engine MERCEDES-BENZ E-CLASS ESTATE 2021 Owners Manual

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 380). #
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. 524
524
Displ
aymessages and warning/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
;
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.
# Electrical fault warning lamp *T
hered electrical fault warning lamp is lit.
There is a fault in the electrics. #
Notethe messages on the instrument displa y.
8
Fu elreser vewarning lamp
lights up *T
he yellow fuel reser vewarning lamp lights up while the engine is running.
The fuel supply has dropped into there ser verange. #
Refuel. Display messages and
warning/indicator lamps
525
525

Pa
rking.................................................. 281
Pa using.................................................. 283
System limitations..................................2 79
A
A ctiv
ctiv e Ser
e Ser vice Sy
vice Sy st
stem PL
em PL US
US
see ASS YST PLUS
A
A ctiv
ctiv e Speed Limit Assist
e Speed Limit Assist
Display................................................... 246
Fu nction................................................ 246
A
A ctiv
ctiv eSt
e St eer
eer ing Assist
ing Assist
Ac tivating/deactivating.......................... 252
Ac tive Emer gency Stop Assist................ 252
Fu nction................................................ 250
System limits......................................... 250
A
A ctiv
ctiv e
eTr
Tra1c
a1c Jam Assist
Jam Assist
Ac tivating/deactivating.......................... 249
Fu nction................................................ 248
A
A dap
dap tiv
tive br
e br ak
ake lights
e lights .................................... 236
A
A dap
dap tiv
tive cr
e cr uise contr
uise contr ol
ol
see Active Distance Assist DISTRONIC
A
A dap
dap tiv
tive Highbeam Assist
e Highbeam Assist
Ac tivating/deactivating.......................... 148
Fu nction................................................ 147 A
A
dap
dap tiv
tive Highbeam Assis
e Highbeam Assist Plus t Plus
Fu nction................................................ 148
Switching on/o..................................... 149
A
A dBlue
dBlue ®
®
Ad ditives................................................ 437
Capacity................................................ 438
No tes..................................................... 207
Purit y.................................................... .437
To pping up............................................ .208
A
A dditional door lock dditional door lock ....................................... 82
A
A dditiv
dditiv es
es
Ad Blue ®
................................................ .437
Engine oil............................................... 438
Fu el....................................................... 435
A
A dditiv
dditiv es (A
es (AdBlue
dBlue ®
®
)
)
see AdBlue ®
A
A dditiv
dditiv es (engine oil)
es (engine oil)
see Additives
A
A dditiv
dditiv es (fuel)
es (fuel)
see Fuel
ADS PL
ADS PL US dam
US dam ping syst
ping syst em
em
see AIR BODY CONTROL ATer
ATer
-sales
-sales ser
service
vice
see AS SYST PLUS
AIR BOD
AIR BOD Y C
Y CONTR
ONTR OL
OL
Setting................................................... 266
Suspension............................................ 265
Air conditioning menu
Air conditioning menu Calling up.............................................. 161
Air dis
Air distr tribution
ibution
Setting................................................... 160
Setting (MBUX multimedia system)......... 162
Air fr
Air fr eshener syst
eshener syst em
em
see Frag rance system
Air inlet
Air inlet see Air-water duct
Air pr
Air pr essure
essure
see Tyre pressure
Air suspension
Air suspension see AIR BODY CONTROL
Air v
Air v ents
ents
Ad justing (front)..................................... 172
Ad justing (rear)...................................... 173
Glo vebox............................................... 173 Index
535
535

