check engine MERCEDES-BENZ GLC SUV 2019 Owner's Manual

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
! Re d indicator lamp, elect ric
parking brake applied
!
Ye llow elect ric pa rking
brake indicator lamp is mal‐
functioning The
red elect ric pa rking brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking
brake malfunctions.
* #
Obser vethe messages on the multifunction displa y.
6
Re stra int sy stem warning
lamp The
redre stra int sy stem warning lamp is lit while the engine is running.
*The restra int sy stem is faulty (/ page 34). &
WARNING Risk of inju rydue tomalfunctions in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or may
not deploy as intended during an accident. This may af fect the seat belt tensioner or airbag, forex ample. #
Have there stra int sy stem checked and repaired immediately at a qualified specialist workshop. #
Drive on carefully. Display messages and
warning/indicator lamps 61 5

Engine
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
; Engine diagnosis warning
lamp The
yellow engine diagno stics warning lamp is lit while the engine is running.
*A malfunction has occu rred in the engine, theex haust sy stem or the fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a qualified specialist workshop.
*Ve hicles with a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times af terre fuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency operation mode is cancelled. The vehicle need
not be checked.
#
Elect rical fault warning
lamp The
red elect rical fault warning lamp is lit.
*T here is a fault in the electrics. #
Obser vethe messages on the multifunction displa y.
8
Fu elreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
*T he fuel supply has dropped into there ser verange. #
Refuel. 61 8
Displaymessa ges and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
or #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Check the coolant le vel (/ page 481). #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120 °C. Ty
res Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
h Ty re pressure monitoring
sy stem warning lamp lights
up The
yellow tyre pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
*The tyre pressure monitoring sy stem has de tected tyre pressure loss in at least one of the tyres. &
WARNING Risk of an accident due toinsuf ficient tyre pressure
Ty res with insuf ficient tyre pressure pose thefo llowing risks:
R The tyres may bur st, especially as the load and vehicle speed increase.
R The tyres may wearexc essively and/or une venly, which may greatly impair tyre traction.
R ‑ The driving characteristics, steering and braking may be greatly impaired. 620
Display messages and warning/indicator lamps

Del
eting .............................................. .420
Deleting favo urites .............................. .421
Downloading (from mobile phone) ....... 41 8
Importing ............................................. 419
Importing (o verview) ............................ 419
Information .......................................... 41 8
Making a call ........................................4 19
Na me form at ........................................ 419
Options ................................................ 420
Saving as a favo urite .......................... .420
Selecting options for suggestions ........ 420
St oring .................................................4 19
Con venience closing ................................. 91
Con venience opening ................................ 90
Coolant (engine) Check le vel .......................................... 481
No tes ................................................... 547
Cooling see Climate control
Copyright .................................................. .32
Cornering light ........................................ .145
Cross Traf fic Alert .................................. .265 Crosswind Assist
Function/no tes .................................... 215
Cruise control .......................................... 222
Ac tivating ............................................ 224
Buttons ................................................ 224
Calling up a speed ............................... 224
Deactivating ........................................ 224
Fu nction .............................................. 222
Re quirements ...................................... 224
Selecting ............................................ .224
Setting a speed ................................... 224
St oring a speed ................................... 224
Sy stem limitations ...............................2 22
Cup holder Rear .................................................... .133
Cup holder in the centre console
ins talling/ removing (auto matic
transmission) ....................................... 13 2 D
Damage de tection (pa rked vehicle) .......207
Dash cam Starting/ending a video recording ...... 409 Dashboard
see Co ckpit
Dashboard lighting see Instrument lighting
Dashcam Configuring the settings ....................... 41 0
Del eting a video recording ................... 409
Selecting a USB device ....................... 408
Data acquisition Vehicle .................................................. 30
Data import/export ................................ 359
Fu nction/no tes ................................... 359
Importing/exporting ........................... 359
Data storage
Electronic control units ........................ .30
Online services ...................................... 31
Ve hicle .................................................. 30
Date Setting the time and date automati‐
cally ..................................................... 354
Deactivating the ala rm(ATA ).................. 101
Deale rship
see Qualified speciali stwo rkshop 632
Index

¯
AdBlue sy stem fault Engine
st art not possible ................................ 589
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .588
5Ad d 1 litre engine oil when next
re fuelling ............................................. 584
Apply brake todeselect Park (P)
position ...............................................5 90
Apply brake toselect R ....................... 590
éAT TENTION ASSIST inoperative ... 568
éAT TENTION ASSIS T:Take a
break! .................................................. 569
bAu tomatic driving lights inoper‐
ative .................................................... 606
Au xilia rybattery malfunction ...............591
Beginning eme rgency stop .................. 572
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ......................573
Blind Spot Assi stinope rative ............... 573Blind Spot Assi
stnot available when
to wing a trailer See Owner's Manual ...5 74
Cann otstart engine See Owner's
Manual ................................................ 582
ÁChan gekey bat teries ...................5 97
J Check brake fluid le vel................ 562
Check brake pads See Owner's Man‐
ual ...................................................... .563
5Che ckeng. oil le v.when next
re fuelling ............................................. 584
ï Checktrailer hitch lo ck(white
display message) .................................5 99
Che cktyre pressu resth en restart
Ru n Flat Indicator ................................ 593
hCheck tyre(s) ............................... 594
!Clean the fuel filter .................... .583
?Coolant Stop vehicle Switch
engine off ............................................ 579
Cruise cont rol and Limiter inope ra‐
tive ...................................................... 577Cruise cont
rol inope rative ................... 577
Cruise cont rol off ................................ 577
! currently una vailable See Own‐
er's Manual ........................................ .555
÷cur rently una vailable See Own‐
er's Manual ........................................ .556
5Engine oil le vel cannot be
measured ............................................ 586
5Engine oil le velRe duce oil le vel...5 85
5Engine oil le velSt op vehicle
Switch engine off ................................ 585
5Engine oil pressure Stop Switch
off engine ............................................ 586
äFa ult Drive at max. 80 km/h .......5 71
6 Front left malfunction Consult
wo rkshop (e xample)............................ 564
Fr ont-passenger airbag disabled See
Owner's Manual ..................................5 65
Fr ont-passenger airbag enabled See
Owner's Manual ..................................5 65 Index
635

