2022 MERCEDES-BENZ E-CLASS CABRIOLET ECU

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
ï
Check trailer hitch
lock (white display message) *T
he trailer hitch is not operational during a jou rney with a trailer. &
W WARNING
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. #
Initiate a new swivel mo vement (/ page 242). #
When the display message disappears, couple up the trailer and drive on.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe unloc ked
ball nec k. #
Consult a quali/ed specialist workshop.
*W hen theve hicle is stationary with a coupled trailer, the trailer hitch is not operational. #
Uncouple the coupled trailer and secure it against rolling away. #
If t
If the ball nec
he ball nec k has been f
k has been f olded in:
olded in:unlockthe ball neck (/ page 242). #
Swivel the ball neck into the end position manually and let it engage. #
If t
If the ball nec
he ball nec k has been f
k has been f olded out
olded out::unlock the ball neck (/ page 242). Display messages and
warning/indicator lamps
385
385

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Auxiliary battery malfunc-
tion (red display message) *V
Vehicles wit ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: The auxiliary battery forth e transmission is no longer being charge d. #
Consult a quali/ed specialist workshop. #
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: untilthen, alw ays select park position jbefore you switch o. theve hicle. #
Before leaving theve hicle, apply the electric parking brake. Br
Br
ak
ak es
es Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
!
Parking brake See Owner's
Manual *T
heyellow ! indicator lamp is lit. The electric parking brake is malfunctioning.
T T o apply
o apply :
: #
Switch theve hicle o. and switch it back on #
App lythe electric parking brake manually (/ page 184).
If it is not possible toapply the electric parking brake: #
Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
*T heyellow ! indicator lamp and there d! indicator lamp are lit. The electric parking brake is malfunctioning.
T
T o r
o r elease:
elease: #
Switch theve hicle o. and switch it back on Displ
aymessages and warning/indicator lamps
395
395

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Release the electric parking brake manually (/ page 184).
or #
Release the electric parking brake automatically (/ page 183).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a quali/ed specialist workshop.
*T heyellow ! indicator lamp is lit and there d! indicator lamp is 0ashing. The electric parking brake is malfunc-
tioning.
The electric parking brake could not be applied or released. #
Switch theve hicle o. and switch it back on
T T o apply
o apply :
: #
Release and then apply the electric parking brake manually (/ page 184).
T
T o r
o r elease:
elease: #
Apply and then release the electric parking brake manuall y.
If it is not possible toapply the electric parking brake or there d! indicator lamp continues to0ash: #
Do not continue driving. Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away. 396
396
Display message
s andwarning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
*T heyellow ! indicator lamp is lit and there d! indicator lamp 0ashes for appr oximately ten seconds aTer the
electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is mal-
functioning.
If t If t he st
he st at
ate of c
e of c harg
harge is t
e is t oo low
oo low :
: #
Char gethe 12 V batter y.
T
T o apply
o apply :
: #
Switch o. theve hicle.
The elect ric parking brake will be applied automatical ly.
If yo u do not wantthe electric parking brake tobe applied, e.g. at an automatic car wash or when theve hicle is being
to we d, lea vetheve hicle switched on. This does not include having theve hicle towe d with there ar axle raised.
If th e electric parking brake is not applied automaticall y: #
Switch theve hicle o. and switch it back on #
Release and then apply the electric parking brake manually (/ page 184).
If it is still not possible toapply the electric parking brake: #
Consult a quali/ed specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
T
T o r
o r elease:
elease: Display messages and
warning/indicator lamps
397
397

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 434
434
Display message
s andwarning/indicator lamps