A
A
tt
tt ention assist
ention assist ant
ant
see ATTENTION ASSIST
A
A ut
ut hor
hor ised w
ised w ork
orkshop
shop
see Quali/ed specialist workshop
A
A ut
ut omatic co-dr
omatic co-dr iv
iver airbag
er airbag shut
shuto.
o.
Fu nction of co-driver airbag shuto........... 53
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 ................................ 143
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...... 54
A
A ut
ut omatic mirr
omatic mirr or f
or folding function
olding function
Ac tivating/deactivating.......................... 158
A
A ut
ut omatic seat adjus
omatic seat adjustment tment
Setting................................................... 112
A
A ut
ut omatic tr
omatic tr ansmission
ansmission
DIRECT SELECT le ver............................. 199
Drive prog ram displa y............................ 197
Drive prog rams...................................... 195 DY
NAMIC SELECT switch....................... 195
Engaging drive position.......................... 201
Engaging reve rsege ar............................ 200
Kickdown............................................... 202
Manual gear changing........................... .201
Selecting park position........................... 201
St eering wheel gearshiT paddles............ 201
Tr ansmission position displ ay................. 199
Tr ansmission position s........................... 199
Axle load
Axle load
Perm issible............................................ 431
Tr ailer operatio n.................................... .448 B B
Bad w
Bad w eat
eather light
her light ......................................... 146
Bag hook
Bag hook..................................................... 133
Ball neck
Ball neck Extending/r etra cting............................. .288
Extending/r etra cting (MBUX multime-
dia system)............................................ 290
B
B AS (Br
AS (Br ak
ake Assis
e Assis t Syst
t System)
em)........................... 232
Batt
Batt ery
ery
Re mo tecont rol (stationary heater)......... 171 Batt
Batt
ery
ery
see High-voltage battery
Batt
Batt er
ery (high-v
y (high-v olt
oltag
age on-boar
e on-boar d electr
d electrical
ical
syst
syst em)
em)
see High-voltage battery
Batt
Batt er
ery (ke
y (ke y)
y)
Re placing................................................. 81
Batt
Batt er
ery (v
y (v ehicle)
ehicle)
Charging (Remo teOnline)..................... .179
No tes..................................................... 396
No tes (starting assis tance and charg-
ing)........................................................ 398
Batt
Batt er
ery oper
y oper ation
ation......................................... 174
Belt
Belt see Seat belt
Bicy
Bicy cle r
cle r ack
ack
Load capacit y................................ 447, 448
Tr ailer operatio n.................................... .293
Blind Spo
Blind Spo t Assist
t Assist
Ac tivating/deactivating.......................... 262
Fu nction................................................ 259
System limi tations.................................. 259 Index
537
537

Conv
Conv
enience opening
enience opening..................................... 95
Coolant (engine)
Coolant (engine) Levelch eck............................................ 380
No tes..................................................... 441
Cooling
Cooling
see Climate control
Cop
Cop yr
yright
ight....................................................... 42
Cor
Cor ner
nering light
ing light............................................. 145
Cr
Cr oss
oss tr
tra1c
a1c (w
(war
arning)
ning)
see Manoeuvring assis tance
Cr
Cr oss
oss Tr
Tra1c
a1c Alert
Alert........................................ 284
Cr
Cr osswind Assist
osswind Assist
Fu nction/no tes...................................... 233
Cr
Cr uise contr
uise contr ol
ol
Ac tivating............................................... 239
Buttons.................................................. 239
Calling up a speed................................. 239
Deactivating........................................... 239
Fu nction................................................ 238
Maximum design speed.......................... 195
Re quirements:....................................... 239
Selecting............................................... 239
Setting a speed...................................... 239 St
oring a speed...................................... 239
System limitations.................................. 238 D D
Dashcam
Dashcam Notes..................................................... 348
Selecting a USB device......................... .349
St arting/stopping a video recording...... .349
Dat
Dat a acq
a acq uisition
uisition
Ve hicle..................................................... 39
Dat Dat a pr ot
a pr otection r ection r ights
ights
Data storag e............................................ 42
Dat
Dat a st
a st or
orage
age
Data pr otection rights............................. .42
Electronic control units............................ 39
Online services....................................... .41
Ve hicle..................................................... 39
Deactiv
Deactiv ating t ating the alar
he alar m (AT
m (ATA)
A)........................ .103
Dealer
Dealer ship
ship
see Quali/ed specialist workshop
Declar
Declar ation of conf
ation of conf or
ormity
mity
Elect romagnetic compatibilit y.................. 28
Jack......................................................... 34 Speci/c absor
ption rate........................... 28
TIREFIT kit................................................ 35
Wi reless vehicle component s................... 28
Decor Decor ativ
ative f
e foil (cleaning ins
oil (cleaning instr tructions)
uctions)........... 384
DeN
DeNOx ag Ox ag ent
ent
see AdBlue ®
Des
Destination entry tination entry
Entering a POI or addres s....................... 344
Det
Det ecting inatt
ecting inatt entiv
entiveness
eness
see ATTENTION ASSIST
Diagnos
Diagnostics connection tics connection.................................. 35
Diesel
Diesel Low outside tempe ratures...................... 435
No tes..................................................... 435
Digit
Digit al Owner's Manual
al Owner's Manual............................ 20, 21
Digit
Digit alTV
al TV
see TV
Dingh Dingh yto
y to wing wing
see Tow- bar system
DIRECT SELECT lev
DIRECT SELECT lev er
er
Engageing reve rsege ar.......................... 200
Engaging drive position.......................... 201
Engaging neutral................................... .200 Index
541
541

