2019 MERCEDES-BENZ GLS SUV fuel

Ve
hicle data for off-road driving Fo
rding dep th
* NO
TEDama gecaused bywate r when
fo rd ing Wa
ter can enter the engine compartment
and vehicle interior if:
R youexc eed the maximum permissible
fo rd ing dep thwhen driving thro ugh stand‐
ing water
R a bow wavefo rm s during ford ing
R wate r accumulates during ford ing of flow‐
ing water #
Do not exceed the maximum permissi‐
ble ford ing dep thand drive slowly
th ro ugh thewa ter. The specified
value indicates the maximum per‐
missible ford ing dep thfor:
R vehicles that are ready todrive – fuel tank
full, all fluids topped up, with driver
R slow driving thro ugh standing water Driving
thro ugh flow ing waterre duces the per‐
missible ford ing dep thdue tothe accumulation
of wate r.
Obser vethe no tes on off-road driving and ford‐
ing (/ page195). Mo
del
1
1Fording
dep th
Ve hicles with AIRMATIC
Ra ised le vel5 0 cm
Ve hicles with Off-road
pac kage Model
1
1Fording
dep th
Off-road le vel15 0 cm
Off-road le vel25 0 cm
Off-road le vel36 0 cm Angle of approach/departure
The speci
fied values are maximum values for
ve hicles that are ready todrive – fuel tank full,
all fluids topped up, with driver. The values
depend on theve hicle tyres and vehicle weight.
Obser vethe no tes on driving in mountainous ter‐
ra in . Te
ch nical da ta607

Angle of approach/depa
rture All models (vehi‐
cles without
AMG
Styling) 1 1
Front 2 2Rear
Ve hicles with
AIRMATIC*
Normal le vel2 3° 20°
Ra ised le vel2 7°24 °
Ve hicles with
Off-road pac kage
Normal le vel2 3° 20°
Off-road le vel12 5° 22°
Off-road le vel22 7° 24 °
Off-road le vel32 9° 26° All models (vehi‐
cles with
AMG
Styl ing) 1 1
Front 2 2Rear
Ve hicles with
AIRMATIC
Normal le vel2 1° - 22° 20° - 21 °
Ra ised le vel2 5° - 26° 24° - 25°
Ve hicles with
Off-road pac kage
Normal le vel2 1° - 22° 20° - 21 °
Off-road le vel12 3° -24°2 2° - 23°
Off-road le vel22 5° - 26° 24° - 25°
Off-road le vel32 7° - 28° 25° - 26° *Depending on
the tyre size
Maximum gradient climbing ability
The vehicle's gradient climbing ability depends
on thewe ight distribution in theve hicle, thete r‐
ra in conditions and thero ad sur face conditions. The specified
value applies when:
R theve hicle is ready todrive – fuel tank full,
all fluids topped up, with driver
R theLO W RANGE off-roadgear of the trans‐
fe r case is engaged
R thero ad sur faces conditions and thus the
traction are good
A gradient climbing ability of 100% cor responds
to an incline of 45°.
Obse rveth e no tes on driving in mountainous ter‐
ra in . Model
Maximumgra‐
dient climbing ability
Ve hicles without Off-
ro ad pac kage 80%
Ve hicles with Off-road
pac kage
When LOW RANGE off-
ro ad gear is engaged 10
0% 608
Tech nical da ta

Display messages
Possible causes/consequences and M
MSolutions
Û Please wait Charging high-
voltage battery *T
he 48 V battery is dischar ged. You ha veswitched on the ignition while the12 V battery was being charge d with a
suitable charge r or while ano ther vehicle was pr oviding starting assis tance.
The discha rged 48 V battery is charge d automatically via thevo ltage con verter. Af ter a few minutes, theMotor can
be started again display message will be shown on the multifunction displa y. #
Start the engine. #
Drive theve hicle for a while tocharge the12 V battery and the 48 V battery af ter disconnecting thech arger
from theve hicle.
If th eMotor can be started again display message does not appear af ter a few minutes: #
Tryto start the engine again. #
Ifth e engine does not start, consult a qualified specialist workshop.
8
Reserve fuel level *T
he fuel supply has dropped into there ser verange. #
Refuel.
!
Clean the fuel filter *
Ve hicles with diesel engines: the fuel filter is dirty or thewate r inthe fuel filter needs tobe drained. #
Consult a qualified specialist workshop. 640
Displaymessa ges and warning/indicator lamps

