2020 MERCEDES-BENZ E-CLASS COUPE trailer

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ü Seat belt warning lamp
lights up The
red seat belt warning lamp lights up once the engine has star ted.
In addition, an intermittent warning tone may sound.
*T he red seat belt warning lamp reminds the driver and front passenger tofast entheir seat belts. #
Fasten your seat belt (/ page 40).
If yo u ha veplaced objects on the front passenger seat, there d seat belt warning lamp may remain lit. Ve
hicle Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ï Tr ailer tow hit chwarning
lamp The
red trailer hitch warning lamp is lit.
*The trailer hitch is not operational or is swivelling. &
WARNING 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 traf fic 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 multifunction displa y. Displ
aymessa ges and warning/indicator lamps 421

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
If th e trailer hitch is swivelling: #
Wait until the ball neck has reached the operational position.
Ù
Po we rst eering warning
lamp (red) The
red po werst eering sy stem warning lamp is lit while the engine is running.
*The po wer assi stance or thesteering itself is malfunctioning. &
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances. #
Consult a qualified specialist workshop. #
Notethe messages on the multifunction displa y.Engine
Wa
rning/indicator lamp
Possible causes/consequences and M MSolutions
ÿ Coolant warning lamp The
red coolant warning lamp is lit while the engine is running.
*Possible causes: R The temp erature sensor is malfunctioning 422
Display messages and warning/indicator lamps

¯
AdBlue sy stem fault Emer‐
ge ncy op. in XXX miles See Owner's
Manual ................................................. 41 5
¯ AdBlue sy stem fault Engine
st art not possible ................................ .416
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... 41 5
5 Add 1 litre engine oil when
next refuelling ...................................... 417
é ATTENTION ASSIST inoperative
.............................................................3 96
é ATTENTION ASSIS T:Take a
break! .................................................. 396
: Automatic driving lights inoper‐
ative ..................................................... 371
Á Changekey bat teries ................. 369
J Check brake fluid le vel.............. .388
# Checkbrake pads See Owner's
Manual ................................................ 388 5
Check eng. oil le v.when next
re fuelling .............................................. 416
ï Check trailer hit chlock .............. 375
h Check tyre(s) .............................. 41 0
! Clean the fuel filter .................... .381
ÿ Coolant Stop vehicle Switch
engine off ............................................ 380
_ Currently una vailable Camera
view restricted ..................................... 400
ç Currently unavailable Radar
sensors dirty .......................................3 99
! currently una vailable See Own‐
er's Manual .......................................... 401
÷ currently una vailable See Own‐
er's Manual ........................................ .402
5 Engine oil le vel cannot be
measured ............................................ .418
5 Engine oil le velRe duce oil le vel.. 417
5 Engine oil le velSt op vehicle
Switch engine off ................................. 4175
Engine oil pressu reStop
Switch off engine ................................. 41 8
ä Fault Drive at max. 80 km/h ...... 393
6 Front left malfunction Consult
wo rkshop (e xample)............................ 366
_ Front left seat backrest not
loc ked (e xamp le)................................ .378
& inoperative Battery low ...............374
& inoperative Refuel vehicle ........... 374
& inoperative See Owner's Man. ....374
! inoperative See Owner's Man‐
ual ....................................................... 402
÷ inoperative See Owner's Man‐
ual ....................................................... 403
T inoperative See Owner's Man‐
ual ....................................................... 404
G Inoperati ve................................. 405
: Intelligent Light Sy stem inoper‐
ative ....................................................3 72 Index
441

Ac
tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........397
Ac tive Blind Spot Assi stinope rative .... 398
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ 398
Ac tive bonnet malfunction See Own‐
er's Manual .......................................... 377
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 404
Ac tive Brake Assi stFunctions limited
See Owner's Manual ........................... 405
Ac tive Dis tance Assi stavailable
again .................................................... 391
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........390
Ac tive Dis tance Assi stinope rative ....... 391
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........398 Ac
tive Lane Keeping Assist inopera‐
tive ...................................................... 398
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 395
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops ......................................... 392
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........391
Ac tive Steering Assist inoperative .......392
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .........392
Ac tive Stop-and-Go Assist inopera‐
tive See Owner's Manual ..................... 393
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........373
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 373Ad
aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .373
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .373
App lybrake todeselect Park (P)
position ...............................................3 82
Apply brake toselect D or R ................382
Apply brake toselect R ....................... 382
Au xilia rybattery malfunction .............. 384
Beginning emer gency stop .................. 392
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 397
Blind Spot Assist inope rative ............... 397
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...3 97
Cann otstart engine See Owner's
Manual ................................................ 408
Check tyre pressures then restart
Ru n Flat Indicator ................................. 413 Index
443

