP®
(/ page 443)
å ESP®
OFF (/ page 443)
h Tyre pressure monitoring system
(/ page 446)
T Standing lights (/ page 129)
L Low beam (/ page 129)
K High beam (/ page 131)
#! Turn signal lights (/ page 131)
R Rear fog light (/ page 129)
Symbols on t
Symbols on t he centr he central display:
al displ ay:
É DriveAway Assist (/ page 240)
L CrossTra1c Ale rt (/ page 241)
º Manoeuv ring brake function (/ page 241) Display messa
ges and warning/indicator lamps
433
433

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