stop start MERCEDES-BENZ E-CLASS CABRIOLET 2021 Owner's Guide

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
á
Ã
Ä
Ø
Ô
temporarily unavailable
Camera view restricted *T
he view of the multifunction camera is restric ted. Possible causes:
R Dirt on the windscreen in the /eld of vision of the multifunction camera
R Heavy rain, snow or fog
R Mist on the inside of the windscreen: in cer tain we ather conditions, mist can form onthe inside of the windscreen
during cold times of year in particular.
% This mist on the windscreen will be remo ved automatically within a short time with the aid of a heater. The restric-
tion is temp orar y.
Driving systems and driving saf ety sy stems ma y be malfunctioning or temp orarily una vailable. The brake system, steer-
ing and drive system will continue tofunction normall y. #
Drive on
Once the causes of the problem are no longer present, the driving systems and driving saf ety sy stems will be available
again and the cor responding symbols will be switched o..
If th e display message does not disappear: #
Stop theve hicle in accordance with the tra1c conditions. #
Clean the windscreen, especially in the position of the multifunction camera (/ page 183). #
Restart theve hicle. 408 408
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Parking Assist and
PARKTRONIC inoperative
See Owner's Manual *A
ctive Parking Assist and Parking Assist PARKTRONIC are malfunctioning.
Once the cause of the problem is no longer present, the system will be available again. #
Continue driving while paying attention totheve hicle's sur roundings.
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message still appears, consult a quali/ed specialist workshop. Dr Dr
iving safe
iving safe ty syst
ty systems
ems Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
!
÷
currently unavailable See
Owner's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving systems and driving saf ety systems (e.g. BAS) may also be temp orarily una vailable.
The brake system will continue tooperate normall y.Braking distance may inc rease in an emer gency braking situation. &
W WARNI NG
ARNI NGRisk of skidding if ABS and ESP ®
are malfunctioning
The wheels may lock during braking and ESP ®
does not per form any vehicle stabilisation.
The steerability and braking characteristics are heavily impaired and the braking distance may increase. In addi-
tion, other driving saf ety sy stems are swit ched o.. Display messages and
warning/indicator lamps
411
411

Displa
Displa
y messag
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es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
T
!
÷
inoperative See Owner's
Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving systems and driving saf ety systems (e.g. BAS) may also be malfunctioning. &
W WARNING
ARNING Risk of skidding if EBD, ABS and ESP ®
are malfunctioning
The wheels may block during braking and ESP ®
does not per form any vehicle stabilization.
The steerability and braking characteristics are heavily impaired and the braking distance may increase. In addi-
tion, other driving saf ety sy stems are swit ched o.. #
Drive on carefull y. #
Have the brake system checked immediately at a quali/ed specialist workshop. Active Brake Assist Func-
tions currently limited See
Owner's Manual *V
Vehicles wit
ehicles wit h t
h the Dr
he Dr iving Assist
iving Assist ance P
ance Pack
ackag
age:
e: Ac tive Brake Assist with cross-t ra1c function, Evasive Steering Assist or
PRE‑SAFE ®
PLUS are temp orarily una vailable or only partially available.
V
V ehicles wit
ehicles wit hout t
hout the Dr
he Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e: Ac tive Brake Assist is temp orarily una vailable. #
Drive on
As soon as the ambient conditions are within the system limits, the system will become available again.
or #
Ifth e display message does not disappear, stop theve hicle in accordance with the tra1c conditions and restart
th eve hicle. 414
414
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Active Brake Assist Func-
tions limited See Owner's
Manual *F
orvehicles with the Driving Assistance Package, thefo llowing functions may be temp orarily una vailable or only parti-
ally available:
R Active Brake Assist with cross-t ra1c function
R Evasive Steering Assist
R PRE‑SAFE ®
PLUS
V
V ehicles wit ehicles wit hout t
hout the Dr
he Driving Assist
iving Assist ance P
ance Pack
ackag
age:
e: Ac tive Brake Assist is temp orarily una vailable or only partially availa-
ble. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. Mer
Mer
cedes-Benz emerg
cedes-Benz emerg ency call syst
ency call system
em Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
G
Inoperative *T
he Mercedes-Benz emer gency call system is malfunctioning. The Mercedes me connect system is also malfunction-
ing. #
Consult a quali/ed speciali stwo rkshop. Displ
aymessages and warning/indicator lamps
415
415

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
h
Rectify tyre pressure *T
he tyre pressure is too low in at least one of the tyres, or the di.erence in tyre pressure between the individual
wheels is toogr eat. #
Check the tyre pressure and add air, if necessar y. #
When the tyre pressure is cor rect, restart the tyre pressure monitoring system (/ page 340).
h Warning tyre defect *T
he tyre pressure in one or more tyres has dropped suddenl y.The wheel position will be displa yed. &
W
WARNING
ARNING Risk of an accident from driving with a 0at tyre
R The tyres can overheat and be damaged.
R The driving characteristics as well as the steering and braking characteristics may be greatly impaired.
Yo u could then lose control of theve hicle. #
Do not drive with a 0at tyre. #
Do not exceed the maximum permissible driving distance in emer gency mode and the maximum permissible
speed with a 0at MOExtended tyre. #
Obser vethe no tes on 0at tyres. No
tes in theev ent of a 0at tyre (/ page 317). #
Stop theve hicle in accordance with the tra1c conditions. #
Check the tyres. Display messages and
warning/indicator lamps
421
421

