2021 MERCEDES-BENZ E-CLASS CABRIOLET trailer

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
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 swivel mo vement and do not re-couple the trailer until thewa rning/indicator lamp goes out. #
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 Display message
s andwarning/indicator lamps
433
433

¯
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

Ac
tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .406
Ac tive bonnet malfunction See Own-
er's Manual............................................ 386
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........414
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 415
Ac tive Distance Assist available again ..... 402
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 401
Ac tive Distance Assist inoperative.......... 401
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 406
Ac tive Lane Keeping Assist inoperative... 406
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 403 Ac
tive Steering Assist cur rently
una vailable See Owner's Manual ............ 402
Ac tive Steering Assist inoperative...........4 02
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .............403
Ac tive Stop-and-Go Assist inoperative
See Owner's Manual.............................. 404
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual ............ 381
Ad aptive Highbeam Assist inoperative ....3 81
Ad aptive Highbeam Assist Plus cur-
re ntly una vailable See Owner's Manual ... 381
Ad aptive Highbeam Assist Plus inop-
erative.................................................. .382
Apply brake todeselect Park (P) posi-
tion....................................................... .391
Apply brake toselect D or R ...................392
Apply brake toselect R .......................... 392
Au xiliary battery malfunction (red dis-
play message) ....................................... .394 Au
xiliary battery malfunction (white
displ aymessage) .................................... 393
Beginning emer gency stop..................... 403
Blind Spot Assist cur rently una vailable
See Owner's Manual.............................. 404
Blind Spot Assist inoperative.................. 405
Blind Spot Assist not available when
to wing a trailer See Owner's Manual ...... 405
Cann otstart engine See Owner's
Manual.......................................... 388, 418
Check brake pads See Owner's Man-
ual......................................................... 398
Check ty repressures then restart Run
Flat Indicator......................................... 423
Cruise control and Limiter inoperative.... 399
Cruise control inoperative...................... 399
Cruise control o....................................4 00
Device de tected at diagnostics con-
nection See Owner's Manual................. .416 Index
455 455

Dr
Dr
aught st
aught st op
op
Care...................................................... 310
Dra
Dra wbar
wbar
see Tow- bar system
Dr
Dr iv
ive Awa
e Away Assi st
y Assi st........................................ .235
Dr
Dr iv
ive position
e position
Engaging................................................ 169
Dr
Dr iv
ive pr
e pr ogr
ogram display
am display .................................. 166
Dr
Dr iv
ive pr
e pr ogr
ograms
ams
see DYNAMIC SELECT
Dr
Dr iv
iver's seat
er's seat
see Seat
Dr
Dr iving abr
iving abr oad
oad
Light adjustment (l owbeam).................. 125
Dr
Dr iving safe
iving safe ty syst
ty system
em
ABS (Anti-lock Braking System)............. .185
Ac tive Brake Assist................................. 205
Ad aptive brake lights.............................. 190
BAS (Brake Assist System).................... .186
Cameras................................................1 83
EBD (Electronic Brake forc e Distribu-
tion).......................................................1 88
ESP ®
Crosswind Assist.......................... 187 ESP
®
trailer stabilisation........................ 187
Overview................................................ 184
Ra dar and ultrasonic sensor s................. 183
Re sponsibility......................................... 183
ST EER CONTROL................................... 188
Dr
Dr iving syst
iving syst em
em
DY NAMIC BODY CONTROL.................... 217
Dr
Dr iving syst
iving syst em
em
see 360° Camera
see Active Blind Spot Assist
see Active Distance Assist DISTRONIC
see Active Emer gency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assist
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise cont rol
see Driving saf ety sy stem
see HOLD function
see Limi ter
see Parking Assist PARKTRONIC
see Reversing camera see
Tra1c Sign Assist
Dr
Dr iving tips iving tips
Driving abroad (low beam light adjust-
ment)..................................................... 125
Gene ral driving tips................................1 58
optimised acceleration........................... 157
Ru nning-in no tes.................................... 156
Dr ow
Dr ow siness det siness det ection
ection
see ATTENTION ASSIST
D
D YN
YNAMIC BOD AMIC BOD Y C
Y CONTR
ONTR OL
OL
Chassis.................................................. 217
Dynamic handling contr
Dynamic handling contr ol syst
ol system
em
see ESP ®
(Electronic Stability Prog ram)
D
D YN
YNAMIC SELECT AMIC SELECT
Calling up the fuel consum ption indi-
cator...................................................... 167
Con/guring drive prog ram I................... .166
Displaying engine data........................... 166
Displaying vehicle dat a........................... 166
Drive prog ram displa y............................ 166
Drive prog rams..................................... .165
Fu nction................................................ 165
Ope rating (DYNAMIC SELECT switch)..... 166
Selecting the drive prog ram.................. .166 Index
457 457

