2022 MERCEDES-BENZ E-CLASS SALOON 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. 440
440
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
5
Engine oil level cannot be
measured *T
he elect rical connection tothe oil le vel sensor has been inter rupted or the oil le vel sensor is faulty. #
Consult a quali/ed specialis two rkshop. 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 483)
ü Seat belt (/ page 483)
_ Reduced po wer (/ page 484)
Ú System error (/ page 484)
# Electricalfault (/ page 484)
ï Trailer hitch (/ page 485)
Ù Powe r steering (/ page 485)
ÿ Coolanttemp erature (/ page 487)
; Engine diagnostics (/ page 487)
% V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: preglow
# Electricalfault (/ page 487) Display message
s andwarning/indicator lamps
481
481

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
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 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. #
Stop immediately in accordance with the tra1c conditions and switch o. theve hicle. Do not continue driving. Displ
aymessages and warning/indicator lamps
487
487

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Notethe messages on the instrument displa y.
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 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 346). #
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. 488
488
Displ
aymessages and warning/indicator lamps

High-pressure cleaner............................ 349
Pa int...................................................... 350
Plastic trim............................................3 53
Re alwo od/trim elements..................... .353
Ro of lining............................................. 353
Ta ilpipes................................................ 351
Tr ailer hitc h............................................ 351
Ve hicle interior....................................... 353
Ve hicle soc ketfo rth e high-voltage
battery................................................... 351
Wa shing byhand.................................... 350
Car
Car ing f ing f or plas
or plas tic tr
tic trim
im................................... 353
Car
Car ing f
ing f or r
or real w
eal w ood
ood.................................... .353
Car
Car ing f
ing f or t
or the st
he st eer
eer ing wheel
ing wheel........................ 353
Car
Car ing f
ing f or tr
or trim elements
im elements............................... 353
Car
Car ing f
ing f or wheels
or wheels......................................... 351
Centr
Centr al loc
al locking syst
king syst em
em
Button..................................................... 85
Ke y.......................................................... 82
Charg
Charg e lev e level display
el display .................................... .212
Charg
Charg e lev
e level/c
el/charg
harge display
e display ......................... 212
Char
Char ging
ging
12 V battery........................................... 367 Char
geleve l displa y............................... 212
Charg ing cable control panel.................. 204
Charging station, mode 3....................... 203
Ending thech arging process (alternat-
ing cur rent, mode 2/3).......................... 211
Indica tor lamps on vehicle soc ket........... 206
Mains soc ket, mode 2............................ 202
No tes on charging the high-voltage
battery................................................... 200
Setting thech arging process.................. 307
Setting the maximum permissible
ch arging cur rent (mains soc ket)............. 204
St arting thech arging process................. 208
St ow ing thech arging cable.................... 200
USB port............................................... .134
Ve hicle soc ket........................................ 206
Wa llbox, mode 3.................................... 203
Wi relessly charging a mobile phon e........ 134
Char
Char ging cable ging cable
Control panel......................................... 204
St ow ing................................................. 200
Chassis Chassis Damping characteristics........................ .251
DY NAMIC BODY CONTROL.................... 251 Chassis lev
Chassis lev el (AIR BOD el (AIR BOD Y C
Y CONTR
ONTR OL)
OL)
Settin g................................................... 253
Chec
Chec king t
king t he coolant lev
he coolant lev el
el........................... 346
Child safe
Child safe ty lock
ty lock
Re ar door................................................ .78
Side window (rear)................................... 79
Child seat
Child seat
Approva l categories................................. 65
Basic inst ructions.................................... 60
Fi tting ISOFIX/i-Size................................ 69
Fr ont passenger seat............................... 75
Re commendations forch ild restraint
systems................................................... 64
Ris ks/dan gers......................................... 61
Seats suitable for belt-secured child
re straint systems..................................... 72
Seats suitable for i‑Size child restraint
systems................................................... 68
Seats suitable for ISOFIX child
re straint systems..................................... 67
Securing.................................................. 65
Securing tothe front passenger seat
with the seat belt..................................... 76
Securing tothere ar seat with the
seatbelt................................................... 74 502 502
Index

