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

Occupant saf
ety Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
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 malfunctioning (/ page 36). &
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. #
Notethe messages on the multifunction displa y. #
Consult a qualified specialist workshop immediatel y.
7
Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermit tent wa rning tone sounds.
*T he driver or front passenger has not fastened their seat belt while theve hicle is in motion. #
Fasten your seat belt(/ page 40).
*T here are objects on the front passenger seat. #
Remo vethe objects from the front passenger seat. Display messages and
warning/indicator lamps 625

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop.
or #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Check the coolant le vel (/ page 490). #
Make sure that the air supply tothera diator is not impaired. #
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.
; 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. Display messages and
warning/indicator lamps 629

Brakes
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.
J
Brake sy stem warning lamp
(yellow) The
yellow brake sy stem warning lamp is lit while the engine is running.
* &
WARNING Risk of an accident due toa brake sy stem malfunction
If th e brake sy stem is malfunctioning, braking characteristics may be impaired. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Adjust your speed and continue todrive carefull y,leaving a suitable dis tance totheve hicle in front. Display messages and
warning/indicator lamps 631

Driving saf
ety sy stems Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
! ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
*ABS is malfunctioning. If th ere is an additional warning tone, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. &
WARNING Thereis a risk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels may lock when braking.
The steering capability and braking characteristics are thus se verely impaired. Br aking distance may increase in
an eme rgency 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. #
Notethe messages on the multifunction displa y. #
Consult a qualified specialist workshop. 634
Display messages and warning/indicator lamps

Cigar
ette lighter
Fr ont centre console ............................ 147
City lighting ............................................ .159
Cleaning see Care
Climate control ........................................ 175
Ac tivating/deactivating the A/C
function (cont rol panel) ........................ 176
Ac tivating/deactivating the A/C
function (multimedia sy stem) .............. 17 7
Ac tivating/deactivating the synchro‐
nisation function (cont rol panel) .......... 178
Ac tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 178
Air di stribution settings .......................1 77
Air-reci rculation mode ........................ .178
Au tomatic control ................................ 17 7
Calling up the air conditioning menu ... 17 7
Defrosting the windscreen ...................1 75
Demi sting windo ws.............................. 178
Fr ont air vents ..................................... 183
No te ..................................................... 175
Re ar air vents ...................................... 184
Re sidual heat ....................................... 178Sets
the air flow .................................... 175
Setting (multimedia sy stem) ................1 77
Setting the air distribution ...................1 75
Setting thete mp erature ......................1 75
St ationary heater/ ventilation .............. 178
Switching on/off .................................. 176
Switching there ar wind owheater
on/off .................................................. 175
THERMATIC contro l panel .................... 175
THERMOTRONIC contro l panel ............175
Ve ntilating theve hicle (con venience
opening) .............................................. 100
Coat hook ................................................ .139
Coat hook on the tailgate ...................... .139
Cock pit......................................................... 6
Overview ................................................. 6
Co ffee cup symbol
see ATTENTION ASSIST
Combination switch ................................157
Compass .................................................. .417
Compu ter
see On-board computer Connection
status
Displ aying ............................................ 462
Overview ............................................ .462
Connectivity Switching transmission of theve hicle
position on/off .................................... 365
Contacts ................................................... 431
Calling up ............................................ 432
Deleting ............................................... 433
Deleting favo urites .............................. 434
Downloading (from mobile phone) ...... .431
Importing ............................................ 433
Importing (o verview) .......................... .432
Information .......................................... 431
Making a call ....................................... 433
Na me form at ...................................... .432
Options ................................................ 433
Saving as a favo urite .......................... .434
Selecting options for suggestions ........ 433
St oring ................................................ 433
Con venience closing ...............................1 00
Conv enience opening .............................. 100
Coolant (engine) Check le vel .......................................... 490 646
Index

