2020 MERCEDES-BENZ S-CLASS SALOON LONG fuel

Indicator lamp of
theve hicle locking sy stem Indicator lamp
1inthe trim on the driver's side
fl ashes when theve hicle is loc ked from outside.
Indicator lamp 1remains off if theve hicle is
loc ked from inside or while theve hicle is in
motion. Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
4 © 5
Settings 5
Vehicle
5 Opening/closing #
Activate or deacti vate Acoustic lock .
% Please no
te:
The selected setting forth e acoustic locking
ve rification signal must comply wi th there le‐
va nt national road and traf fic re gulations. In
some countri es, including German y,using
th e acoustic locking verification signal is for‐
bidden bytraf fic la ws(in accordance with
§16 Para. 1 and §30 Para. 1 of the German
national road traf fic re gulations). The driver
of theve hicle must comply with these regu‐
lations. In countri es wherethe use of this
function is forbidden, this function is not
activated in theve hicle and must not be acti‐
va ted. Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R Central unlocking
R Unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
Ü ands buttons simultaneously for
appr oximately six seconds until the indicator
lamp flashes twice.
Options if the unlocking function forth e driver's
door and fuel filler flap has been selec ted:
R Tounlo cktheve hicle centrall y:press the
Ü button twice.
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
the function of thekey Ve
hicles with KEYLESS-GO: ifyo u deactivate
th e function of theke y,the KEYLESS-GO func‐
tions are also deactivated. Access or drive
au thorization byKEYLESS-GO is then no longer 78
Opening and closing

The additional door lock is automatically activa‐
te d in thefo llowing situations:
R The vehicle is loc ked using thekey.
R The vehicle is loc ked using KEYLESS-GO.
If th eve hicle has been loc ked via Mercedes me
connect, the additional door lock is not activa‐
te d.
If th e additional door lock is activated, the doors
cann otbe opened from the inside.
% After locking you can issue a signal with the
horn.
Yo u can pr eventthe additional door lock from
being activated bydeactivating interior pr otec‐
tion before locking theve hicle (/ page106). Un
locking/opening the doors from the inside #
United Kingdom onl y:obser vethe no tes on
th e additional door lock (/ page81). #
Pull door handle 1. Centrally locking and unlocking
theve hicle
from the inside #
Tounlo ck:press button 1. #
Tolock: press button 2.
The red indicator lamp on button 2lights
up once theve hicle is loc ked.
% The buttons are also on there ar doors.
This does not lock or unlo ckthe fuel filler flap. 82
Opening and closing

Re
quirements:
R The outside temp erature is below 15°C.
R The fuel tank is su fficiently full.
% Ifth efill le vel of the fuel tank is too lo w,the
auxiliary heating mode may be restricted. #
Set thete mp erature using the ar rowsw
on the climate bar on the cent ral displa y. #
Press the& button.
The red or blue indicator lamp on but‐
to n& will light up or go out.
The colou rsof the indicator lamp ha vethefo l‐
lowing meanings:
R Blue: stationary ventilation is switched on.
R Red:thest ationary heater is swit ched on.
R Yello w: the departure time is preselected.
The stationary heater/ ventilation will switch off
au tomatically af ter 50 minutes.
Operation using the app: thest ationary
heater/ ventilation can also be operated via the
Mercedes me connect app. You can find fur ther
information in the separate Owner's Manual at
https://moba.i.daimler.com/mar kets/ece-r ow/baix/cars/connectme/en_GB/#emotions/
St artseite.htm l.
Setting thest ationary heater/ventilation via
th e multimedia sy stem
Multimedia sy stem:
4 Climate menu 5
Stationary heater
Selecting the departu retime #
Select the time Time A, Time BorTime C.
Setting the departu retime #
Select the time Time A, Time BorTime C. #
Select the pen beside the time. #
Set a time.
Setting thest ationary heater/ventilation via
re mo tecont rol
Re quirements:
R The outside temp erature is below 15°C.
R The fuel tank is su fficiently full. Switching on immedia
tely #
Press and hold theu button.
Setting the departu retime #
Brie fly press theu button. #
Press the, or. button repeatedly
until the time tobe changed appears on the
displa y. 18 2
Climate cont rol