Engaging park position automaticall
y...... 201
Fu nction................................................ 199
Selecting park position........................... 201
Displa
Displa y (car
y (care)
e)............................................... 387
Displa
Displa y (MBUX multimedia syst
y (MBUX multimedia syst em)
em)
Home sc reen......................................... 328
Operating.............................................. 329
Displa
Displa y (on-boar
y (on-boar d com
d comput
puter)
er)
Displa yson the inst rument displa y......... 301
Displa
Displa y in t
y in the windscr
he windscr een
een
see Head-up display
Displa
Displa y message
y message
Calling up (on-board computer).............. 449
No tes..................................................... 449
Displa
Displa y messag y messag es
es
ç - - - km/h.................................... .486
È - - - km/h..................................... 485
h - - - km/h..................................... 485
# 12 V battery See Owner's Man-
ual......................................................... 504
Û 48 V battery See Owner's Man-
ual......................................................... 506 ò
Acoustic presence indicator
inoperative............................................ .463
: Active Light System inoperative..... 457
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 514
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 513
¯ AdBlue system fault Engine
start not possible................................... 514
¯ AdBlue system fault See Own-
er's Manual............................................ 513
5 Add 1 litre engine oil when next
re fuelling ............................................... 515
é ATTENTION ASSIST inoperati ve..... 484
é ATTENTION ASSIS T:Take a
break!.................................................... 484
: Automatic driving lights inoper-
ative...................................................... 457 Û
Battery overheated Stop, every-
body out! Outdoors if possible ................ 465
Á Change key batteries .................... 454
è Charger cable connected .............. 463
J Check brake 0uid le vel.................. 483
5 Check eng. oil le v.when next
re fuelling ............................................... 515
ï Check trailer hitch lo ck(white
display message) .................................... 469
h Check tyre(s) ................................ 508
! Clean the fuel /lter....................... 476
É Compressor is cooling .................. 497
ÿ Coolant Stop vehicle Switch
engine o............................................... 475
! currently una vailable See Own-
er's Manual............................................4 99
÷ currently una vailable See Own-
er's Manual............................................5 00
5 Engine oil le vel cannot be meas-
ured....................................................... 517 542 542
Index

