open bonnet MERCEDES-BENZ GLE COUPE 2021 Owners Manual

fi
ed based on the actual operating conditions
and/or loads.
Examples of arduous operating conditions:
R Regular city driving with frequent intermedi‐
ate stops
R Mainly short-dis tance driving
R Frequent operation in mountainous terrain or
on poor road sur faces
R When the engine is of ten le ftidling for long
periods
R Operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, air filter, engine oil and oil filter,
fo rex ample, changed more frequent ly. The tyres
must be checked more frequently if theve hicle
is operated under increased loads. Further infor‐
mation can be obtained at a qualified specialist
wo rkshop. Battery disconnection periods
The ASS
YST PLUS service inter val display can
calculate the service due date only when the
battery is connec ted. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (/ page 333). Engine compartment
Opening and closing
the bonnet &
WARNING Risk of accident due todriv‐
ing with the bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the
engine bonn etis loc ked. &
WARNING Risk of accident and inju ry
when opening and closing the bonn et
The bonnet may suddenly drop into the end
position. There is a
risk of injury for an yone in the
engine bonn et's range of mo vement. #
Do not open or close the bonn etifth ere
is a person in the bonn et's range of
mo vement. &
WARNING Risk of burn s when opening
th e bonn et
If yo u open the bonn etwhen the engine has
ove rheated or when there is a fire inthe
engine compartment, thefo llowing situations
may occur:
R You could come into contact with hot
ga ses.
R You could come into contact with other
hot, escaping operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the bonn etclosed and
call thefire service. 334
Maintenance and care

Opening
the bonnet #
Torelease the bonn et, pull on handle 1. #
Push handle 1ofthe bonn etcatch up wards
and lift the bonn etuntil it opens automati‐
call y.
Closing the bonnet
* NO
TEDama getothe bonn et If
th e bonn etis closed manuall y,there is a
ri sk of dents. #
Do not close the bonn etmanually. #
Lowe rth e bonn etto a height of around
20 cm and then allow it tofall, applying a lit‐
tle forc e as you let it go. #
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 on-
board compu ter
Re quirements:
R The engine has been warmed up.
R The vehicle is par ked on a le vel sur face.
R The engine is running at idle speed.
R The bonnet is closed.
The engine oil le vel is de term ined during driving.
De term ining the engine oil le vel can take up to
30 minutes with a normal driving style and even
longer with an active driving style. 336
Maintenance and care

Obser
vethe additional following points during
st arting assistance:
R Starting assis tance may only be pr ovided
using vehicles, batteries or other jump start
devices with a nominal voltage of 12V.
R The vehicles must not touch.
R Vehicles with a petrol engine: jump-start
th eve hicle only when the engine and exhaust
sy stem are cold. St
arting assi stance and charging the12 V
battery Requ
irements:
R The vehicle is secured with the electric park‐
ing brake.
R Vehicles with automatic transmission: the
transmission is in position 005D.
R The ignition and all electrical consumers are
switched off.
R The bonnet is open. Example: engine compartment
#
Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row. #
Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jump lead/charging cable. Alw ays begin with positive clamp
2onyour ow nve hicle
fi rs t. #
During starting assi stance: start the
engine of the donor vehicle and run at idle
speed. #
Connect the negative pole of the donor bat‐
te ry and ear thpoint 3ofyour ow nve hicle
by using the jump lead/charging cable. Begin
with the donor battery firs t. #
During starting assi stance: start the
engine of your ow nve hicle. #
During thech arging process: start the
ch arging process. #
During starting assi stance: letthe engines
ru nfo r se veral minutes. #
During starting assi stance: before discon‐
necting the jump lead, switch on an electrical
consumer in your ow nve hicle, e.g. there ar
wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete, per form thefo llowing steps: Breakdown assis
tance 361

Display messages
Possible causes/consequences and 0050 0050Solutions
0066 *T
he bonnet is open. &
WARNING Risk of accident due todriving with the bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Close the bonn et.
0065 *T
hetailgate is open. &
DANG ER Risk of exhaust gas poisoning
Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the
ve hicle interior if theta ilgate is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening theta ilgate. #
Never drive with theta ilgate open. #
Close theta ilgate.
Anti-theft alarm system
Malfunction *T
he anti-theft alarm sy stem is malfunctioning. #
Consult a qualified specialist workshop. 422
Display messages and warning/indicator lamps

Emer
gency operation mode
St arting theve hicle...............................1 64
Emer gency spare wheel
Inflating................................................. 384
No tes....................................................3 84
Engine ECO start/ stop function........................ 173
Engine number...................................... 391
St arting (eme rgency operation mode)...1 64
St arting (Remo teOnline).......................1 65
St arting (s tart/s top button).................. 16 3
St arting assis tance................................ 361
Switching off (s tart/s top button)...........1 91
Engine bonnet Opening/closing.................................. .334
Engine data Displ aying.............................................. 17 9
Engine electronics Notes....................................................3 89
Engine number......................................... .391
Engine oil Additives...............................................3 99
Capacity................................................ 399 Che
cking the oil le vel using the on-
board computer..................................... 336
MB-Fr eigabe or MB-Appr oval................ .399
Quality................................................... 399
To pping up............................................. 337
Entering/exiting le vel
Setting................................................... 24 0
EQ Boost technology
Operating saf ety...................................... 24
ERA-GLONASS test mode
St arting/ending.................................... 323
Er ro r message
see Displ aymessa ge
ESC (Electronic Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assis t.................................. .202
Tr ailer stabilisation................................ 202
ESP ®
(Elect ronic Stability Prog ram)
Ac tivating/deactivating......................... 203
Fu nction/no tes..................................... 201
EU general operating permit number ...... 391Exterior lighting
Care...................................................... 345
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST
Fi re extinguisher....................................... 350
Firs t-aid kit (soft sided) ............................ 350
Flacon Inse rting/ removing.............................. .154
Flat towing
see Tow- bar sy stem
Flat tyre MOEx tended tyres................................. 352
No tes..................................................... 351
TIREFIT kit............................................. 353
Wheel chang e....................................... .379
Floor mats.................................................. 13 2
Fo g light (enhanced) .................................1 37496
Index