Pe
rm anent setting.................................. 195
Re quirements........................................ 193
Selecting............................................... 193
Setting a speed...................................... 193
St oring a speed.............................. 193, 198
Switching o./deactivating.................... .198
Switching on/activating......................... 198
System limits......................................... 192
Limiting speed Limiting speed see Limiter
LIN
LIN GUA
GUA TR
TRONIC
ONIC
Fu nction................................................ 259
St arting................................................ .260
Liv
Liv e
eTr
Tra1c
a1c Inf
Infor
ormation
mation
Switching the tra1c information dis-
play on................................................... 271
Loading
Loading Bag hook............................................... 119
No tes..................................................... 115
Ti e-down eyes........................................ 119
Loading guidelines
Loading guidelines.......................................1 15
Loads
Loads
Fixing..................................................... 115 Loc
Loc king/unloc
king/unloc king
king
Ad ditional door loc k................................. 77
Emer gency key......................................... 81
KEYLESS-GO............................................ 79
Switching the automatic locking fea-
ture on/o.............................................. .80
Unlo cking/opening the doors from
th e inside................................................. 78
Lo Lo w beam
w beam
Ac tivating/deactivating.......................... 125
Light adjustment (driving abroad)........... 125
Setting................................................... 133
L L ubr
ubr icant additiv
icant additiv es
es
see Additives
L
L ugg
ugg age
age
Lu ggage net........................................... 120
Securing................................................ 115
L
L umbar support
umbar support
see Lumbar support (4-w ay)
L
L umbar suppor
umbar suppor t (4-wa
t (4-way)
y)...............................1 02 M
M
MA MA GIC VISION C GIC VISION C ONTR
ONTROL
OL
Wi ndsc reen wiper s................................. 137 Maint
Maint
enance
enance
see ASS YST PLUS
Malfunction
Malfunction Restraint system..................................... .40
Manoeuvr
Manoeuvr ing aid
ing aid
see Manoeuvring assistance
Manoeuvr
Manoeuvr ing Assist
ing Assist
see Trailer Manoeuv ring Assist
Manoeuvr
Manoeuvr ing assist
ing assistance
ance
Cross Tra1c Ale rt.................................. 236
Drive Away Assist................................... 235
Manoeuvring brake function................... 236
Manoeuvr
Manoeuvr ing assist
ing assistant
ant
Ac tivating/deactivating.......................... 237
Manoeuvr
Manoeuvr ing br
ing brak
ake function
e function ......................... 236
Map
Map Displaying online map contents.............. 271
Displaying weather informatio n.............. 271
Moving................................................... 270
Selecting the map orientation................ 270
Setting the map scale............................ 270
Switching mo torw ay information
on/o.................................................... 270 Index
463 463

