trailer MERCEDES-BENZ E-CLASS SALOON 2020 Workshop Manual

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 428
Display messages and warning/indicator lamps

¯
AdBlue sy stem fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km .............................................. .420
¯ AdBlue sy stem fault Emer‐
ge ncy op. in XXX miles See Owner's
Manual ................................................ 420
¯ AdBlue sy stem fault Engine
st art not possible ................................ .421
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .420
5 Add 1 litre engine oil when
next refuelling .................................... .422
é ATTENTION ASSIST inoperative .. 401
é ATTENTION ASSIS T:Take a
break! .................................................. 401
: Automatic driving lights inoper‐
ative ..................................................... 375
Á Changekey bat teries .................. 373
J Check brake fluid le vel.............. .393 #
Checkbrake pads See Owner's
Manual ................................................ 393
5 Check eng. oil le v.when next
re fuelling ............................................. 421
ï Checktrailer hitch lo ck.............. 380
h Check tyre(s) .............................. 41 5
! Clean the fuel filter .................... .386
ÿ Coolant Stop vehicle Switch
engine off ............................................ 385
_ Currently una vailable Camera
view restricted ..................................... 405
ç Currently unavailable Radar
sensors dirty .......................................4 04
! currently una vailable See Own‐
er's Manual ........................................ .406
÷ currently una vailable See Own‐
er's Manual ........................................ .407
5 Engine oil le vel cannot be
measured ............................................ 424 5
Engine oil le velRe duce oil le vel
............................................................. 422
5 Engine oil le velSt op vehicle
Switch engine off ................................ 422
5 Engine oil pressure Stop
Switch off engine ................................ 423
ä Fault Drive at max. 80 km/h ...... 398
6 Front left malfunction Consult
wo rkshop (e xample)............................ 370
& inoperative Battery low ...............378
& inoperative Refuel vehicle ........... 378
& inoperative See Owner's Man. ....378
! inoperative See Owner's Man‐
ual ....................................................... 407
÷ inoperative See Owner's Man‐
ual ....................................................... 408
T inoperative See Owner's Man‐
ual ....................................................... 409
G Inoperati ve.................................. 41 0 Index
447

:
Intellige nt Light Sy stem inoper‐
ative ..................................................... 376
Á Key not de tected (red displ ay
messa ge).............................................3 74
Á Key not de tected (white displ ay
messa ge).............................................3 74
: Left dipped beam (e xamp le) ...... .375
6 Left windowbag malfunction
Consult workshop (e xample).............. .370
¢ Lowe ring .................................... 399
: Malfunction See Owner's Man‐
ual ....................................................... 375
ð Maximum speed exceeded ......... 396
Ø ................................................... 419
ç Off..............................................3 95
ë Off.............................................. 398
ï Operation only possible in
transmission position P .......................379
! Parking brake See Owner's
Manual ................................................ 389 É
Please reduce speed .................. 400
Ý Please wait 48 V battery charg‐
ing ........................................................ 413
_ Rear left seat backrest not
loc ked (Example) .................................3 83
h Rectify tyre pressure ...................41 5
Ø Refill Ad Blue See Owne r’s
Manual .................................................4 18
! Release parking brake ................ 392
¸ Replace air cleaner .....................386
À Replace key See Owner's Man‐
ual ...................................................... .373
Á Replace key ................................ 373
8 Reser vefuel le vel...................... .386
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 370
# See Owner's Manual ...................411
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 381Ù
Steering malfunction Stop
immediately See Owner's Manual .......382
# Stop vehicle Lea veengine run‐
ning ...................................................... 412
# Stop vehicle See Owner's Man‐
ual ........................................................ 412
É Stop vehicle Vehicle too low .......3 99
ç suspended ................................. 395
: Switch off lights .......................... 376
: Switch on headlamps .................376
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual .......419
+ Top up coolant See Owner ’s
Manual ................................................ 384
¥ Top up washer fluid .................... 384
ï Trailer coupling extending… ........379
! Turn on the ignition torelease
th e parking brake ................................ 393
d Vehicle is operational Switch
off ignition before exiting .................... 379448
Index