5
Engine oil le velRe duce oil le vel..... 516
5 Engine oil le velSt op vehicle
Switch engine o.................................... 516
5 Engine oil pressure Stop Switch
o. engine.............................................. 517
ä Fault Drive at max. 80 km/h ......... 495
6 Front leT malfunction Consult
wo rkshop (e xample)...............................4 51
& inoperative Battery low................. 460
& inoperative Char geHV battery ...... 461
& inoperati veHigh-voltage battery
ch arging inco mplete ............................... 461
& inoperative Refuel vehicle............. .460
& inoperative See Owner's Man........ 460
! inoperative See Owner's Manual.. .500
÷ inoperative See Owner's Manual.. .501
T inoperative See Owner's Manual.. .502
G Inoperative................................... 503
î inoperative....................................4 88:
Intelligent Light System inopera-
tive........................................................ 458
Á Key being initialised Please wait.... 455
Á Key not de tected (red display
message).............................................. .455
Á Key not de tected (white display
message).............................................. .455
: LeT dipped beam (e xample).......... 456
6 LeT windowbag malfunction
Consult workshop (e xample).................. 452
¢ Lowe ring....................................... 496
: Malfunction See Owner's Man-
ual ......................................................... 456
Û Malfunction Visit workshop ........... 466
d Malfunction.................................. 466
Û Malfunction.................................. 465
É Max. speed 35 km/h (red dis-
play message) ....................................... .497
É Max. speed 35 km/h (white dis-
play message) ........................................ 497 î
Max. speed 40 km/h.................... 488
ð Maximum speed exceeded ............ 487
î Not possible in cur rent drive
prog ram................................................. 488
Ø .................................................... 512
ç O................................................. 486
ë O................................................. 484
ï Operation only possible in
transmission position P .......................... 469
! Parking brake See Owner's
Manual..................................................4 80
d Performance se verely limited........ 467
É Please reduce speed .............496, 497
Ý Please wait 48 V battery charg-
ing......................................................... 506
6 Please wait Depressurising tank .... 467
& Pre-entry clima tecont rol (via
ke y) available again aTer engine start..... 461
& Pre-ent ryclimate cont rol (via
ke y) inoperati veHV-battery low .............. 462 Ind
ex
543 543

_
Rear leT seat backrest not
loc ked (Example) .................................... 473
h Rectify tyre pressure ..................... 509
Ø Re/ll AdBlue See Owner ’sMan-
ual ......................................................... 512
! Release parking brake ...................482
¸ Replace air cleaner ....................... 476
Á Replace key.................................. 454
8 Reser vefuel le vel.......................... 476
6 Restraint sys. malfunction Con-
sult workshop ....................................... .450
# See Owner's Manual..................... 505
Ù Steering malfunction Increased
ph ysical e.ort See Owner's Manual....... 471
Ù Steering malfunction Stop
immediately See Owner's Manual ........... 471
d Stop Switch engine o.................. .466
# Stop vehicle Lea veengine run-
ning ....................................................... 506 #
Stop vehicle See Owner's Man-
ual......................................................... 505
É Stop vehicle Vehicle too low .......... 495
ç suspended .................................... 486
: Switch o. lights............................ 457
: Switch on headlamps .................... 457
6 Tank is dep ressurised Ready for
re fuelling ............................................... 467
6 Tank ventilation Malfunction
Consult workshop ................................. .468
á temp orarily una vailable Camera
view restric ted....................................... 494
¸ temp orarily una vailable Sensors
dirty....................................................... 493
Ø Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 512
+ Top up coolant See Owner ’s
Manual.................................................. 474
¥ Top up washer 0uid...................... .473 u
Towing not permitted See Own-
er's Manual ............................................ 462
ï Trailer coupling extending…........... 469
! Turn on the ignition torelease
th e parking brake ................................... 483
d Vehicle is operational Switch o.
ignition before exiting............................. 468
É Vehicle rising Please wait.............. 496
É Vehicle rising ................................ 496
h Warning tyre defect....................... 509
h Wheel sensor(s) missing ................ 508
Ø XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 513
"Electric" drive prog ram cur rently
una vailable............................................. 464
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 491
Ac tive Blind Spot Assist inoperative........ 492 544 544
Index