Syst
Syst
em se
em se ttings
ttings
Overview of the system settings menu.... 262
Re set function (MBUX multimedia sys-
te m)....................................................... 265
Syst
Syst em se
em se ttings
ttings
see Language T
T
T
T ailpipes (car
ailpipes (car e)
e)............................................. 311
T
T ak
ak e-bac
e-bac k of end-of-lif
k of end-of-lif e v
e vehicles
ehicles
Pr otection of the environment.................. 20
T
T ank cont
ank cont ent
ent
Ad Blue ®
................................................ .363
Fu el....................................................... 362
Re ser ve(fuel)........................................ .362
T
T ec
ec hnical data
hnical data
Axle load (trailer operation).................... 369
Component-speci/c information............ 355
Fa stening points (t railer hitch)................ 368
Information............................................ 353
Mounting dimensions (trailer hitch)........ 368
No tes (trailer hitch)................................ 368
Overhang dimension (trailer hitch)......... .368 Re
gula tory radio identi/cation (Indo-
nesia).................................................... 355
Re gula tory radio identi/cation of
small component s.................................. 355
To ngue weight........................................ 369
To wing capacity (trailer operation ).......... 369
T T elephone
elephone
Connecting a mobile phone (Passke y).... 277
Connecting a mobile phone (Secure
Si mp lePa iring)....................................... 277
Fu nctions in thete lephone menu............ 277
No tes..................................................... 274
Operating modes................................... 276
Te lephone menu overview...................... 276
Wi reless charging (mobile phone)........... 123
T
T elephon elephon y oper
y operating modes
ating modes
Blu etoo th®
Te lephony............................. 276
Making calls in theve hicle..................... 276
T
T em
em per
per ature
ature
Setting theve hicle interior temp era-
ture....................................................... 142
Themes
Themes Fastening.............................................. .261 Thr
Thr
ough-loading f
ough-loading f eature
eature
see Seat
T
T ie-do
ie-do wney
wn eyes
es.............................................. 119
TIREFIT kit
TIREFIT kit Declaration of conformity......................... 31
Storage location.................................... .318
Using..................................................... 319
T T o switc
o switc h on t
h on the ignition
he ignition
see Vehicle
T
T ongue w
ongue w eight
eight.............................................. 369
T
T ool
ool
see Vehicle tool kit
T
T op Tet
op Tether
her...................................................... 65
T
T opping up
opping up
Topping up AdBlue ®
.............................. .175
T
T ouc
ouc h Contr
h Contr ol
ol
On-board computer................................ 249
Operating.............................................. 257
T T ouc
ouc hpad
hpad
Operating.............................................. 257
T
T ouc
ouc hscr
hscr een
een
Operating.............................................. 257 472
472
Index

