2019 MERCEDES-BENZ GLC SUV check engine light

#
Push the handle 1ofthe bonn etcatch
up wa rds and lift the bonn etby appr oximately
40 cm. #
Toclose: lowe rth e bonn etand let it fall from
a height of appr oximately 20 cm. #
Ifth e bonn etcan still be lif ted slightl y,open
th e bonn etagain and close it with a little
more forc e until it engages cor rectly. Engine oil
Che
cking the engine oil le vel using the oil
dip stick &
WARNING Risk of bu rns from hot com‐
ponent parts in the engine compartment
Cer tain components in the engine compart‐
ment can be very hot, e.g. the engine, the
ra diator and parts of theex haust sy stem. #
Allow the engine tocool down and only
to uch co mponent parts described in
th efo llowing. Plug-in
hybrid: be sure toobser vethe no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
Re quirements:
R the engine must ha vean oil dipstic k.If not,
th e engine oil le vel can be checked only with
th e on-board computer (/ page479).
Depending on the engine, the oil dipstick may be
ins talled in the engine compartment in dif fere nt
locations. The
waiting time before checking the oil le vel
when the engine is at normal operating temp era‐
ture is five minutes. #
Park theve hicle on a le vel sur face. #
Pull oil dipstick 1out and wipe off. 478
Maintenance and care

&
WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, bat tery gas may be released. #
Alw aysth aw a frozen bat tery out first
before charging it or per form ing start‐
ing assis tance. If
th e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen. In this case you may neither jump-s tart the
ve hicle nor charge the batter y.
The service life of a battery that has been
th awe d may be dramatically shor tened. The
st arting characteristics may be impaired, espe‐
cially at low temp eratures.
It is recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop. Plug-in
hybrid: be sure toobser vethe no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
All vehicles
* NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine Nume
rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extended attem pts
to start the engine. Obser
vethefo llowing points during starting
assis tance and when charging the battery:
R Only use undamaged jump lead/charging
cables with a suf ficient cross-section and
insula tedte rm inal clamps.
R Non- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jump lead/charging cable is
connected tothe battery/jump-s tart connec‐
tion point. R
The jump lead/charging cable must not
come into contact wi thany parts which may
mo vewhen the engine is running.
R Alw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
R Keep away from fire and naked flames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the battery:
R Only use battery charge rs tested and
appr oved for Mercedes-Benz.
R Read the battery charge r's operating instruc‐
tions before charging the batter y.
Obser vethe additional following points during
st arting assis tance:
R Starting assis tance may only be pr ovided
using batteries with a nominal voltage of
12 V.
R The vehicles must not touch.
R Petrol engine: only acceptstarting assis‐
ta nce if the engine and exhaust sy stem are
cold. Breakdown assis
tance 505

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions &
WARNING Thereisrisk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely impaired. The braking dis tance may increase
in an emergency braking situation. In addition, 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. #
Drive on carefully. #
Obser vethe messages on the multifunction displa y. #
Consult a qualified specialist workshop.
÷ ESP ®
wa rning lamp flashes The
yellow ESP ®
wa rning lamp flashes while theve hicle is in motion.
*A t least one wheel and tyre assembly has reached its traction limit (/ page211). #
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 drive sy stems and driving saf ety sy stems may also be malfunctioning. Display messages and
warning/indicator lamps 611

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