Un
locking (emer gency key) .................. .77
Un locking (from the inside) .................... 74
Door cont rol panel .................................... .14
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 225
Drive Away Assist
see Pr otection against collision
Drive position Enga ging ..............................................1 68
Drive prog ram display ............................. 16 5
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat
Driving abroad Symmetrical low beam ........................ 12 3
Driving saf ety sy stem ............................ .183
ABS (Anti-lock Braking Sy stem) ........... 185
Ac tive Brake Assi st.............................. 188
Ad aptive brake lights .......................... .193
BA S (Brake Assi stSystem) .................. 185Cameras ..............................................
183
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 188
ESP ®
Crosswind Assi st........................ 187
ESP ®
trailer stabilisation .................... .187
Overview ............................................. 184
Ra dar and ultrasonic sensors .............. 183
Re sponsibility ...................................... 183
ST EER CONTROL ................................. 188
Driving sy stem
DY NA MIC BODY CONTROL .................. 208
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see AIR BODY CONTROL
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem see HOLD function
see Limiter
see
Parking Assist PARKTRONIC
see Reversing camera
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical low
beam) .................................................. 12 3
Gene ral driving tips ............................ .158
Ru nning-in no tes ..................................1 56
Dr ows iness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 208
Dynamic handling cont rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT ................................... .164
Con figuring drive program I ................. 16 5
Displ aying engine data ........................ 16 6
Displ aying vehicle data ........................ 16 6
Drive prog ram display ......................... .165
Drive programs ................................... .164
Fu nction .............................................. 16 4 Index
445

St
ow age areas
see Loading
see Stow age compartment
St ow age comp artment............................ 11 3
Armrest ................................................ 11 3
Centre console .................................... .113
Door ..................................................... 11 3
Glo vecompa rtment ............................. 11 3
St ow age comp artments
see Loading
see Stow age compartment
St ow age spaces
USB ports ............................................ 11 3
Suggestions Configuring .......................................... 260
Sulphur content ...................................... 353
Sur round lighting
Switching on/off ................................. 131
Sur round View
see 360° Camera
Suspension Adjusting thech assis le vel (AIR
BO DY CONTROL) .................................2 09Suspension
see AIR BODY CONTROL
SV HC (substances of very high con‐
cern ).......................................................... .30
Switch-off delay time Exterior ................................................ 131
Interior ................................................. 13 3
Synchronisation function Activating/deactivating (MBUX mul‐
timedia sy stem) ................................... 14 3
Switching on/off (control panel) ......... 14 3
Sy stem settings
Overview of the sy stem settings
menu ................................................... 261 T
Ta ilpipes (care) ........................................ 305
Ta ke -back of end-of-life vehicles .............. 20
Pr otection of the environment ............... 20
Ta nk content
Ad Blue ®
............................................... 357
Fu el ..................................................... 355
Re ser ve(fuel) ...................................... 355 Te
ch nical data
Axle load (trailer operation) ................. 364
Fa stening points (trailer hitch) .............3 62
Information .......................................... 347
Mounting dimensions (trailer hitch) ..... 362
No tes (trailer hitch) ............................. 362
Overhang dimension (trailer hitch) ...... 362
Ra dio operating permits ...................... 349
To ngue weight .................................... .363
To wing capacity (trailer operation) ...... 363
Ve hicle identification plate .................. 349
Te lephone ........................................ .271,273
Connecting a mobile phone (Pass‐
ke y) ...................................................... 274
Connecting a mobile phone (Secure
Simple Pairing) .................................... .274
Fu nctions in thete lephone menu ........ .274
No tes ................................................... 271
Operating modes ................................. 273
Te lephone menu overview ...................2 73
Wi reless charging (mobile phone) ........ 121
Te lephony operating modes
Blue tooth ®
Te lephony .......................... 273
Making calls in theve hicle ...................2 73
Te mp erature ............................................ .141 460
Index