High-pressure cleaner............................ 308
Pa int...................................................... 309
Plastic trim............................................3 14
Re alwo od/trim elements..................... .314
Ro of lining............................................. 314
SoT top................................................ .310
Ta ilpipes................................................ 313
Tr ailer hitc h............................................ 313
Ve hicle interior....................................... 314
Wa shing byhand.................................... 309
Wi nd de0ector....................................... 311
Car
Car ing f
ing f or plas
or plastic tr tic trim
im................................... 314
Car
Car ing f
ing f or r
or real w
eal w ood
ood..................................... 314
Car
Car ing f
ing f or t
or the st
he st eer
eering wheel
ing wheel........................ 314
Car
Car ing f
ing f or tr
or trim elements
im elements............................... 314
Car
Car ing f
ing f or wheels
or wheels......................................... 313
Centr
Centr al loc
al locking syst
king syst em
em
Button..................................................... 80
Ke y.......................................................... 77
Char
Char ging ging
12 V battery........................................... 328
USB port............................................... .123
Wi relessly charging a mobile phon e........ 123 Chassis
Chassis
Damping characteristics........................ .219
DY NAMIC BODY CONTROL................... .219
Chassis lev
Chassis lev el (AIR BOD
el (AIR BOD Y C
Y CONTR
ONTR OL)
OL)
Setting................................................... 221
Chec
Chec king t
king t he coolant lev
he coolant lev el
el........................... 305
Child safe
Child safe ty lock
ty lock
Side window (rear)................................... 73
Child seat
Child seat Appr oval catego ries.................................61
Basic instructions.................................... 56
Fi tting ISOFIX/i-Size................................ 65
Fr ont passenger seat............................... 71
Re commendations forch ild restraint
systems................................................... 60
Ris ks/dan gers......................................... 57
Seats suitable for belt-secured child
re straint systems..................................... 68
Seats suitable for i‑Size child restraint
systems................................................... 64
Seats suitable for ISOFIX child
re straint systems..................................... 63
Securing.................................................. 61 Securing
tothe front passenger seat
with the seat belt..................................... 72
Securing tothere ar seat with the
seatbelt................................................... 69
To pTe ther................................................ 67
Wi thout automatic front passenger
airbag shuto........................................... .71
Childr
Childr en en
Av oiding dangers in theve hicle............... .57
Basic instructions.................................... 56
Chock
Chock.......................................................... 347
City lighting City lighting.................................................. 131
Clean v Clean v ar
ar nish
nish............................................... 309
Cleaning
Cleaning Air/water duct....................................... 307
Automatic car wash.............................. .307
Car parts............................................... 313
Decorative foil........................................ 310
High-pressure cleaner............................3 08
Pa int...................................................... 309
Ve hicle interior....................................... 314
Cleaning car
Cleaning car pe
pe ts ts.......................................... 314
Cleaning seat cov
Cleaning seat cov ers
ers.................................... 314450
450
Index

Loading
Loading
Bag hook............................................... 121
Ti e-down eyes........................................ 121
Loading guidelines
Loading guidelines.......................................1 17
Loads
Loads Securing................................................ 117
Loc
Loc king/unloc
king/unloc king
king
Ad ditional door loc k................................. 79
automatic locking..................................... 82
Doors (from the inside)............................ 80
Emer gency key......................................... 83
KEYLESS-GO............................................ 81
Mercedes me connect............................. 79
Loud sound
Loud sound
PRE-SAFE ®
Sound................................... 55
Lo
Lo w beam w beam
Ac tivating/deactivating.......................... 127
LeT-han dtra1c..................................... 135
Light adjustment when driving abroad.... 127
Right-hand tra1c................................... 135
Setting................................................... 135
lubr lubr icants
icants..................................................... 360 L
L
ugg
ugg age
age
Lu ggage net........................................... 122
Securing................................................ 117
L
L ugg
ugg ag
age r
e r ack
ack............................................... 117
L
L umbar support
umbar support, Lumbar suppor t.................104 M
M
MA
MA GIC VISION C
GIC VISION C ONTR
ONTROL
OL
Wi ndsc reen wiper s................................. 139
Maint
Maint aining saf
aining saf e dist
e distance
ance
Ac tive Distance Assist DISTRONIC......... 200
Maint
Maint enance
enance , ASSYST PLUS......................... 300
Malfunction
Malfunction Restraint system...................................... 41
Manoeuvr
Manoeuvr ing
ing
Manoeuvring brake functio n...................239
Manoeuvr
Manoeuvr ing assist
ing assistant
ant
Ac tivating/deactivating.......................... 240
Cross Tra1c Ale rt.................................. 238
Drive Away Assist................................... 238
Manoeuvring brake function.................. .239 Manoeuvr
Manoeuvr
ing br
ing brak
ake function
e function, Pr otection
against collision System limits......................................... 239
Map
Map Displaying online map contents.............. 273
Displaying weather informatio n.............. 273
Moving................................................... 272
Selecting the map orientation................ 272
Setting the map scale............................ 272
Switching mo torw ay information
on/o.................................................... 272
Massag Massag e pr
e progr
ogrammes
ammes.................................. 108
Maximum full-st
Maximum full-st op br
op braking
aking, Brake
Assist System.............................................. 188
Maximum per
Maximum per missiblegr
missible gross v
oss v ehicle w
ehicle w eight
eight... 358
Maximum speeds (Mer
Maximum speeds (Mer cedes-
cedes-AMG v
AMG vehi-
ehi-
cles)
cles) ............................................................ 369
MBUX (multimedia syst
MBUX (multimedia syst em)
em)
In-Car O1ce.......................................... 285
MBUX multimedia syst
MBUX multimedia syst em
em
Ac tivating/deactivating standby mode... 185
Drive prog rams..................................... .168
Fa ctory setting....................................... 267
Home screen......................................... 258 Index
463
463