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions &
W
WARNING
ARNING Risk of an accident due toinsu1cient tyre pressure
R The tyres can burst.
R The tyres can wearexcessively and/or une venly.
R The driving characteristics as well as the steering and braking may be greatly impaired.
Yo u could then lose control of theve hicle. #
Obser vethere commended tyre pressures. #
Adjust the tyre pressure if necessar y. #
Stop theve hicle in accordance with the tra1c conditions. #
Check the tyre pressure (/ page 337) andthe tyres. #
When the tyre pressure is cor rect, restart the tyre pressure loss warning system (/ page 340).
Check tyre pressures then
restart Run Flat Indicator *T
he tyre pressure loss warning system generated a display messa geand has not been restar ted since. #
When the tyre pressure is cor rect, restart the tyre pressure loss warning system (/ page 340).
Run Flat Indicator inopera-
tive *T
he tyre pressure loss warning system is malfunctioning. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
423 423

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........... 49
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 ................................ 126
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...... 50
A
A ut
ut omatic mirr
omatic mirr or f
or folding function
olding function
Ac tivating/deactivating.......................... 141
A
A ut
ut omatic seat adjus
omatic seat adjustment tment
Setting................................................... 105
A
A ut
ut omatic tr
omatic tr ansmission
ansmission
DIRECT SELECT le ver............................. 167
Drive prog ram displa y............................ 166
Drive prog rams...................................... 165
DY NAMIC SELECT switch....................... 165
Engaging drive position.......................... 169
Engaging reve rsege ar............................ 168
Kickdown............................................... 170 Manual
gear changing........................... .169
Selecting park position........................... 168
St eering wheel gearshiT paddles............ 169
Tr ansmission position displ ay................. 167
Tr ansmission position s........................... 167
Axle load
Axle load
Perm issible............................................ 356
Tr ailer operatio n.................................... .369 B B
Bad w
Bad w eat
eather light
her light ......................................... 129
Bag hook
Bag hook..................................................... 119
Ball neck
Ball neck Folding out/in........................................ 240
B
B AS (Br
AS (Br ak
ake Assis
e Assist Syst t System)
em)........................... 186
Batt
Batt ery
ery
Re mo tecont rol (stationary heater)......... 149
Batt
Batt er
ery (ke
y (ke y)
y)
Re placing................................................. 76
Batt
Batt er
ery (v
y (v ehicle)
ehicle)
Charging (Remo teOnline)..................... .155
No tes..................................................... 322 No
tes (starting assis tance and charg-
ing)........................................................ 324
Belt
Belt see Seat belt
Bicy
Bicy cle r
cle r ack
ack
Load capacit y........................................ 369
Tr ailer operatio n.................................... .244
Blind Spo
Blind Spo t Assist
t Assist
Ac tivating/deactivating.......................... 214
Fu nction................................................ 212
System limi tations.................................. 212
Blow
Blow er
er
see Clima tecont rol
BlueTEC
BlueTEC see AdBlue ®
Bonnet
Bonnet Function (active bonnet)......................... 299
Opening/closing.................................... 299
Boo
Boo t lid
t lid
Closing.................................................... 82
HANDS-FREE ACCESS............................. 83
Locking separatel y................................... 84
Opening................................................... 82 448 448
Index

Opening dimensions.............................. 367
Boo
Boo t separ
t separ at
ator
or
Closing................................................... .87
Opening.................................................. .87
Br
Br ak
ak e Assis
e Assist Syst t System
em
see BAS (Brake Assist System)
Br
Br ak
ak e
e0uid
0uid
No tes..................................................... 365
Br
Br ak
ak e f
e f or
orce disce distr tribution
ibution
EBD (Elect ronic Brake forc e Distribu-
tion).......................................................1 88
Br
Br ak
ak es
es
ABS (Anti-lock Braking System).............. 185
Ac tive Brake Assist................................. 205
Ad aptive brake lights.............................. 190
BAS (Brake Assist System).................... .186
Driving tips............................................ 158
EBD (Electronic Brake forc e Distribu-
tion).......................................................1 88
HOLD function....................................... 188
Limited braking e.ect (salt-treated
ro ads)................................................... .158
Ne w/replaced brake linings/brake
discs...................................................... 156 Ru
nning-in no tes.................................... 156
Br
Br aking assist aking assist ance
ance
see BAS (Brake Assist System)
Br
Br eakdo
eakdo wn
wn
Overvi ewofthe help functions................. 16
To w- starting........................................... 332
To wing away.......................................... 328
Tr anspo rting theve hicle........................ .330
Wheel chang e........................................ 346
Br
Br ea kdo
eakdo wn
wn
see Flat tyre
Butt
Butt ons
ons
St eering wheel....................................... 249 C
C
Calls
Calls Mercedes me......................................... 277
Camera
Camera Information............................................ 183
Camera
Camera see 360° Camera
see Dashcam
see Reversing camera Car
key
Car key
see Key
Car w Car w ash
ash
see Care
Car w
Car w ash (car
ash (car e)
e)............................................ 305
Car
Car -t
-to-X
o-X -Communication
-Communication
Displaying hazard warnings.................... 271
Care
Care 360° camera......................................... 311
Air-water duct........................................ 305
Automatic car wash.............................. .305
Carpet................................................... 312
Decorative foil........................................ 308
Display................................................... 312
Draught stop.......................................... 310
Exterior lighting...................................... 311
Fo lding draught stop.............................. 310
Head-up display..................................... 312
High-pressure cleaner............................3 06
Pa int...................................................... 307
Plastic trim............................................3 12
Re alwo od/trim elements..................... .312
Re versing camera..................................3 11
Ro of lining............................................. 312 Index
449 449