Po
ssible cause:
R The fuel tank is not su fficiently filled. #
Refuel at the nearest filling station.
FA IL¯
¯ appea rson there mo tecont rol dis‐
play
Po ssible cause:
R There is a malfunction in thest ationary
heater. #
Have thest ationary heater checked at a
qu alified specialist workshop. Air
vents Ad
justing the front air vents &
WARNING Risk of bu rns and frostbite
due tobeing too close tothe air vents
Ve ry hot or very cold air can flow from the air
ve nts. #
Makesure that all vehicle occupants
alw ays maintain a suf ficient di stance
from the air vents. #
If necessa ry, direct the air flow to
ano ther area of theve hicle interior. To
guarantee theflow of fresh air thro ugh the air
ve nts into theve hicle interior, comply with the
fo llowing:
R Alw ayske ep theve nts and vent grilles in the
ve hicle interior free.
R Keep the air inlet free of residue build-up
(/ page 353). #
Toopen the centre and side air vents:
press button 1.
The thre e indicator lamps on the button will
light up. The air vents will be opened com‐
pl et ely. Climate control
18 5

located in
the cup holder 2during the entire
journe y. #
Have theke y1 checked at a qualified spe‐
cialist workshop.
If th eve hicle does not star t: #
Lea vetheke y1 inthe cup holder 2. #
Depress the brake pedal and start theve hi‐
cle using thest art/ stop button.
% You can also swit chon the po wer supp lyor
th e ignition with thest art/ stop button.
Obser veany information rega rding display mes‐
sages that can be displa yed in the driver displa y.St
arting theve hicle via Remo teOnline Serv‐
ices Cooling or heating
theve hicle interior before
st arting the jou rney
Ensu rethefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone. R
it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R the fuel tank is su fficiently full.
R thest ar ter battery is suf ficiently charge d.
Charging thest ar ter battery be fore starting
th e jou rney
If th eve hicle battery is dischar ged, you can
re cei vea message on your smartphone. You can
th en start theve hicle with the smartphone to
ch arge the batter y.The vehicle is automatically
switched off af terte n minu tes.
Ensure thefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R the fuel tank is su fficiently full. St
arting theve hicle (Remo teOnline) &
WARNING Risk of crushing or entrap‐
ment due tounin tentional starting of the
engine
Limbs could be crushed or trapped if the
engine is star ted unintentionally during
service or maintenance work. #
Alw ays secure the engine against unin‐
te ntional starting before car rying out
maintenance or repair work. Re
quirements:
R park position jis selected.
R the anti- theft alarm sy stem is not activated.
R the panic alarm is not activated.
R the hazard warning light sy stem is switched
off.
R the bonn etis closed.
R the doors are closed and loc ked.
R the windo wsand sliding sun roof are closed. 19 0
Driving and pa rking

#
Open a window on the side of theve hi‐
cle facing away from the wind toensure
an adequate supply of fresh air. &
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. #
Never use the brake pedal as a foot re st. #
Do not depress the brake pedal and the
accelerator pedal at the same time
while driving. *
NO
TEEngine dama gedue toexcessively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. *
NO
TECausing wearto the brake linings
by permanently depressing the brake
pedal #
Do not permanently depress the brake
pedal while driving. #
Touse braking ef fect of the engine,
shift toa lo werge ar in good time. *
NO
TEDama getothe driv etra in and
engine when pulling away #
Do not warm upthe engine while the
ve hicle is stationar y.Pull away immedi‐
atel y. #
Avoid high engine speeds and driving at
full thro ttle until the engine has reached
its operating temp erature. *
NO
TEDama getothe catalytic con verter
due tonon-combu sted fuel The engine is not
running smo othly and is
misfiring. Non-combus
ted fuel may get into the cata‐
lytic con verter. #
Only depress the accelera tor pedal
slightl y. #
Have the cause rectified immediately at
a qu alified specialist workshop. Note
s on driving with a roof load, trailer or
ful lyladen vehicle
When driving with a loaded roof luggage rack or
trailer as well as with a fully laden or fully occu‐
pied vehicle, theve hicle's driving and steering
ch aracteristics change.
Yo u should bear thefo llowing in mind:
R Do not exceed the permissible roof load and
to wing capacity. Also obser vethete ch nical
da ta inthe printed Owner's Manual.
R Evenly distribute thero of load, and place
heavy objects at the bottom. Also comply
with the no tes on loading theve hicle
(/ page 134).
R Drive attentivel y,and avoid sudden lypulling
aw ay, braking and steering as well as rapid
cornering. 194
Driving and pa rking

