brake light MERCEDES-BENZ E-CLASS COUPE 2020 Service Manual

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
Stop in a safe location immediately. Do not continue driving! #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. Driving sy
stems Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
L Wa rning lamp for dis tance
wa rning function The
red dis tancewarning lamp lights up while theve hicle is in motion.
*T he dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obs tacle at too high a speed. #
Be prepared tobrake immediatel y. #
Increase the dis tance. Display messa
ges and warning/indicator lamps 427

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
The steerability and braking characteristics are heavily impaired and the braking dis tance may increase. In addi‐
tion, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. ÷
ESP ®
wa rning lamp flashes The
yellow ESP ®
wa rning lamp flashes while theve hicle is in motion.
*O ne or more wheels has reached its grip limit (/ page185). #
Adapt your driving style to suit thero ad and weather conditions.
÷ ESP ®
wa rning lamp lights
up The
yellow ESP ®
wa rning lamp is lit while the engine is running.
* ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems (e.g. BAS) may also be malfunctioning. #
Notethe messages on the multifunction displa y. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. Display messages and
warning/indicator lamps 429

Ac
tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 201
Display ................................................. 201
Fu nction .............................................. 201
Ac tive Steering Assist ............................ .203
Ac tivating/deactivating ...................... .205
Ac tive Emergency Stop Assist .............2 05
Fu nction .............................................. 203
Sy stem limits ....................................... 203
Ac tive Traf fic Jam Assist
Ac tivating/deactivating ...................... .206
Fu nction .............................................. 206
Ad aptive brake lights ..............................19 3
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive Highbeam Assist
Fu nction .............................................. 12 8
Switching on/off ................................. 12 9
Ad aptive Highbeam Assist Plus
Fu nction .............................................. 12 9
Switching on/off ................................. 131Ad
Blue ®
.................................................... 356
Ad ditives .............................................3 56
Capacity .............................................. 357
No tes ................................................... 173
Purity ................................................... 356
To pping up ...........................................1 74
Ad ditional door lo ck.................................. 73
Ad diti ves.................................................. 357
Ad Blue ®
............................................... 356
Engine oil ............................................. 357
Fu el ..................................................... 354
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
ADS PLUS damping sy stem
see AIR BODY CONTROL
Ad versewe ather light ............................ .128
Af ter-sales service centre
see ASS YST PLUS AIR
BODY CONT ROL................................ 208
Setting ................................................ .209
Suspension .......................................... 208
Air conditioning menu Calling up ............................................ 14 2
Air distribution Setting ................................................ .141
Setting (MBUX multimedia sy stem) ..... 14 3
Air freshener sy stem
see Frag rance sy stem
Air inlet see Air-water duct
Air pressure see Tyre pressure
Air suspension see AIR BODY CONTROL
Air vents ................................................... 14 9
Ad justing (front) .................................. 14 9
Ad justing (rear) .................................... 15 0
Ad justing the AIRSCARF vents ............. 15 0
Air vents
see Air vents 434
Index

Au
thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights .........................124
Au tomatic engine start (ECO start/
sto p function) .......................................... 16 0
Au tomatic engine stop (ECO start/
sto p function) .......................................... 16 0
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff ........................................... 45, 47
Fu nction of the automatic front
passenger front airbag deactivation
sy stem ................................................... 45
PA SSENGER AIR BAG indicator lamp .... .47
Au tomatic mir rorfo lding function
Ac tivating/deactivating ...................... .139
Au tomatic seat adjustment
Setting ................................................. 100Au
tomatic transmission
DIRECT SELECT le ver ........................... 16 6
Drive program display .......................... 16 5
Drive programs .................................... 16 4
DY NA MIC SELECT switch .................... 16 4
Engaging drive position ....................... 16 8
Engaging neutral .................................. 167
Engaging pa rkposition ........................ 16 8
Engaging reve rsege ar ........................ .167
Kickdown ............................................. 16 9
Manual gear changing ........................ .168
St eering wheel gearshift paddles ........ .168
Tr ansmission position display .............. 16 6
Tr ansmission positions ........................ 16 6
Axle load Perm issible .......................................... 349
Tr ailer operation .................................. 364 B
Bag hook .................................................. .116
Ball ne ck
Extending/r etra cting (MBUX multi‐
media sy stem) .....................................2 38
Fo lding out/in .................................... .237 BA
S (Brake Assist Sy stem) .................... .185
Battery Key ........................................................ 72
Re mo tecontrol (s tationary heater) ...... 14 8
Battery see Battery (vehicle)
Battery (vehicle) ...................................... 322
Charging .............................................. 321
Charging (Remo teOnline) .................... 15 5
No tes ................................................... 317
No tes (s tarting assis tance and
ch arging) .............................................. 319
Re placing ............................................ 322
St arting assis tance .............................. 321
Belt see Seat belt
Bic ycle rack
Load capacity ...................................... 363
Tr ailer operation .................................. .241
Blind Spot Assi st..................................... 230
Ac tivating/deactivating ...................... .233
Fu nction .............................................. 230
Sy stem limitations ...............................2 30436
Index

