ECU MERCEDES-BENZ GLC COUPE 2019 Manual Online

Display messages
Possible causes/consequences and M
MSolutions
! Turn on the ignition to
release the parking brake *
The red! indicator lamp is lit.
Yo u ha veattem ptedto release the electric parking brake with the ignition switched off. #
Switch on the ignition.
! Release parking brake *
The red! indicator lamp is flashing.
The electric parking brake is applied while you are driving:
R A condition for auto matic release of the electric parking brake is not fulfilled (/ page197).
R You are per form ing emer gency braking using the electric parking brake (/ page198). #
Chec kth at the conditions for auto matic release of the electric parking brake are fulfilled. #
Release the electric parking brake manually.
!
Parking brake See Owner's
Manual *
The yellow ! indicator lamp is lit. The elect ric pa rking brake is malfunctioning.
To appl y: #
Switch off the ignition and switch it back on. #
Apply the electric parking brake manually (/ page197).
If it is not possible toapply the electric parking brake: #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away. Displ
aymessa ges and warning/indicator lamps 543

Display messages
Possible causes/consequences and M
MSolutions
If it is not possible toapply the electric parking brake or there d! indicator lamp continues toflash: #
Do not continue driving. Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
* The yellow ! indicator lamp is lit and there d! indicator lamp flashes for appro ximately ten seconds af ter
th e electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is
malfunctioning.
If th e bat tery charge leve l is too lo w: #
Char gethe batter y.
To appl y: #
Switch off the ignition.
The electric parking brake is applied automaticall y.
If th e electric parking brake should not be applied, e.g. when washing theve hicle in an automatic car wash or when
having theve hicle towe d, lea vethe ignition switched on. This does not include having theve hicle towe d with the
re ar axle raised.
If th e electric parking brake is not applied automatically: #
Switch off the ignition and switch it back on. #
Release and then apply the electric parking brake manually (/ page197).
If it is still not possible toapply the electric parking brake: Display messages and
warning/indicator lamps 545

Display messages
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop. #
Where necessar y,also secure the par kedve hicle against rolling away.
To release: #
Ifth e conditions for auto matic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manually (/ page197).
If it is still not possible torelease the electric parking brake: #
Do not continue driving. Consult a qualified specialist workshop.
J Check brake fluid level *T
here is insuf ficient brake fluid in the brake fluid reser voir. &
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. #
Pull over and stop theve hicle safely as soon as possible in accordance with the tra ffic conditions. Do not con‐
tinue driving under any circums tances. #
Do not top up the brake fluid. 546
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions &
WARNING Risk of inju ryor fata l injury when using a child restra int sy stem while the front passenger airbag
is enabled
If yo u secure a child in a child restra int sy stem on the front passenger seat and the front passenger airbag is
enabled, the front passenger airbag can deploy in theeve nt of an accident.
The child could be stru ck bythe airbag. #
Ensure, bo thbefore and during the journe y,that thest atus of the front passenger airbag is cor rect.
NEVER use a rear wa rdfacing child restra int on a seat pr otected byan ACTIVE FRONT AIRB AGin front of it;
DE ATH or SERIOUS INJU RYtotheCH ILD can occur. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Check thest atus of the automatic front passenger airbag deactivation sy stem (/ page 45). #
If necessar y,consult a qualified specialist workshop immediatel y.
Active Brake Assist Func-
tions currently limited See
Owner's Manual *
Ve hicles with the Driving Assistance Package: Active Brake Assi stwith cross-traf fic function, Evasi veSteering
Assist or PRE‑SAFE ®
PLUS are temp orarily una vailable or only partially available.
Ve hicles without the Driving Assistance Package: Active Brake Assi stistemp orarily una vailable or only partially
av ailable.
The ambient conditions are outside the sy stem limits (/ page 206). #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again. 550
Display messages and warning/indicator lamps