Engine oil
Display messages
Possible causes/consequences and M
MSolutions
4 Add 1 litre engine oil when
next refuelling *D
isplay message only for cer tain engines:
The engine oil le vel has dropped tothe minimum le vel.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
When next refuelling, add 1 litre of engine oil.
To p up engine oil (/ page 535).
No tes on engine oil (/ page 602).
4
Engine oil level Stop vehi-
cle Switch engine off *D
isplay message only for cer tain engines:
The engine oil le vel is too lo w.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
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. #
Switch off the engine. 642
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
& inoperative Refuel vehicle *T
here is too little fuel in the fuel tank. The stationary heater cannot be swit ched on. #
Refuel theve hicle. Lights
Display messages
Possible causes/consequences and M
MSolutions
b Left dipped beam (Example)*T
he cor responding light source is defective. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
% LED light bulbs: the display message forth e cor responding lamp appears only when allthe light-emitting diodes
in the lamp ha vefailed.
b Malfunction See Owner's
Manual *T
heexterior lighting is faulty. #
Consult a qualified specialist workshop.
Ve hicles with a trailer hitch: a fuse may haveblown. #
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. #
Check the fuses and replace them if necessary (/ page 567).662
Display messages and warning/indicator lamps

Wa
rning and indicator lamps Overview of
warning and indicator lamps Some sy
stems will per form a self-test when the
ignition is switched on. Some warning and indi‐
cator lamps may brief lylight up or flash. This
behaviour is non-critical. These warning and indi‐
cator lamps indicate a malfunction only if they
light up or flash af terth e engine has been star‐
te d or during a journe y.
Instrument display Depending on
the display setting, the positions
of the indicator lamps on the instrument display
may dif fer from theex ample shown.
Wa rning and indicator lamps:
L Low beam(/
page157)
T St
anding lights(/ page157)
K High beam(/
page158)
#! Tu
rn signal lights( /page 158)
R Re
ar fog light(/ page157)
6 Re
stra int sy stem(/ page 666)
ü Seat belt not
fastened(/ page671)
J Brakes (yellow)(/
page 666)
J Brakes (red)(/
page 666)
! Electric pa
rking brake (yellow)
(/ page 666)
! Electric parking brake (red)
(/
page 666)
! ABS malfunction(/
page 666)÷
ESP®
(/ page 666)
å ESP®
OFF(/ page 666)
L Distance warning(/ page672)
Ù Powe r-assis tedsteering malfunc‐
tion(/ page677)
ä AIRMATIC/E- ACTIVE BODY CON‐
TROL malfunction (/ page672)
+ Off-road
gear (/ page210)
Ì On-road position (/ page 210)
; Engine diagnostics(/
page 673)
% Preglow
# Electrical
fault( / page 673)
8 Fu
elreser vewith fuel filler cap loca‐
tion indicator(/ page673)
? Coolant
too hot/cold(/ page673)
h Ty
re pressure monitor( /page 675)
ï Tr
ailer hit chis not operational or is
swiveling(/ page677) Displ
aymessa ges and warning/indicator lamps 665

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. Displ
aymessa ges and warning/indicator lamps 673

Ac
tive headlamps .................................... 16 0
Ac tive Lane Change Assi st..................... 255
Ac tivating/deactivating ...................... .257
Fu nction .............................................. 255
Ac tive Lane Keeping Assist .................... 309
Ac tivating/deactivating ........................ 311
Ac tivating/deactivating thewa rning .... 311
Fu nction .............................................. 309
Setting the sensitivity ........................... 311
Sy stem limitations ...............................3 09
Ac tive Parking Assist .............................. 293
Cross Traf fic Alert ............................... 299
Drive AwayAssi st................................ 298
Exiting a pa rking space ...................... .296
Fu nction .............................................. 293
Manoeuvring assi stance ...................... 300
Pa rking ................................................ 295
Sy stem limitations ...............................2 93
Ac tive Se rvice Sy stem PLUS
see AS SYST PLUS
Ac tive Speed Limit Assi st....................... 251
Display ................................................. 251
Fu nction ............................................... 251 Ac
tive Steering Assist ............................ .253
Ac tivating/deactivating ...................... .255
Ac tive Emergency Stop Assist .............2 57
Ac tive Lane Change Assi st.................. 255
Displa ysinthe instrument display .......2 58
Fu nction .............................................. 253
Sy stem limitations ...............................2 53
Ac tive Traf fic Jam Assist
Fu nction .............................................. 257
Ad aptive brake lights ..............................241
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist Plus
Fu nction .............................................. 16 2
Switching on/off ................................. 16 3
Ad Blue ®
.................................................... 601
Ad ditives .............................................. 601
Capacity .............................................. 602
Consum ption ...................................... .602
Fill le vel .............................................. .325
No tes ................................................... 215
Purity ................................................... 601 Ra
nge ................................................. .325
To pping up ...........................................2 16
Ad ditional door lo ck.................................. 86
Ad diti ves.................................................. 602
Ad Blue ®
............................................... 601
Engine oil ............................................ 602
Fu el ..................................................... 600
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justing the balance/ fader
Burmes ter®
high-end 3D sur round
sound sy stem ....................................... 51 8
Burmes ter®
sur round sound sy stem ....5 17
Ad justing the bass, mid- range and
treble
Burmes ter®
high-end 3D sur round
sound sy stem ....................................... 51 8680
Index