Blo
wer
see Climate control
BlueTEC see AdBlue ®
Bonn et
Re setting (active bonnet) .................... 296
Boot lid Closing .................................................. 79
HANDS-FREE ACCESS .......................... .81
Locking separa tely ................................ 82
Opening ................................................ .78
Opening dimensions ............................3 61
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid Notes .................................................. 359
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 188
Brakes ABS (Anti-lock Braking Sy stem) ........... 185
Ac tive Brake Assi st.............................. 188
Ad aptive brake lights .......................... .193 BA
S (Brake Assi stSystem) .................. 185
Driving tips .......................................... 15 8
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 188
HOLD function .................................... .207
Limited braking ef fect (salt-trea ted
ro ads) .................................................. 15 8
New/replaced brakepads/brake
discs .................................................... 15 6
Ru nning-in no tes ..................................1 56
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ 327
To wing away ........................................ 323
Tr ansporting theve hicle ......................3 25
Wheel change ...................................... 341
Breakdown see Flat tyre
Buttons Steering wheel .....................................2 46 C
Calls Mercedes me ....................................... 276
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ....................................... 302
Car-to-X-Communication Displaying hazard warnings ................ .270
Care .......................................................... 307
360° Camera ...................................... 305
Air-water duct ...................................... 302
Car wash ............................................. 302
Carpet .................................................3 07
Deco rative foil .................................... .304
Displ ay................................................ 307
Exterior lighting ................................... 305
High-pressure cleaner ......................... 303
Matt finish ........................................... 304 Index
437

¯
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

Á
Key not de tected (red displ ay
messa ge).............................................3 70
Á Key not de tected (white displ ay
messa ge).............................................3 70
: Left dipped beam (e xamp le) ...... .371
6 Left windowbag malfunction
Consult workshop (e xample).............. .366
¢ Lowe ring .................................... 394
: Malfunction See Owner's Man‐
ual ....................................................... 371
ð Maximum speed exceeded ......... 391
Ø ................................................... 414
ç Off..............................................3 90
ë Off.............................................. 393
! Parking brake See Owner's
Manual ................................................ 384
É Please reduce speed .................. 395
Ý Please wait 48 V battery charg‐
ing ...................................................... .408
h Rectify tyre pressure ...................41 0Ø
Refill Ad Blue See Owne r’s
Manual .................................................4 13
! Release parking brake ................ 387
¸ Replace air cleaner .....................381
À Replace key See Owner's Man‐
ual ...................................................... .369
Á Replace key ................................ 369
8 Reser vefuel le vel...................... .381
6 Restra int sys. malfunction Con‐
sult workshop ...................................... 366
# See Owner's Manual .................. 406
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual ....376
Ù Steering malfunction Stop
immediately See Owner's Manual .......377
# Stop vehicle Lea veengine run‐
ning ..................................................... 407
# Stop vehicle See Owner's Man‐
ual .......................................................4 07
É Stop vehicle Vehicle too low .......3 94 ç
suspended ................................. 390
: Switch off lights .........................3 72
: Switch on headlamps .................372
Ø Top up AdBlue Emergency op.
in XXX miles See Owner's Manual .......414
+ Top up coolant See Owner ’s
Manual ................................................ 379
¥ Top up washer fluid .................... 379
! Turn on the ignition torelease
th e parking brake ................................ 388
d Vehicle is operational Switch
off ignition before exiting .................... .375
É Vehicle rising Please wait.......... .395
É Vehicle rising .............................. 395
h Warning tyre defect .....................411
h Wheel sensor(s) missing ............ 409
Ø XX,X l Top up AdBlue Switch on
ignition, wait 60 sec. or eng. start
not poss. .............................................. 414442
Index

