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

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
å ESP ®
OFF warning lamp The
yellow ESP ®
OFF warning lamp is lit while the engine is running.
ESP ®
is deacti vated. &
WARNING Risk of skidding when driving wi thESP ®
deacti vated
If ESP ®
is deactivated, ESP ®
cannot car ryout vehicle stabilisation. The availability of fur ther driving saf ety sy stems
is also limited. #
Drive on carefull y. #
Only deactivate ESP ®
for as long as the situation requ ires.
If ESP ®
cannot be activated, ESP ®
is malfunctioning. #
Have ESP ®
ch ecked immediately at a qualified specialist workshop. #
Obser vethe no tes on deactivating ESP ®
(→ page 216).
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 33). &
WARNING Risk of inju ryor fata l injury due toa malfunction 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 might not
be triggered at all in theeve nt of 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. 622
Display messages and warning/indicator lamps

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.
There 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.
The fuel supply has dropped into there ser verange. #
Refuel. 626
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 492). #
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.
Yo u could then lose control of theve hicle. 628
Display messages and warning/indicator lamps

Au
xilia rybattery malfunction ...............607
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 580
Blind Spot Assist inope rative ............... 580
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...5 83
ÂChange key bat teries .................. 605
JCheck brake fluid le vel................ 571
ï Check trailer hit chlock (white
display message) ................................ .609
hChe cktyre(s) ............................... 601
!Clean the fuel filter ...................... 591
ÁCompressor is cooling ................ 586
?Coolant Stop vehicle Switch
engine off ............................................ 591
Cruise contro l and Limiter inope ra‐
tive ...................................................... 588
Cruise control inope rative ................... 588
Cruise control off ................................ 588 Cu
rrently unavailable Camera view
re stricted ............................................. 590
Cu rrently unavailable Radar sensors
dirty .....................................................5 86
!cur rently una vailable See Own‐
er's Manual .......................................... 572
÷ currently una vailable See Own‐
er's Manual .......................................... 567
5Engine oil le vel cannot be
measured ............................................ 591
4Engine oil le velRe duce oil le vel...5 94
4 Engine oil le velSt op vehicle
Switch engine off ................................ 595
4Engine oil pressure Stop Switch
off engine ............................................ 596
Fa ult Drive at max. 80 km/h ...............583
6Fr ont left malfunction Consult
wo rkshop (Example) ............................5 75
Fr ont-passenger airbag disabled See
Owner's Manual ..................................5 77Fr
ont-passenger airbag enabled See
Owner's Manual ................................... 576
! inope rative See Owner's Man‐
ual ....................................................... 573
÷ inope rative See Owner's Man‐
ual ....................................................... .574
T inope rative See Owner's Man‐
ual ....................................................... 571
G Inoperative .................................. 579
b Intellige nt Light Sy stem inoper‐
ative ..................................................... 61 4
 Key not de tected (white dis‐
pl ay messa ge).....................................6 05
ÂKe y not de tected (red displ ay
messa ge).............................................6 04
bLeft dipped beam (Example) ........614
6 Left windowbag malfunction
Consult workshop (Example) ...............576
Limiter inoperative .............................. 589
Limiter passive .................................... 589 Index
641