Ve
hicle Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 ‑V
battery may discharge and it will then be possible tostart theve hicle only using a donor battery (s tarting assis‐
ta nce).
ï Trailer coupling extending… *E
xtend or retract the ball nec k.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During
th e swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear.
ï
Check trailer hitch lock
(white display message) *T
he trailer hitch is not operational during a journey with a trailer. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. #
Uncouple the trailer and secure it against rolling away. #
Toinitiate a new swivel mo vement, press and hold the button on theta ilgate until the ball neck engages
beneath the bumper (/ page 263). #
When the display message disappears, couple up the trailer and drive on. 582
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
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. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. If
th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
*T he trailer hitch will not be operational when theve hicle is stationar y. #
Uncouple the coupled trailer and secure it against rolling away. #
Ifth e ball neck is retracted: toinitiate a new swivel mo vement, press and hold the button on theta ilgate until
th e ball neck engages vertically in the loc ked position and then engages beneath the bumper (/ page 263). #
Ifth e ball neck is extended: press and hold the button on theta ilgate until the ball neck engages beneath the
bumper.
If th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. Display messages and
warning/indicator lamps 583

Ve
hicle Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
ï Tr ailer tow hit chwarning
lamp The
red trailer tow hit chwarning lamp is on.
*The trailer tow hit chis not operational or is swivelling. &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
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. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. #
Notethe messages on the multifunction displa y.
If th e trailer hitch is swivelling: #
Wait until the ball coupling has reached the operational position.
Ù
Wa rning lamp for electric
po we rst eering The
redwa rning lamp for electric po werst eering is lit while the engine is running.
*The po wer-assis tedsteering 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. Display messages and
warning/indicator lamps 605

Car
wash
see Care
Car wash (care) ....................................... 469
Car-to-X-Communication Displaying hazard warnings ................ .384
Overview ............................................. 383
Sending hazard warnings .................... 384
Care .......................................................... 477
Air-water duct ...................................... 468
Car wash ............................................. 469
Carpet .................................................4 77
Deco rative foil .................................... .473
Displ ay................................................. 477
Exterior lighting ................................... 475
High-pressu recleaner ......................... 470
Matt finish ........................................... 472
Pa int wo rk ............................................ 472
Plastic trim .......................................... 477
Re alwo od/trim elements .................... 477
Re versing camera ................................ 475
Ro of lining ...........................................4 77
Seat belt .............................................. 477
Seat co ver ........................................... 477
Senso rs............................................... 475
Ta ilpipes .............................................. 475Tr
ailer hit ch.......................................... 475
Wa shing byhand ..................................4 71
Wheels/rims ........................................4 75
Wi ndo ws .............................................. 475
Wi per blades ........................................ 475
Carpet (Care) ............................................ 477
Changing gears ........................................ 182
Manually ..............................................1 82
Changing hub caps .................................. 51 5
Changing the lights
Driving abroad (symm etrical low
beam) .................................................. 137
Cha rging
Bat tery (vehicle) .................................. 491
USB port .............................................. 13 3
Chassis Damping characteristics ...................... 230
DY NA MIC BODY CONTROL .................. 230
Chassis le vel (AIR BODY CONT ROL)
Setting ................................................ .232
Child saf ety lock
Ac tivating/deactivating (multimedia
sy stem) ............................................... 345 Re
ar door .............................................. .71
Re ar side wind ows................................. 73
Child seat App rova l categories .............................. .56
At tach ing (no tes) ................................... 55
Basic instructions ..................................49
Fr ont passenger seat (no tes) ................. 70
Fr ont passenger seat (without auto‐
matic airbag shutoff) ............................. 69
ISOFIX/i-Size (fitting) ............................62
No tes on risks and dangers ...................50
Re commended child restra int sys‐
te ms ...................................................... 53
Seats suita blefor belt-secu redch ild
re stra int sy stems ................................... 65
Seats suitable for i‑Size child
re stra int sy stems ................................... 61
Seats suitable for ISOFIX child
re stra int sy stems ................................... 58
Securing on the front passenger seat ....70
Secu ring on there ar seat ...................... 68
To pTe ther ..............................................64
Child ren
Av oiding dangers in theve hicle .............50
Basic instructions .................................. 49 Index
61 3