Com
Com
ponent-speci/c
ponent-speci/c inf
infor
ormation
mation...................3 96
Conv
Conv enience closing
enience closing...................................... 96
Conv
Conv enience opening
enience opening..................................... 96
Coolant
Coolant........................................................ 407
Cop
Cop yr
yright
ight....................................................... 44
Cor
Cor ner
nering light
ing light............................................. 140
Corr
Corr ect use
ect use.................................................... 39
Cov
Cov er
er,Roller sunblind.................................... 97
Cr
Cr oss
oss Tr
Tra1c
a1c Alert
Alert, Cross tra1cwarning....... 270
Cr
Cr osswind Assist
osswind Assist , ESP®
................................ 221
Cr
Cr uise contr
uise control ol
Ac tivating............................................... 227
Calling up a speed................................. 227
Deactivating........................................... 227
Fu nction................................................ 226
Maximum design speed (electric
mode).................................................... 186
Re quirements........................................ 227
Setting a speed...................................... 227
St oring a speed...................................... 227 D D
Dam
Dam ping syst
ping syst em ADS PL
em ADS PL US
US.......................... 252
Dashboard
Dashboard Cockpit................................................ 6, 10
Dashcam Dashcam Selecting a USB device.......................... 315
Starting/stopping a video recording...... .315
Dat Dat a pr
a pr ocessing in t
ocessing in t he v
he vehicle
ehicle ........................ 40
Dat
Dat a pr ot
a pr otection r
ection r ights
ights....................................43
Dat
Dat a st
a st or
orage
age
Data pr otection rights............................. .43
Electronic control units............................ 40
Online services....................................... .43
Deactiv Deactiv ating t
ating the alarm
he alarm .................................1 03
Dealer
Dealer ship
ship..................................................... 38
Declar
Declar ation of conf
ation of conf or
ormity
mity
Electromagnetic compatibility.................. 28
Impor ter addresses.................................. 35
Jack.........................................................36
Speci/c absor ption rate........................... 28
TIREFIT kit................................................ 36
Wi reless vehicle component s................... 28 Decor Decor
ativ
ative f
e foil
oil.............................................. 350
DeN
DeNOx ag Ox ag ent
ent
Ad Blue ®
................................................ .197
Des
Destination entry tination entry......................................... 310
Det
Det ecting inatt
ecting inatt entiv
entiveness
eness,
AT TENTION ASSIST..................................... .224
Diagnos
Diagnostics connection tics connection .................................. 37
Diesel
Diesel Low outside temp eratures...................... 402
Digit
Digit al oper
al oper at
ator's manual
or's manual ...............................20
Digit
Digit al Owner's Manual
al Owner's Manual .................................. 20
DIRECT SELECT lev
DIRECT SELECT lev er
er
Au tomatic transmission.......................... 189
Engaging neut ral.................................... 190
Engaging park position automaticall y...... 190
Engaging park position manuall y............ 190
Engaging reve rsege ar............................ 190
Fu nction................................................ 189
Gea rshiT recommendation..................... 192
Manual gearshiTing................................ 191
Displ ay
Display
Care......................................................3 53
Home screen......................................... 294 504
504
Index

Displa
Displa
y (on-boar
y (on-boar d com
d comput
puter)
er)
Displa yson the inst rument displa y......... 288
Displa
Displa y message
y message
Calling up in the on-board computer.......4 13
Displa
Displa y messag
y messag es
es
ç - - - km/h..................................... 451
È - - - km/h..................................... 450
h - - - km/h..................................... 450
# 12 V battery See Owner's Man-
ual......................................................... 467
Û 48 V battery See Owner's Man-
ual......................................................... 469
ò Acoustic presence indicator
inoperative............................................ .427
: Active Light System inoperative..... 421
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 477
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 477 ¯
AdBlue system fault Engine
start not possible................................... 478
¯ AdBlue system fault See Own-
er's Manual............................................ 477
5 Add 1 litre engine oil when next
re fuelling ............................................... 479
é ATTENTION ASSIST inoperati ve..... 449
é ATTENTION ASSIS T:Take a
break!.................................................... 449
: Automatic driving lights inoper-
ative...................................................... 421
Û Battery overheated Stop, every-
body out! Outdoors if possible ........ 429, 469
Á Change key batteries .................... 418
è Charger cable connected .............. 427
J Check brake 0uid le vel.................. 448
5 Check eng. oil le v.when next
re fuelling ............................................... 478
ï Check trailer hitch lo ck(white
display message) .................................... 434 h
Check tyre(s) ................................ 472
! Clean the fuel /lter....................... 441
ÿ Coolant Stop vehicle Switch
engine o............................................... 440
! currently una vailable See Own-
er's Manual............................................4 62
÷ currently una vailable See Own-
er's Manual............................................4 63
5 Engine oil le vel cannot be meas-
ured....................................................... 481
5 Engine oil le velRe duce oil le vel..... 479
5 Engine oil le velSt op vehicle
Switch engine o.................................... 479
5 Engine oil pressure Stop Switch
o. engine.............................................. 480
ä Fault Drive at max. 80 km/h ......... 460
6 Front leT malfunction Consult
wo rkshop (e xample)...............................4 15
& inoperative Battery low................. 424
& inoperative Char geHV battery...... 425 Ind
ex
505 505

#
Stop vehicle Lea veengine run-
ning ....................................................... 469
# Stop vehicle See Owner's Man-
ual......................................................... 468
É Stop vehicle Vehicle too low .......... 460
ç suspended .................................... 451
: Switch o. lights............................ 422
: Switch on headlamps .................... 422
6 Tank is dep ressurised Ready for
re fuelling ............................................... 432
6 Tank ventilation Malfunction
Consult workshop ................................. .432
á temp orarily una vailable Camera
view restric ted....................................... 459
¸ temp orarily una vailable Sensors
dirty....................................................... 458
Ø Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 476
+ Top up coolant See Owner ’s
Manual.................................................. 439 ¥
Top up washer 0uid...................... .438
u Towing not permitted See Own-
er's Manual ............................................ 427
ï Trailer coupling extending…........... 433
! Turn on the ignition torelease
th e parking brake ................................... 448
d Vehicle is operational Switch o.
ignition before exiting............................. 433
É Vehicle rising Please wait.............. 461
É Vehicle rising ................................ 461
h Warning tyre defect....................... 473
h Wheel sensor(s) missing ................ 471
Ø XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 476
"Electric" drive prog ram cur rently
una vailable............................................. 429
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 456
Ac tive Blind Spot Assist inoperative........ 456 Ac
tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .457
Ac tive bonnet malfunction See Own-
er's Manual............................................ 436
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........465
Ac tive Brake Assist Functions limited
See Owner's Manual.............................. 466
Ac tive Distance Assist available again ..... 452
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 451
Ac tive Distance Assist inoperative.......... 452
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 457
Ac tive Lane Keeping Assist inoperative... 457
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 453 Ind
ex
507 507