É
Vehicle rising Please wait.......... .400
É Vehicle rising .............................. 400
h Warning tyre defect ....................416
h Wheel sensor(s) missing .............414
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss. .............................................. 419
Ac tive Blind Spot Assi stcur rently
una vailable See Owner's Manual .........402
Ac tive Blind Spot Assi stinope rative .... 403
Ac tive Blind Spot Assi stnot available
when towing a trailer See Owner's
Manual ................................................ 403
Ac tive bonnet malfunction See Own‐
er's Manual ......................................... 382
Ac tive Brake Assi stFunctions cur‐
re ntly limited See Owner's Manual ...... 409
Ac tive Brake Assi stFunctions limited
See Owner's Manual ............................41 0Ac
tive Dis tance Assi stavailable
again .................................................. .396
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........395
Ac tive Dis tance Assi stinope rative ...... 396
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........403
Ac tive Lane Keeping Assist inopera‐
tive ...................................................... 403
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 400
Ac tive Steering Assist cur rently
una vailable due tomultiple emer‐
ge ncy stops ......................................... 397
Ac tive Steering Assist cur rently
una vailable See Owner's Manual .........396
Ac tive Steering Assist inoperative .......397
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .........397 Ac
tive Stop-and-Go Assist inopera‐
tive See Owner's Manual ..................... 398
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........377
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 377
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .377
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .377
App lybrake todeselect Park (P)
position ...............................................3 87
App lybrake toselect D or R ................387
App lybrake toselect R ........................ 387
Au xilia rybattery malfunction .............. 389
Beginning emer gency stop .................. 397
Blind Spot Assist cur rently una vaila‐
ble See Owner's Manual ...................... 402
Blind Spot Assist inope rative ............... 402 Index
449

Blind Spot Assi
stnot available when
to wing a trailer See Owner's Manual ...4 02
Cannot start engine See Owner's
Manual ................................................ .413
Check tyre pressures then restart
Ru n Flat Indicator ................................. 41 8
Cruise cont rol and Limiter inope ra‐
tive ...................................................... 394
Cruise control inope rative ................... 394
Cruise control off ................................ 394
Fr ont-passenger airbag disabled See
Owner's Manual ................................... 371
Fr ont-passenger airbag enabled See
Owner's Manual ................................... 371
Haza rdwa rning lamps malfunction‐
ing ...................................................... .377
Limiter inoperative .............................. 395
Limiter passive .................................... 394
Mercedes me connect Services limi‐
te d See Owner's Manual ......................41 0Mo
tor can be star ted again .................. 413
N permanently active Risk of vehicle
ro lling .................................................. 388
Only select Park (P) when vehicle is
st ationary ............................................ 386
Place theke y in the mar ked space
See Owner's Manual ............................374
PRE-SAFE impulse side inoperative
See Owner's Manual ............................372
PRE-SAFE inoperative See Owner's
Manual ................................................ 372
Re duce speed ...................................... 417
Re versing not poss. Consult work‐
shop ....................................................3 88
Risk of vehicle rolling Driver door
open and transmission not in P ...........387
Ru n Flat Indicator inope rative .............. 41 8
Speed limit (winter tyres) XXX km/h ... 396
St op vehicle Lea veengine running
Wa itTransmission cooling ...................389 To
shift out of P or N,depress brake
and start engine .................................. 387
To switch off the engine, press the
St art/ Stop button for at least 3 sec‐
onds or 3 times. .................................. 384
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 401
Tr af fic Sign Assi stinope rative ............. 401
Tr ansmission Malfunction Stop ........... 388
Ty re press. monitor cur rently una vail‐
able ...................................................... 414
Ty re press. monitor inoperative ............414
Ty re press. monitor inoperative No
wheel sensors ...................................... 414
Ty re pressure Check tyres ....................417
Ty re(s) ove rheated ...............................4 16
Wi thout changing gear, consult work‐
shop ....................................................3 88
Display on the windscreen
see Head-up display 450
Index

Distance cont
rol
see Active Dis tance Assi stDISTRONIC
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................74
Child saf ety lock (rear door) .................. 67
Locking (emergency key) ...................... .78
Opening (from the inside) ......................75
Po we r closing function .......................... 78
Un locking (emer gency key) .................... 78
Un locking (from the inside) ...................75
Door cont rol panel .................................... .14
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 228
Drive Away Assist
see Pr otection against collision
Drive position Enga ging ..............................................1 70
Drive prog ram display ............................. 167
Drive prog rams
see DYNA MIC SELECT Driver's seat
see Seat
Driving abroad Symmetrical low beam ........................ 12 6
Driving saf ety sy stem ............................ .186
ABS (Anti-lock Braking Sy stem) ........... 188
Ac tive Brake Assi st.............................. 191
Ad aptive brake lights .......................... .196
BA S (Brake Assi stSystem) .................. 188
Cameras .............................................. 186
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 191
ESP ®
Crosswind Assi st........................ 19 0
ESP ®
trailer stabilisation .................... .190
Overview .............................................. 187
Ra dar and ultrasonic sensors .............. 186
Re sponsibility ...................................... 186
ST EER CONTROL .................................. 191
Driving sy stem
DY NA MIC BODY CONTROL .................. 211
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 6
Gene ral driving tips ............................ .160
Ru nning-in no tes ..................................1 58
Dr ows iness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 211 Index
451