Themes
Fastening ............................................. 260
Through-loading feature
see Seat
Ti e-d owney es .......................................... .115
TIREFIT kit ................................................ 312
Declaration of conformity ...................... 28
St orage location ................................... 312
Using ................................................... 313
To ll sy stem
Wi ndsc reen ......................................... 14 0
To ngue weight ........................................ .363
To ol
see Vehicle tool kit
To pTe ther .................................................. .61
To uch Control
On-board computer ............................. 24 6
Operating ............................................ 254
To uchpad .................................................. 254
Operating ............................................ 254
To uchscreen (media display)
Operating ............................................ 254 To
w- aw ay protection
Fu nction ................................................ 92
Priming/deactivating ............................. 93
To w- bar sy stem ...................................... .243
To w- starting ............................................. 327
To wing away ............................................ 323
To wing eye
Ins talling .............................................. 326
St orage location ..................................3 26
To wing me thods ...................................... 322
Tr af fic information
Swit ching on the display ......................2 70
Tr af fic Sign Assist .................................. .228
Fu nction/no tes ................................... 228
Setting .................................................2 30
Sy stem limitations ...............................2 28
Tr ailer hitch
Axle load ............................................. 364
Bicycle rack ......................................... 241
Care .................................................... 305
Coupling up/uncoupling a trailer ........ 239
Ex tending/r etra cting the ball neck
(MBUX multimedia sy stem) ................. 238 Fa
stening points ..................................3 62
Fo lding the ball neck out/in ................2 37
Gene ral no tes ...................................... 362
Mounting dimensions .......................... 362
No tes .................................................. 236
Overhang dimension ........................... 362
Soc ket ................................................. 239
To ngue weight .................................... .363
To wing capacity .................................. .363
Tr ailer operation
Ac tive Blind Spot Assi st....................... 232
Ac tive Lane Keeping Assist ................. 233
Bicycle rack ......................................... 241
Coupling up/uncoupling a trailer ........ 239
Ex tending/r etra cting the ball neck
(MBUX multimedia sy stem) ................. 238
Fo lding the ball neck out/in ................2 37
No tes .................................................. 236
Soc ket ................................................. 239
Tr ailer stabilisation
Fu nction/no tes .................................... 187
Tr ansmission position display ................16 6
Tr anspo rting
Ve hicle ................................................ 325 Index
461

Ve
ntilation
see Climate cont rol
Ve nts
see Air vents
VIN ............................................................ 349
Identification plate .............................. 349
Seat ..................................................... 349
Wi ndsc reen ......................................... 349
Vi sion
Demisting windo ws............................. 14 4W
Wa rning lamps
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning triangle
Re moving ............................................ 309
Setting up ............................................ 310
Wa rning/indicator lamp
! ABSwarning lamp ...................... 428
J Brake sy stem warning lamp
(red) .................................................... 426 J
Brake sy stem warning lamp
(yellow) ................................................ 426
ÿ Coolant warning lamp ................ 422
! Electric parking brake indicator
lamp (red) ............................................ 425
# Electrical fault warning lamp ...... 424
; Engine diagnosis warning lamp .. 424
å ESP®
OFF warning lamp ............ .430
÷ ESP®
wa rning lamp flashes ........ 429
÷ ESP®
wa rning lamp lights up ...... 429
8 Fuelreser vewarning lamp
lights up .............................................. 425
Ù Powe rst eering warning lamp
(red) .................................................... 422
6 Restra int sy stem warning lamp .. 420
ü Seat belt warning lamp flashes .. 420
ü Seat belt warning lamp lights
up ........................................................ 421
ä Suspension warning lamp (yel‐
low) .................................................... .428 !
The electric parking brake (yel‐
low) indicator lamp .............................. 425
ï Trailer tow hit chwarning lamp .... 421
h Tyre pressure monitoring sys‐
te m wa rning lamp flashes .................... 431
h Tyre pressure monitoring sys‐
te m wa rning lamp lights up ................ .431
L Warning lamp for dis tance
wa rning function .................................. 427
Wa rning/indicator lamps ........................419
Overview ..............................................4 19
PA SSENGER AIR BAG ............................ .47
Wa rranty ..................................................... 31
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care) .......................... 304
Wa ter tank
see Air-water duct
We ather information ............................... 270
We b br owser
Overview ..............................................2 81464
Index