ÀRe
placekey See Owner's Man‐
ual ...................................................... .596
ÁRe placekey ................................ .597
8 Reser vefuel le vel........................ 583
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 563
Re versing not poss. Consult work‐
shop ....................................................5 91
Risk of vehicle rolling Driver door
open and transmission not in P ...........590
Ru n Flat Indicator inope rative ............. 593
#See Owner's Manual ................... 580
Speed limit (winter tyres) XXX km/h ...578
Ù Steering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 601
ÙSt eering malfunction Stop
immediately See Owner's Manual .......602
St op vehicle Lea veengine running
Wa itTransmission cooling ...................591 #
Stop vehicle Lea veengine run‐
ning ..................................................... 581
#St opvehicle See Owner's Man‐
ual .......................................................5 81
Á Stop vehicle Vehicle too low ........ 570
ç suspended ................................... 576
b Switch off lights .......................... 606
bSwitch on headlamps .................. 606
To shift out of P or N,depress brake
and start engine .................................. 589
To switch off the engine, press
St art/ Stop button for at least 3 sec‐
onds or 3 times. .................................. 580
ØTo p upAdBlue Emergency op.
in XXX miles See Owner's Manual ....... 587
+To p up coolant See Owner ’s
Manual ................................................ 579
¥ Top up washer fluid .................... .604
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ...........575 Tr
af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ......................574
Tr af fic Sign Assi stinope rative ............. 575
ï Trailer coupling extending… ......... 599
Tr ansmission Malfunction Stop ............ 591
!Tu rnon the ignition torelease
th e parking brake ................................ 559
Ty re press. monitor cur rently una vail‐
able .................................................... .593
Ty re press. monitor inoperative ...........593
Ty re press. monitor inoperative No
wheel sensors .................................... .594
Ty re pressure Check tyres ...................592
Ty re(s) ove rheated ...............................5 95
dVe hicle is operational Switch
off ignition before exiting .................... 599
ÁVe hiclerising Please wait............ 570
Á Vehicle rising ...............................5 69
hWa rning tyre defect .....................595
hWheel sensor(s) missing .............. 594 Index
637

Emer
gency
Fire extinguisher ................................. .495
Fir st-aid kit (so ftsided) ....................... 494
Overview of the help functions .............. 16
Re moving thewa rning triangle ............ 494
Saf etyve st .......................................... 493
Setting up thewa rning triangle .......... .494
Emer gency braking ................................. 207
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 .......................... 512
Emer gency key
Inserting/removing ................................ 76
Locking a door ....................................... 82
Un locking a door .................................. .82
Un locking theta ilgate .......................... .88
Emer gency operation mode
St arting theve hicle .............................. 174
Emer gency spare wheel .........................5 36
No tes .................................................. 536
Re moving ............................................ 536 ENERGIZI
NGCoach
Calling up ............................................ 367
Fu nction .............................................. 366
ENE RGIZING COMFORT ...........................362
Overview of programmes .................... 363
St arting the programme ......................3 65
ENERGIZI NGseat kinetics
Setting .................................................3 62
ENERGIZI NGseat kinetics
see ENERG IZINGCOMFORT
Engine ECO start/ stop function ......................1 81
Engine number .................................... 539
St arting (Digital Vehicle Keyst icke r) .... 173
St arting (eme rgency operation
mode) .................................................. 174
St arting (mobile phone) ...................... .173
St arting (Remo teOnline) ..................... 175
St arting (s tart/s top button) .................1 72
St arting assis tance .............................. 506
Switching off (s tart/s top button) ........ 19 9
Engine bonnet Function (active bonnet) ...................... 475
Opening/closing ..................................4 76Engine data
Displaying ............................................ 188
Engine electronics Notes ................................................... 537
Engine number ........................................5 39
Engine oil ................................................. 479
Ad ditives .............................................5 45
Capacity .............................................. 546
Checking the oil le vel using the oil
dipstick ................................................ 478
Checking the oil le vel using the on-
board computer ................................... 479
MB-F reigabe or MB-Appr oval .............. .546
Quality ................................................. 546
To pping up ...........................................4 79
Entering characters ................................ 344
Fu nction/no tes ................................... 344
On theto uchpad ................................ .345
On theto uchsc reen (media display) ....3 49
Setting theke yboard .......................... .353
EQ Boost Operating saf ety .................................... 21
ERA-GLONASS test mode
St arting/ending .................................. .441 640
Index