St
ationary heater/ventilation
Displ ays (remo tecontrol) .................... 15 0
Problems (remo tecontrol) ................... 15 2
Re placing the battery (remo tecon‐
trol) ...................................................... 151
Setting (MBUX multimedia sy stem) ..... 14 9
Setting (remo tecontrol) ...................... 14 9
Switching on/off (control panel) ......... 14 8
ST EER CONT ROL
Fu nction/no tes .................................... 191
Ste ering wheel ........................................ 250
Ad justing (electrically) ........................ .107
Ad justing (manually) ............................ 106
Buttons ................................................ 250
Ca re ..................................................... 312
Operating the memory function ........... 11 0
St eering wheel heater .......................... 107
Ste ering wheel gearshift paddles ..........17 0
Ste ering wheel heater
Swit ching on/off ................................ .107
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 .......................................... 264
Sulphur content ....................................... 357
Sur round lighting
Switching on/off ................................. 13 4
Sur round View
see 360° Camera
Suspension Adjusting thech assis le vel (AIR
BO DY CONTROL) .................................2 12
Suspension see AIR BODY CONTROL SV
HC (substances of very high con‐
cern ).......................................................... .30
Switch-off delay time Exterior ................................................ 13 4
Interior ................................................. 13 6
Synchronisation function Activating/deactivating (MBUX mul‐
timedia sy stem) ................................... 14 6
Switching on/off (control panel) ......... 14 5
Sy stem settings
Overview of the sy stem settings
menu ................................................... 265 T
Ta ilpipes (care) ........................................ .310
Ta ke -back of end-of-life vehicles .............. 20
Pr otection of the environment ............... 20
Ta nk content
Ad Blue ®
............................................... 360
Fu el ..................................................... 359
Re ser ve(fuel) ...................................... 359
Te ch nical data
Axle load (trailer operation) ................. 368 466
Index

Fa
stening points (trailer hitch) .............3 66
Information .......................................... 351
Mounting dimensions (trailer hitch) ..... 366
No tes (trailer hitch) ............................. 366
Overhang dimension (trailer hitch) ...... 366
Ra dio operating permits ...................... 353
To ngue weight .................................... .367
To wing capacity (trailer operation) ...... 367
Ve hicle identification plate .................. 353
Te lephone ........................................ .275,277
Connecting a mobile phone (Pass‐
ke y) ...................................................... 278
Connecting a mobile phone (Secure
Simple Pairing) .................................... 278
Fu nctions in thete lephone menu ........ 278
No tes ................................................... 275
Operating modes ................................. 277
Te lephone menu overview ...................2 77
Wi reless charging (mobile phone) ........ 124
Te lephony operating modes
Blue tooth ®
Te lephony .......................... 277
Making calls in theve hicle .................. 277
Te mp erature ............................................ 14 3Themes
Fastening ............................................. 264
Through-loading feature
see Seat
Ti e-d owney es .......................................... .116
TIREFIT kit ................................................ 317
Declaration of conformity ...................... 28
St orage location ................................... 317
Using ................................................... 318
To ll sy stem
Wi ndsc reen .......................................... 141
To ngue weight ........................................ .367
To ol
see Vehicle tool kit
To pTe ther .................................................. .61
To uch Control
On-board computer ............................. 250
Operating ............................................ 258
To uchpad .................................................. 258
Operating ............................................ 258
To uchscreen (media display)
Operating ............................................ 258 To
w- aw ay protection
Fu nction ................................................ 94
Priming/deactivating ............................. 94
To w- bar sy stem ...................................... .246
To w- starting ............................................. 332
To wing away ............................................ 328
To wing eye
Ins talling .............................................. 331
St orage location ..................................3 31
To wing me thods ...................................... 327
Tr af fic information
Swit ching on the display ......................2 74
Tr af fic Sign Assist .................................... 231
Fu nction/no tes ................................... 231
Setting .................................................2 33
Sy stem limitations ...............................2 31
Tr ailer hitch
Axle load ............................................. 368
Bicycle rack ......................................... 24 4
Care .................................................... .310
Coupling up/uncoupling a trailer ........ .242
Extending/r etra cting the ball neck ...... 24 0 Index
467