¯
AdBlue system fault Engine
start not possible................................... 426
¯ AdBlue system fault See Own-
er's Manual............................................ 425
5 Add 1 litre engine oil when next
re fuelling ............................................... 427
é ATTENTION ASSIST inoperati ve..... 399
é ATTENTION ASSIS T:Take a
break!.................................................... 399
: Automatic driving lights inoper-
ative...................................................... 379
Á Change key batteries .................... 375
J Check brake 0uid le vel.................. 398
5 Check eng. oil le v.when next
re fuelling ............................................... 427
ï Check trailer hitch lo ck(white
display message) .................................... 384
h Check tyre(s) ................................ 420
! Clean the fuel /lter....................... 390
J Close boot separator .................... 378 ÿ
Coolant Stop vehicle Switch
engine o............................................... 389
! currently una vailable See Own-
er's Manual............................................4 11
÷ currently una vailable See Own-
er's Manual............................................4 12
5 Engine oil le vel cannot be meas-
ured....................................................... 429
5 Engine oil le velRe duce oil le vel..... 428
5 Engine oil le velSt op vehicle
Switch engine o.................................... 428
5 Engine oil pressure Stop Switch
o. engine.............................................. 429
ä Fault Drive at max. 80 km/h ......... 409
6 Front leT malfunction Consult
wo rkshop (e xample)...............................3 72
_ Front leT seat backrest not
loc ked (e xamp le).................................... 387
& inoperative Battery low................. 383
& inoperative Refuel vehicle............. .383 &
inoperative See Owner's Man........ 382
! inoperative See Owner's Manual.. .412
÷ inoperative See Owner's Manual.. .413
T inoperative See Owner's Manual.. .414
G Inoperative................................... 415
: Intelligent Light System inopera-
tive........................................................ 380
Á Key being initialised Please wait.... 376
Á Key not de tected (red display
message).............................................. .376
Á Key not de tected (white display
message).............................................. .375
: LeT dipped beam (e xample).......... 379
6 LeT windowbag malfunction
Consult workshop (e xample).................. 372
¢ Lowe ring....................................... 410
: Malfunction See Owner's Man-
ual ......................................................... 379
ð Maximum speed exceeded ............ 402
Ø ................................................... .424 Index
453 453

ç
O................................................ .401
ë O.................................................3 98
K Open/close soT top comple tely.... 378
! Parking brake See Owner's
Manual..................................................3 94
É Please reduce speed .................... .410
Ý Please wait 48 V battery charg-
ing......................................................... 418
h Rectify tyre pressure ..................... 421
Ø Re/ll AdBlue See Owner ’sMan-
ual ......................................................... 424
! Release parking brake ...................397
¸ Replace air cleaner ....................... 391
Á Replace key.................................. 375
8 Reser vefuel le vel.......................... 390
6 Restraint sys. malfunction Con-
sult workshop ....................................... .372
# See Owner's Manual..................... 416
K SoTtop lo wering........................... 377 K
SoTtop Operation only up to
60 km/h................................................ 377
Ù Steering malfunction Increased
ph ysical e.ort See Owner's Manual....... 385
Ù Steering malfunction Stop
immediately See Owner's Manual ........... 386
# Stop vehicle Lea veengine run-
ning ....................................................... 417
# Stop vehicle See Owner's Man-
ual......................................................... 417
É Stop vehicle Vehicle too low .......... 409
ç suspended .................................... 400
: Switch o. lights............................ 380
: Switch on headlamps .................... 380
á temp orarily una vailable Camera
view restric ted....................................... 408
¸ temp orarily una vailable Sensors
dirty....................................................... 407
Ø Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 424 +
Top up coolant See Owner ’s
Manual.................................................. 389
¥ Top up washer 0uid...................... .388
! Turn on the ignition torelease
th e parking brake ................................... 397
d Vehicle is operational Switch o.
ignition before exiting............................. 383
É Vehicle rising Please wait.............. 410
É Vehicle rising ................................ 410
h Warning tyre defect....................... 421
h Wheel sensor(s) missing ................ 420
K While stationar y,apply the
brake before operating the soT top........ 377
Ø XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 425
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 405
Ac tive Blind Spot Assist inoperative........ 406 454 454
Index