2020 MERCEDES-BENZ S-CLASS SALOON LONG open bonnet

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, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
tyres must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS service inter val display can
calculate the service due date only when the
battery is connec ted. #
Display the service due date on the driver
display and no teit down before disconnect‐
ing the battery (/ page 347). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, the actuation of
th e active bonn etreduces therisk of injury to
pedestrians. The rear area of the bonn etis
ra ised byappr oximately 80 mm.
Af ter being triggered, the active bonn etremains
in thera ised position. Limited visibility due to
th era ised bonn etcannot be ruled out.
Af terth e active bonn ethas been actuated,
pedestrian pr otection may be limited.
Ha ve the full functionality of the active bonn et
re stored immediately in a qualified specialist
wo rkshop.
If necessar y,adjust your seat position and drive
carefully toaqu alified specialist workshop. If a
safe continued journey is not possible, contact a
qu alified specialist workshop. 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. 348
Maintenance and care

Opening
the bonnet #
Pull on handle 1twice.
The bonnet will be released and open
slight ly. #
Then lift the bonn etby hand. 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 with the driver
display
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.
Driver display: 4 Service
The engine oil le vel is shown.
One of thefo llowing messages will appear on
th e driver display:
R Engine oil level Measuring now… : measure‐
ment of the oil le vel is not yet possible. #
Repeat there qu est af ter a maximum of
30 minutes' driving.
R Engine oil level OK andthe bar display for
indicating the oil le vel on the driver display is
green and is between "min" and "max": the
oil le vel is cor rect.
R Engine oil level Top up 1,0 l andthe bar dis‐
play for indicating the oil le vel on the driver
display is yellow and is below "min": #
Add 1 l of engine oil. 350
Maintenance and care

Display messages
Possible causes/consequences and M
MSolutions
C *A
t least one door is open. #
Close all doors.
M *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, paying attention toroad and traf fic conditions. #
Close the bonn et.
N *T
he boot lid 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 the boot lid is open when the engine is running, especially if theve hicle is in motion. #
Alw ays switch off the engine before opening the boot lid. #
Never drive with the boot lid open. 508
Display messages and warning/indicator lamps

E
E10 .............................................................. 481
Easy entry feature
Fu nction/no tes..................................... 12 9
Setting................................................... 13 0
Easy exitfeature
Fu nction/no tes..................................... 12 9
Setting................................................... 13 0
EAS Y-PA CK boot box
Ad justing the height toany position...... 14 0
Car e...................................................... 358
In stalling/removing.............................. .141
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes..................................... 224
ECO Assi st
Fu nction/no tes..................................... 19 8
ECO display Function................................................ 197
ECO start/s top function
Au tomatic engine start.......................... 19 6
Au tomatic engine stop...........................1 96
Operation.............................................. 19 6Switching off/on...................................
197
Electric pa rking brake
Applying automaticall y........................... 215
App lying/ releasing manuall y................. 217
Emergency braking................................ 217
Re leasing automaticall y......................... 216
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity........................ 25
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Emer gency
Fire extinguisher.................................... 362
Fir st-aid kit (so ftsided).......................... 361
Overview of the help functions................ 18
Re moving thewa rning triangle.............. 361
Saf etyve st............................................ 360
Setting up thewa rning triangle............. .361
Emer gency braking .................................... 217
Emer gency braking
see BAS (Brake Assi stSystem) Emer
gency call
see Mercedes-Benz emer gency call sy stem
Emer gency engine start ............................ 378
Emer gency key
Inserting/removing.................................79
Locking/unlocking the doors.................. 85
Un locking the boot lid............................. 92
Emer gency operation mode
St arting theve hicle...............................1 89
Emer gency spare wheel
No tes....................................................3 96
Engine ECO start/ stop function........................ 19 6
Engine number...................................... 478
St arting (eme rgency operation mode).. .189
St arting (Remo teOnline).......................1 90
St arting (s tart/s top button).................. 189
St arting assis tance................................ 372
Switching off (s tart/s top button)...........2 12
Engine bonnet Function (active bonnet)........................ 348
Opening/closing................................... 348 Index
581