Extending/r
etra cting the ball neck
(MBUX multimedia sy stem) .................. 241
Fa stening points ..................................3 66
Gene ral no tes ...................................... 366
Mounting dimensions .......................... 366
No tes .................................................. 239
Overhang dimension ........................... 366
Soc ket ................................................. 24 2
To ngue weight .................................... .367
To wing capacity .................................. .367
Tr ailer operation
Ac tive Blind Spot Assi st....................... 235
Ac tive Lane Keeping Assist ................. 236
Bicycle rack ......................................... 24 4
Coupling up/uncoupling a trailer ........ .242
Extending/r etra cting the ball neck ...... 24 0
Extending/r etra cting the ball neck
(MBUX multimedia sy stem) .................. 241
No tes .................................................. 239
Soc ket ................................................. 24 2
Tr ailer stabilisation
Fu nction/no tes ................................... 19 0
Tr ansmission position display ................16 8Tr
anspo rting
Ve hicle ................................................ 330
Tr im element (Care) .................................312
Tu neIn .......................................................2 97
Calling up ............................................ 297
Tu rn signal indicator ...............................1 28
Ac tivating/deactivating ...................... .128
TV Information ..........................................2 94
Tw o-w ayradios
Fr equencies ......................................... 352
No tes on ins tallation ............................ 351
Tr ansmission output (maximum) ........ .352
Ty re inflation compressor
see TIREFIT kit
Ty re pressure ........................................... 337
Checking (ty repressure monitoring
sy stem) ............................................... 338
No tes .................................................. 336
Re starting the tyre pressure loss
wa rning sy stem ................................... 340
Re starting the tyre pressure monitor‐
ing sy stem ...........................................3 39TIREFIT kit ............................................
318
Ty re pressure loss warning sy stem
(function) ............................................. 339
Ty re pressure monitoring sy stem
(function) ............................................. 338
Ty re pressure table .............................. 337
Ty re pressure loss warning sy stem
Fu nction .............................................. 339
Re starting ............................................ 340
Ty re pressure moni tor
Fu nction .............................................. 338
Ty re pressure moni toring sy stem
Checking the tyre pressure ................. 338
Checking the tyre temp erature ............ 338
Re starting ............................................ 339
Ty re pressure table ................................. 337
Ty re temp erature
Checking (tyre pressure monitoring
sy stem) ............................................... 338
Ty re pressure monitoring sy stem
(function) ............................................. 338
Ty re tread ................................................. 335 468
Index

Ù
Powe rst eering warning lamp
(red) .................................................... 428
6 Restra int sy stem warning lamp .. 426
ü Seat belt warning lamp flashes .. 426
ü Seat belt warning lamp lights
up ........................................................ 427
ä Suspension warning lamp (yel‐
low) .................................................... .434
! The electric parking brake (yel‐
low) indicator lamp .............................. 431
ï Trailer tow hit chwarning lamp .. .427
h Tyre pressure monitoring sys‐
te m wa rning lamp flashes .................... 437
h Tyre pressure monitoring sys‐
te m wa rning lamp lights up ................ .437
L Warning lamp for dis tance
wa rning function ................................ .433
Wa rning/indicator lamps .......................424
Overview ............................................. 424
PA SSENGER AIR BAG ............................ 46 Wa
rranty ..................................................... 31
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care) .......................... 309
Wa ter tank
see Air-water duct
We ather information ............................... 274
We b br owser
Overview ............................................. 285
Wheel change
Fitting a new wheel ............................ .348
Lo we ring theve hicle ........................... 349
Preparation ......................................... 345
Ra ising theve hicle .............................. 345
Re moving a wheel .............................. .348
Re moving/fitting hub caps .................. 345
Wheel change
see Emer gency spa rewheel
Wheel rotation ........................................ .343
Wheels Care ..................................................... 310
Changing hub caps .............................. 345
Checking ............................................ .335 Che
cking the tyre pressure (tyre
pressure monitoring sy stem) ............... 338
Fitting .................................................. 348
Flat tyre ............................................... 316
Inter changing ...................................... 343
MOExtended tyres .............................. .316
No ise .................................................. .335
No tes on fitting ................................... 340
Re moving ............................................ 348
Re placing .................................... 340, 345
Re starting the tyre pressure loss
wa rning sy stem ................................... 340
Re starting the tyre pressure monitor‐
ing sy stem ...........................................3 39
Selection ............................................. 340
Snow chains ........................................ 335
St oring ................................................ 344
TIREFIT kit ............................................ 318
Ty re pressure (N otes) .......................... 336
Ty re pressure loss warning sy stem
(function) ............................................. 339
Ty re pressure monitoring sy stem
(function) ............................................. 338
Ty re pressure table .............................. 337
Un usual handling characteristics ........ 335 Index
471