Ac
tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .492
Ac tive bonnet malfunction See Own-
er's Manual............................................ 471
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........502
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 503
Ac tive Distance Assist available again ..... 487
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 486
Ac tive Distance Assist inoperative.......... 487
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 492
Ac tive Lane Keeping Assist inoperative... 493
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 489 Ac
tive Steering Assist cur rently
una vailable See Owner's Manual ............ 488
Ac tive Steering Assist inoperative...........4 89
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .............490
Ac tive Stop-and-Go Assist inoperative
See Owner's Manual.............................. 490
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual ............ 458
Ad aptive Highbeam Assist inoperative ....4 58
Ad aptive Highbeam Assist Plus cur-
re ntly una vailable See Owner's Manual ... 459
Ad aptive Highbeam Assist Plus inop-
erative.................................................. .459
Apply brake todeselect Park (P) posi-
tion....................................................... .477
Apply brake toselect D or R ...................477
Apply brake toselect R .......................... 477
Au xiliary battery malfunction (red dis-
play message) ....................................... .479 Au
xiliary battery malfunction (white
displ aymessage) .................................... 479
Beginning emer gency stop..................... 489
Blind Spot Assist cur rently una vailable
See Owner's Manual.............................. 491
Blind Spot Assist inoperative.................. 491
Blind Spot Assist not available when
to wing a trailer See Owner's Manual ...... 491
Cann otstart engine See Owner's
Manual.......................................... 474, 507
Charging fault Please change charging
me thod See Owner's Manual .................464
Charging me thod cur rently una vaila-
ble Please try again or change charg-
ing me thod............................................ 464
Check brake pads See Owner's Man-
ual........................................................ .483
Check tyre pressures then restart Run
Flat Indicator......................................... 511
Cruise control and Limiter inoperative.... 485 Index
545 545

Cruise control inoperative...................... 485
Cruise control o....................................4 85
Device de tected at diagnostics con-
nection See Owner's Manual................. .504
Fr ont-passenger airbag disabled See
Owner's Manual .................................... .452
Fr ont-passenger airbag enabled See
Owner's Manual .................................... .453
Hazard warning lamps malfunctioning .... 459
Head-up display cur rently una vailable
See Owner's Manual.............................. 470
Head-up display inoperative ...................471
Limiter inoperative................................. 485
Limiter passive....................................... 485
Mo tor can be star ted again .................... 507
N permanently active Risk of vehicle
ro lling....................................................4 78
Not in cur rent drive prog ram.................. 498
Not possible tounlock charging cable
See Owner's Manual.............................. 463 Only elect
ric drive available Power
limited................................................... 464
Only select Park (P) when vehicle is
stationary.............................................. 476
Pa rking Assist and PARKTRONIC inop-
erative See Owner's Manual................... 498
Place theke y in the mar ked space
See Owner's Manual.............................. 456
PRE-SAFE impulse side inoperative
See Owner's Manual.............................. 454
PRE-SAFE inoperative See Owner's
Manual.................................................. 454
Re duce speed........................................ 510
Re duced drive system per form ance
See Owner's Manual.............................. 464
Re versing not poss. Consult workshop ... 478
Risk of vehicle rolling Driver door
open and transmission not in P .............. 477
Ru n Flat Indica tor inoperative................. 511
Speed limit (winter tyres) XXX km/h .......487 St
op vehicle Lea veengine running
Wa itTransmission cooling ......................479
To shiT out of P or N,depress brake
and start engine.................................... .477
To switch o. the engine, press the
St art/ Stop button for at least 3 sec-
onds or 3 times...................................... 474
Tr a1c Sign Assist cur rently una vaila-
ble See Owner's Manual........................ 490
Tr a1c Sign Assist inoperative................. 490
Tr ansmission Malfunction Stop............... 478
Ty re press. monitor cur rently una vaila-
ble......................................................... 507
Ty re press. monitor inoperative .............. 507
Ty re press. monitor inoperative No
wheel sensors ........................................ 508
Ty re pressure Check tyres ...................... 511
Ty re(s) ove rheated .................................. 510
Ve hicle not cur rently being charged
Charging station fault............................. 463 546 546
Index