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

Quality (diesel) .................................... 354
Quality (petrol) .................................... 353
Re fuelling ............................................. 171
Sulphur content ................................... 353
Ta nk content ....................................... 355
Fu nction seat
see Door cont rol panel
Fu ses ........................................................ 327
Before replacing a fuse ........................ 327
Fu se assignment diagram .................... 327
Fu se box in the boot ............................3 29
Fu se box in the engine compartment .. 328
Fu se box in the front passenger foot‐
we ll ...................................................... 329
Fu se box on the dashboard ................. 329
No tes ................................................... 327 G
Garage door opener Cleari ngthe memory ........................... 17 9
Opening or closing the door ................1 79
Programming buttons .......................... 17 7
Re solving problems ............................. 17 9
Synchronising thero lling code ............ .178 Gearshift
recommendation ....................16 9
Genera l operating permit number
(EU) .......................................................... .349
Genuine parts ............................................ 21
Genuine wood (Care) .............................. .307
Glide mode ............................................... 17 0 H
Handbrake see Electric parking brake
Handling characteristics (unusual) ........331
HANDS-FREE ACCESS ................................ 81
Hazard warning lights ............................ .125
Head le vel heating (AIRSCARF) ..............105
Head restra int
Fr ont (adjusting mechanically) .............. 98
Re ar (adjusting) .................................. .100
Head-up display ....................................... 24 9
Ad justing display elements (on-board
compu ter) ............................................ 24 9
Ad justing the brightness (on-board
computer) ............................................ 24 9Fu
nction .............................................. 24 8
Menu (on-board computer) .................. 24 9
Operating the memory function ........... 11 0
Setting the position (on-board com‐
puter) ................................................... 24 9
Switching on/off ................................. 250
Headlamp flashing .................................. 12 5
Headlamps see Automatic driving lights
Heating see Climate control
Help call see Mercedes-Benz emergency call sy stem
High beam Activating/deactivating ...................... .125
Ad aptive Highbeam Assist .................. .128
Ad aptive Highbeam Assist Plus .......... .129
High-pressure cleaner (care) ................. 303
Hill Start Assist ....................................... 206
HOLD function ......................................... 207
Fu nction/no tes ................................... 207
Switching on/off ................................. 207 448
Index

Owner's Manual
Vehicle equipment ................................. 22
Owner's Manual (digital) ...........................18 P
Pa int code ................................................ 349
Pa intwork (cleaning instructions) .........304
Pa nel heating
Setting .................................................1 05
Pa norama sliding sunroof
see Sliding sunroof
Pa rk position
Inserting .............................................. 16 8
Selecting au tomatical ly....................... 16 8
Pa rking
see Electric parking brake
Pa rking aid
see Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC ................... 211
Ac tivating ..................................... 213, 214
Ad justing warning tones ...................... 214
Deactivating ................................. 213, 214
Fu nction ............................................... 211Sy
stem limitations ...............................2 11
Pa rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights .......................................... .123
Pa rking position
Outside mir rors ................................... 13 8
St oring the position of the passenger
outside mir ror using reve rsege ar ........ 13 9
Pa rking up ................................................ 182
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
airbag shutoff
Pe destrian pr otection
see Active bonnet (pedestrian pr otection)
Pe rfume
see Fragrance sy stem
Pe rfume vial
see Fragrance sy stem
Pe riod out of use
Ac tivating/deactivating standby
mode .................................................. .183 St
andby mode function ...................... .182
Pe rm issible axle load .............................. 349
Pe rm itted towing me thods .................... .322
Pe trol ........................................................ 353
Pe trol station prices ................................ 270
Pe ts in the vehicle .................................... .69
Plastic trim (Care) ................................... 307
Po we r closing function
Door ...................................................... 77
Po we r supp ly
Switching on (S tart/S top button) ........ 15 2
Po we r windo ws
see Side windo ws
PRE-SAFE ®
(anticipatory occupant
pr otection) ................................................ .49
Fu nction ................................................ 49
PRE-SAFE ®
Sound ................................. 49
Re versing measures .............................. 50
PRE- SAFE®
PLUS (anticipa tory occu‐
pant pr otection plus) ................................ 50
Fu nction ................................................ 50
Re versing measures .............................. 50 Index
455