key battery MERCEDES-BENZ E-CLASS SALOON 2022 User Guide

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Á
Key not detected (white dis-
play message) *T
hekey is cur rently unde tected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, place it in the slot for starting with theke y (/ page 171).
Á Key not detected (red dis-
play message) *T
hekey cann otbe de tected and may no longer be in theve hicle.
If th eke y is no lon ger in theve hicle and you switch o. theve hicle:
R You can no longer start theve hicle.
R You cannot centrally lock theve hicle. #
Ensu rethat theke y is in theve hicle.
If th eke y is in theve hicle and still not recognised: #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Place theke y in the slot for starting the engine with theke y (/ page 171).
The key battery is weak or dischar ged. #
Check the battery using the indicator lamp (/ page 81). #
Replace theke y batter y,if necessary (/ page 83). Display message
s andwarning/indicator lamps
419
419

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
&
Pre-entry climate control
(via key) available again
after engine start *Y
ou ha veattem pted toswitch on pre-ent ryclimate cont rol more than twice with theve hicle switched o.. #
Start theve hicle forte n seconds.
Pre-entry clima tecont rol is operational again.
& Pre-entry climate control
(via key) inoperative HV-
battery low *T
hecharge ofthe high-voltage battery is too lo w.Pre-entry clima tecont rol cannot be switched on. #
Char gethe high-voltage battery (/ page 200).
When the high-voltage battery is su1ciently charge d, pre-ent ryclimate cont rolwill be operational again. 426 426
Display messages and
warning/indicator lamps

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

&
inoperative High-voltage battery
ch arging inco mplete ............................... 425
& inoperative Refuel vehicle............. .425
& inoperative See Owner's Man........ 424
! inoperative See Owner's Manual.. .463
÷ inoperative See Owner's Manual.. .464
T inoperative See Owner's Manual.. .465
G Inoperative................................... 466
: Intelligent Light System inopera-
tive........................................................ 422
Á Key being initialised Please wait.... 420
Á Key not de tected (red display
message).............................................. .419
Á Key not de tected (white display
message).............................................. .419
: LeT dipped beam (e xample).......... 420
6 LeT windowbag malfunction
Consult workshop (e xample).................. 416
¢ Lowe ring....................................... 461 :
Malfunction See Owner's Man-
ual ......................................................... 421
Û Malfunction Visit workshop ........... 430
d Malfunction.................................. 431
Û Malfunction.................................. 430
ð Maximum speed exceeded ............ 452
Ø ................................................... .476
ç O.................................................4 51
ë O.................................................4 49
ï Operation only possible in
transmission position P .......................... 433
! Parking brake See Owner's
Manual..................................................4 45
d Performance se verely limited........ 431
É Please reduce speed .................... .461
Ý Please wait 48 V battery charg-
ing......................................................... 470
6 Please wait Depressurising tank .... 432
& Pre-entry clima tecont rol (via
ke y) available again aTer engine start..... 426 &
Pre-ent ryclimate cont rol (via
ke y) inoperati veHV-battery low .............. 426
_ Rear leT seat backrest not
loc ked (Example) .................................... 438
h Rectify tyre pressure ..................... 472
Ø Re/ll AdBlue See Owner ’sMan-
ual ......................................................... 475
! Release parking brake ...................447
¸ Replace air cleaner ....................... 441
Á Replace key.................................. 418
8 Reser vefuel le vel.......................... 441
6 Restraint sys. malfunction Con-
sult workshop ....................................... .414
# See Owner's Manual..................... 467
Ù Steering malfunction Increased
ph ysical e.ort See Owner's Manual.......4 36
Ù Steering malfunction Stop
immediately See Owner's Manual ........... 436
d Stop Switch engine o.................. .431 506 506
Index

Switch-o. del
aytime.............................. 146
Int
Int er
erior pr ot
ior pr otection
ection ........................................ 105
Int
Int er
ernet
net
Mercedes me connect........................... 323
Setting up a Wi-Fi hotspot...................... 304
Ionisation
Ionisation Activating/deactivating (MBUX multi-
media system)....................................... 156
ISOFIX c
ISOFIX c hild seat anc
hild seat anc hor
hor
Fi tting...................................................... 69
Suitable seats.......................................... 67 J
J
Jack
Jack Declaration of conformity......................... 36
Jum
Jum p-st
p-st ar
art connection
t connection.................................. 367 K
K
K
K e
ey
y
Ac oustic locking veri/cation signal.......... .82
Ac tivating/deactivating pre-entry cli-
mate control.......................................... 158
Battery..................................................... 83 Deactivating a function............................ 82
Emer
gency key......................................... 83
Energy consum ption................................ 82
Fu nction.................................................. 81
Ke yring attachment................................. 83
Problem................................................... 84
Unlocking setting..................................... 82
KEYLESS-GO
KEYLESS-GO
Deactivating............................................. 82
Locking/unlocking theve hicle................. 86
Problem................................................... 87
Unlocking setting.................................... .82
Kic Kic kdo
kdo wn
wn, Acceleration
Operation............................................. .192
Knee airbag
Knee airbag.................................................... 52 L
L
Lamp Lamp Interior lighting.......................................1 45
Lane K Lane K eeping Assist
eeping Assist, Active Lane
Ke eping Assist............................................. 249
Lane r Lane r ecognition (aut
ecognition (aut omatic)
omatic)
Ac tive Lane Keeping Assist..................... 249 Language
Language, System settings
Notes..................................................... 306
Setting................................................... 306
Lev
Lev el contr
el control ol................................................ 252
Light adjus
Light adjustment tment
Driving ab road...................................... .137
Light switch
Light switch................................................. 137
Lights Lights Activating/deactivating the sur round
lighting.................................................. 145
Ac tive light function............................... 140
Ad aptive Highbeam Assis t...................... 142
Ad aptive Highbeam Assist Plu s............... 143
Au tomatic driving lights......................... .138
Bad weather light................................... 141
City lighting........................................... .141
Combination switc h............................... 139
Cornering light....................................... 140
Fo g light (extended range)...................... 141
Haza rdwa rning lights............................. 139
High beam............................................. 139
Intelligent Light System..........................1 40
Interior lighting.......................................1 45
Light adjustment when driving abroad.... 137 Index
515 515