Fu
el....................................................... 364
Re ser ve................................................. 364
T
T ec
ec hnical data
hnical data
Axle load (trailer operation).................... 371
Component-speci/c information............ 357
Fa stening points of the trailer hitch........3 70
Information............................................3 55
Mounting dimensions of a trailer hitch... .370
Overhang dimension of the trailer hitc h..3 70
Re gula tory radio identi/cation................ 357
Re gula tory radio identi/cation – Indo-
nesia and Israel...................................... 357
Ro of load............................................... 369
To ngue weight........................................ 371
To wing capacity.................................... .370
T
T elephone elephone
Blue tooth ®
............................................. 279
Charg ing wirelessly (mobile phone)........ 125
Connecting a mobile phone/Passk ey..... 279
Connecting a mobile phone/Secure
Simple Pairing........................................ 279
Emer gency call...................................... 289
Menu..................................................... 279
No tes..................................................... 276 No
tes on wireless charging (mobile
phone)................................................... 123
Operating modes................................... 278
Te lephone menu overview......................2 78
T
T elephon elephon y oper
y operating modes
ating modes
Blue tooth ®
telephony............................. 278
Car telephon y........................................ 278
T
T em
em per
per ature
ature
Setting theve hicle interior temp era-
ture....................................................... 144
Themes
Themes Fastening.............................................. .263
T
T ie-do
ie-do wney
wn eyes
es.............................................. 121
TIREFIT kit
TIREFIT kit
Declaration of conformity......................... 32
Storage location.................................... .320
T T ongue w
ongue w eight
eight.............................................. 371
T
T op Tet
op Tether
her ...................................................... 67
T
T ouc
ouc h Contr
h Contr ol
ol
MBUX................................................... .259
On-board computer................................ 251
T
T ouc
ouc hpad
hpad
Operating.............................................. 259 T
T
ouc
ouc hscr
hscr een
een................................................ 259
To
To w bar syst
w bar syst em
em
To wing away.......................................... 248
Tow
Tow -awa
-a wa y pr ot
y pr otection
ection ...................................... 99
Tow
Tow -st
-star
arting
ting................................................. 334
To
To wing
wing ,To w bar system
Pulling/ towing...................................... .248
To
To wing away
wing away................................................. 330
To
To wing eye
wing eye................................................... 333
To
To wing met
wing met hods
hods .......................................... .330
Tow
Tow ling
ling
To wing me thods.................................... .330
Tr
Tr a1c
a1c inf
infor
ormation
mation
Ac tivating............................................... 273
Tr
Tr a1c
a1c Jam Assist
Jam Assist ant
ant
Ac tive Stop-and-Go Assist...................... 204
Tr
Tr a1c
a1c light w
light w ar
arning/displ ay
ning/display......................... 212
Tr
Tr a1c
a1c Sign Assist
Sign Assist
Fu nction................................................ 212
Setting.................................................. .214
Tr
Tr ailer coupling
ailer coupling , Ball neck............................ .242 Index
471
471