¯
AdBlue sy stem fault Engine
st art not possible ................................ 620
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... 61 9
5 Add 1 litre engine oil when
next refuelling ...................................... 621
é ATTENTION ASSIST inoperative
.............................................................5 96
é ATTENTION ASSIS T:Take a
break! .................................................. 596
b Automatic driving lights inoper‐
ative .................................................... 573
û Before starting the engine, turn
th esteering wheel. .............................. 581
J Brake immediately ......................594
Á Changekey bat teries .................. 571
J Check brake fluid le vel.............. .595
# Checkbrake pads See Owner's
Manual ................................................ 595 ï
Check trailer hitch lock (white
display message) .................................5 77
h Check tyre(s) .............................. 61 4
! Clean the fuel filter .................... .585
ÿ Coolant Stop vehicle Switch
engine off ............................................ 584
_ Currently una vailable Camera
view restricted ..................................... 602
ç Currently unavailable Radar
sensors dirty ........................................ 601
! currently una vailable See Own‐
er's Manual ........................................ .606
÷ currently una vailable See Own‐
er's Manual ........................................ .608
5 Engine oil le vel cannot be
measured ............................................ 623
5 Engine oil le velRe duce oil le vel.. 621
5 Engine oil le velSt op vehicle
Switch engine off ................................ 622 5
Engine oil pressure Stop
Switch off engine ................................ 622
ä Fault Drive at max. 80 km/h ...... 597
6 Front left malfunction Consult
wo rkshop (e xample)............................ 567
& inoperative Battery low ...............576
& inoperative Refuel vehicle ........... 576
& inoperative See Owner's Man. ....576
! inoperative See Owner's Man‐
ual ....................................................... 607
÷ inoperative See Owner's Man‐
ual ....................................................... 608
T inoperative See Owner's Man‐
ual ....................................................... 609
G Inoperati ve.................................. 611
î inoperative ................................. 604
b Intelligent Light Sy stem inoper‐
ative ..................................................... 574
Á Key not de tected (red displ ay
messa ge).............................................5 72 Index
649

Saf
etyve st ........................................... 501
Setting up thewa rning triangle .......... .502
Emer gency braking ................................. 223
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 .......................... 519
Emer gency key
Inserting/removing ............................... 84
Locking a door ....................................... 91
Un locking a door .................................. .91
Un locking theta ilgate ............................ 97
Emer gency operation mode
St arting theve hicle ............................. 188
Emer gency spare wheel .........................5 44
Inflating ...............................................5 45
No tes .................................................. 544
Re moving ............................................ 545
ENERGIZING Coach Calling up ............................................ 377
Fu nction ............................................... 376ENERGIZING COMFORT
...........................373
Overview of programmes ..................... 374
St arting the programme ......................3 75
ENERGIZING seat kinetics Setting ................................................ .373
ENERGIZING seat kinetics see ENERGIZING COMFORT
Engine ECO start/ stop function ......................1 96
Engine number ................................... .550
St arting (Digital Vehicle Keyst icke r) .... 187
St arting (eme rgency operation
mode) .................................................. 188
St arting (mobile phone) ...................... .187
St arting (Remo teOnline) ..................... 189
St arting (s tart/s top button) ................ 186
St arting assis tance .............................. 513
Switching off (s tart/s top button) .........2 15
Engine bonnet Function (active bonnet) ...................... 485
Opening/closing ................................. 486
Engine data Displaying ............................................ 200 Engine electronics
Notes ................................................... 548
Engine number ........................................ 550
Engine oil ................................................ .489
Ad ditives .............................................5 57
Capacity .............................................. 558
Checking the oil le vel using the on-
board computer ................................... 488
MB-Fr eigabe or MB-Appr oval .............. .558
Quality ................................................. 558
To pping up ...........................................4 89
Entering characters ................................ 356
Fu nction/no tes ................................... 356
On theto uchpad .................................. 357
On theto uchsc reen (media display) ....3 60
Setting theke yboard .......................... .363
ERA-GLONASS test mode
St arting/ending .................................. .457
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assist ................................. 230
Off-road ............................................... 230
Tr ailer stabilisation .............................. 230 Index
655