T
T
o
o w
w -a wa
-a wa y pr ot
y pr otection
ection
Fu nction.................................................. 96
Priming/deactivating.............................. .97
Tow
Tow -bar syst
-bar syst em
em............................................ 245
Tow
Tow -st
-star
arting
ting................................................. 332
To
To wing away
wing away................................................. 328
To
To wing eye
wing eye
Fi tting.................................................... 331
St orage location..................................... 331
To
To wing met
wing met hods
hods.......................................... .328
Tr
Tr a1c
a1c inf
infor
ormation
mation
Switching on the display......................... 271
Tr
Tr a1c
a1c Sign Assist
Sign Assist
Fu nction/no tes...................................... 210
Setting................................................... 211
System limits......................................... 210
Tr
Tr ailer hitch ailer hitch
Axle load................................................ 369
Bic ycle rack ........................................... 244
Care...................................................... 311
Coupling up/uncoupling a trailer............ 242
Fa stening points.................................... 368
Fo lding the ball neck out/in................... 240 General no
tes....................................... .368
Mounting dimensions............................. 368
No tes..................................................... 239
Overhang dimension.............................. 368
Soc ket................................................... 242
To ngue weight........................................ 369
To wing capacity.................................... .369
Tr ailer Manoeuv ring Assist...................... 237
T
T r railer Manoeuvr
ailer Manoeuvr ing Assist
ing Assist
Fu nction................................................ 237
Using..................................................... 238
Tr
Tr ailer oper
ailer oper ation
ation
Ac tive Blind Spot Assist.......................... 213
Ac tive Lane Keeping Assist..................... 214
Bicycle rack ........................................... 244
Coupling up/uncoupling a trailer............ 242
Fo lding the ball neck out/in................... 240
No tes..................................................... 239
Soc ket................................................... 242
Tr Tr ailer st
ailer st abilisation
abilisation
Fu nction/no tes...................................... 187
Tr
Tr ansmission
ansmission
Engaging neutral.................................... 168
Tr
Tr ansmission position displ ay
ansmission position displ ay....................... 167 T
T
r
ranspor
anspor ting
ting
Ve hicle.................................................. 330
Tr
Tr im element (Car
im element (Car e)
e)...................................... 312
T
T uneIn
uneIn
Calling up.............................................. 296
T
T ur
ur n signal indicat
n signal indicat or
or
Ac tivating/deactivating.......................... 127
TV
TV Information........................................... .293
Tw
Tw o-wa
o-wa y r
y radios
adios
Fr equencies........................................... 354
No tes on ins tallation.............................. 353
Tr ansmission output (maximum )............. 354
T
T ype approv
ype appr oval number (EU)
al number (EU) ........................... 356
T
T yr
yr e
ein0ation
in0ation com
compr
pressor
essor
see TIREFIT kit
T
T yr
yr e pr
e pr essure
essure
Checking (tyre pressure moni toring
system).................................................. 339
No tes..................................................... 337
Re starting the tyre pressure loss
wa rning system...................................... 341 Index
473 473

W
W
ar
ar ning syst
ning syst em
em
see ATA (anti-theT alarm system)
W
W ar
ar ning tr
ning tr iangle
iangle
Re moving............................................... 315
Setting up.............................................. 316
W
W ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 440
Ó Active Brake Assist warning lam p..4 39
J Brake system warning lamp (red)... 438
J Brake system warning lamp (yel-
low)....................................................... 437
ÿ Coolant warning lamp (red)........... 433
ÿ Coolant warning lamp (yellow).......4 35
! Electric parking brake indicator
lamp (red).............................................. 437
# Electrical fault warning lam p......... 436
; Engine diagnosis warning lamp...... 435
å ESP®
OFF warning lam p................ 442
÷ ESP®
wa rning lamp 0ashes........... 441
÷ ESP®
wa rning lamp lights up......... 441 8
Fuelreser vewarning lamp lights
up.......................................................... 436
Ù Powe r steering warning lamp
(red)...................................................... 432
6 Restraint system warning lam p...... 431
ü Seat belt warning lamp 0ashes...... 431
ü Seat belt warning lamp lights up.... 432
ä Suspension warning lamp (yel-
low)....................................................... 440
! The electric parking brake (yel-
low) indicator lam p................................. 437
ï Trailer tow hitch warning lam p....... 433
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 443
h Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 443
L Warning lamp for distance
wa rning function.................................... 439
Overview................................................ 429
PA SSENGER AIR BA G............................... 50 W
W arr arr anty
anty........................................................ 34
W
W asher
asher 0uid
0uid
see Windsc reen washer 0uid
W
W ashing b
ashing b y hand (car
y hand (car e)
e)................................ 307
W
W at
at er t
er t ank
ank
see Air-water duct
W
W eat
eat her inf
her inf or
ormation
mation..................................... 271
W
W eb br ow
eb br owsers
sers
Overview................................................ 284
Wheel c
Wheel c hange
hange
Fi tting a new wheel................................ 349
Lo we ring theve hicle.............................. 350
Preparation............................................ 346
Ra ising theve hicle................................. 347
Re moving a wheel................................. .349
Re moving//tting hub caps..................... 346
Wheel c
Wheel c hange hange
see Emer gency spa rewheel
Wheel rot
Wheel rotation
ation ............................................. 344
Wheels
Wheels Care..................................................... .311
Checking............................................... 336 476
476
Index