The ECO display assesses
thefo llowing criteria
fo r an economical driving style:
R coasting at theright time
R consis tent speed
R moderate accele ration
% The overall assessment of your driving style
"f ro m start" is given as a percen tage 2 and
displa yed next tothe ECO displa y.The
assessment starts at 0% and can reach a
maximum of 100%.
% You can call up theECO display function via
th eClassic andExclusive menus
(/ page 292). ECO Assist function
Ve
hicles with a 48 V on-board electrical sys‐
te m (EQ Boo sttech nology)
% ECO Assist is active only in drive pro‐
grams ;andA.
ECO Assist analyses data forth eve hicle's expec‐
te dro ute. This allo wsthe sy stem tooptimally
adjust the driving style fo rth ero ute ahead, sa vefuel and
recuperate. If the sy stem de tects an
eve nt ahead and theve hicle nears theev ent,
ECO Assist will calculate the optimum speed for
maximum fuel economy and recuperati veenergy
based on the dis tance, speed and downhill gradi‐
ent. ECO Assi
stdisplay on the driver's display on the
Assistance menu
1 Route event ahead
2 "Foot off the accelerator" recommendation
If a route eventthat can be dealt with more ef fi‐
ciently byadjusting your driving style is de tected
ahead, cor responding symbol 1will be dis‐
pla yed. In addition,
theý symbol will be displa yed
until youta ke your foot off the accelera tor or
until you ha vepassed thero ute event.
Symbol 1will disappear as soon as ECO Assist
cann otidentify any fur ther recommendations
from thero ute ahead. The
following route events can be de tected by
ECO Assi st:
3 Roundabout
4 S-bend
5 Sharp bend
6 T-junction
7 Downhill gradient 19 8
Driving and pa rking

The ECO
start/ stop function is activated auto‐
matically. Displaying
vehicle data Multimedia sy
stem:
4 © 5
Info #
Select Vehicle.
The vehicle data is displa yed. Displaying engine data
Multimedia sy
stem:
4 © 5
Info #
Select Engine.
The engine data is displa yed.
% The actual (maximum) values that can be
achie vedfo r engine output and engine tor‐
qu e may deviate from the certified values
within the count ry-specific guidelines for
permissible tolerances (basis: UN-ECE No.
85 or country -specific guidelines). Va
riables that can influence this are, for
ex ample:
R Sea le vel
R Fuel grade
R Outside temp erature
R Operating temp erature of the engine
% The values displa yed ser veonly as orienta‐
tion. The values for engine output and
engine torque sh own in the cent ral display
may deviate from the actual values. Calling up
the fuel consum ption indicator Multimedia sy
stem:
4 © 5
Info #
Select Consumption.
The cur rent and average consu mption is dis‐
pl ay ed. Au
tomatic transmission DIRECT SELECT le
ver Fu
nction of the DIRECT SELECT le ver &
WARNING Risk of accident due toincor‐
re ct gearshifting
If th e engine speed is higher than the idle
speed and you en gage the transmission posi‐
tion hork, theve hicle may accelerate
sharply. #
Ifyo u en gage the transmission position
h ork when theve hicle is at a
st andstill, alw ays depress the brake
pedal firm lyand do not accelerate at
th e same time. Driving and parking
201