Dr
ow siness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 230
Dynamic handling cont rol sy stem
see ESP ®
(Elect ronic Stability Prog ram)
DY NA MIC SELECT .................................... 17 7
Con figuring drive program I ................. 178
Displ aying engine data ........................ 17 9
Displ aying vehicle data ........................ 17 9
Drive program display .......................... 178
Drive programs .................................... 17 7
Fu nction .............................................. 17 7
Operating (DYNAMIC SELECT switch) .............................................................1 78
Selecting the drive prog ram ................. 178E
E-mails see In-Car Of fice
E10 ............................................................ 528
Easy entry feature
Fu nction/no tes .................................... 111Easy
exitfeature
Fu nction/no tes .................................... 111
EAS Y-PA CK load-securing kit ..................12 5
Ins talling/ removing thete lescopic
ro d .......................................................1 25
No tes ................................................... 12 5
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 206
ECO Assist Displaying ............................................ 17 7
Fu nction/no tes .................................... 175
ECO display Function ............................................... 175
Re setting ............................................. 277
ECO start/s top function ......................... 172
Au tomatic engine start ........................ 172
Au tomatic engine stop .........................1 72
Operation ............................................. 172
Switching off/on .................................. 174
Electric pa rking brake ............................ .196
Applying auto matically ........................ 19 6
App lying or releasing manually ............ 197
Emergency braking .............................. 19 8Re
leasing automatically ...................... .197
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................23
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Emer gency
Fire extinguisher ................................. .481
Fir st-aid kit (so ftsided) ....................... 480
Overview of the help functions .............. 16
Re moving thewa rning triangle ............ 480
Saf etyve st ........................................... 479
Setting up thewa rning triangle .......... .480
Emer gency braking ................................. 19 8
Emer gency braking
see BAS (Brake Assi stSystem)
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start ......................... 498
Emer gency key
Inserting/removing ................................ 76
Locking a door .......................................82 622
Index

Hotspot
Setting up (Wi-Fi) ................................. 344 I
i-Size child seat securing sy stem
Fitting .................................................... 62
Seats suitable for attaching ................... 61
Identification pla te
Engine ................................................ .524
Ve hicle .................................................5 24
Ignition Swit ching on (S tart/S top button) ........ 16 5
Ignition key
see Key
Immobiliser ................................................ 97
Implied warranty
Ve hicle .................................................. 29
In-Car Of fice ...................................... 411, 413
Answering e-mail ................................. 414
Calling up ............................................ .412
Fe atures .............................................. .411
Fo rw arding e-mail ................................ 414
Managing e-mails ................................. 413Marking a
task as comple ted ...............4 13
Noting an incoming call ...................... .413
Selecting functions (calendar entry) .... 412
Selecting functions (Tas ks& Calls) ...... 412
Wr iting e-mail ...................................... .413
Increase in traf fic information volume
Setting ................................................ .448
Indicator lamps see Warning/indicator lamps
Individual drive prog ram
Con figuring .......................................... 178
Selecting .............................................. 178
Inspection see AS SYST PLUS
Instrument clus ter
see Instrument display
Instrument display ..................................2 70
Ad justing the lighting ........................... 275
Fu nction/no tes ................................... 270
Instrument clus ter ............................. 8, 10
Setting the additional value range ....... 274
Wa rning/indicator lamps .................... 592
Instrument lighting .................................275 Intelligent Light Sy
stem .......................... 14 0
Ac tive headla mps ................................ 14 0
Ad aptive Highbeam Assist .................. .142
Ad aptive Highbeam Assist Plus .......... .143
Cornering light ..................................... 141
Fo g light (extended range) ................... 141
Mo torw ay mode ................................... 141
Overview ............................................. 14 0
Switching on/off ................................. 14 2
Interior lighting ...................................... .145
Ambiance light ..................................... 14 6
Re ading light ........................................ 14 5
Setting ................................................. 14 5
Switch-off del aytime ........................... 147
Interior pr otection
Fu nction ................................................ 98
Priming/deactivating ............................. 99
In term ediatedestination
Calculating a route with intermediate
destinations ........................................ 369
En tering ............................................... 368
Modifying ............................................ 369
St arting an automatic filling station
sear ch................................................. 370626
Index