reset MERCEDES-BENZ S-CLASS SALOON LONG 2020 Owners Manual

Moreo
ver,connecting equipment tothe diagnos‐
tics connection can lead toemissions monitor‐
ing information being reset, forex ample. This
may lead totheve hicle failing tomeet the
re qu irements of the next emissions inspection
during the main inspection. Qualified specialist
workshop
A qu alified specialist workshop has the neces‐
sary special skills, tools and qualifications to
cor rectly car ryout any necessary workon your
ve hicle. This particularly applies tosaf ety-re le‐
va nt wo rks.
Alw ays ha vethefo llowing workcar ried out on
yo ur vehicle at a qualified specialist workshop:
R safety-re leva nt wo rks
R service and maintenance work
R repair work
R modifications as well as ins tallations and
con versions
R workon electronic components R
vehicles with 48 V on-board electrical
sy stem (EQ boost tech nology): workon
high voltage components of the 48 V on-
board electrical sy stem
Mercedes‑Benz recommends a Mercedes‑Benz
service centre. Ve
hicle registration
Mercedes-Benz may ask its service centres to
car ryout tech nical inspections on cer tain vehi‐
cles. The quality or saf ety of theve hicle is
impr oved as a result of the inspection.
Mercedes-Benz can only inform you about vehi‐
cle checks if Mercedes-Benz has your registra‐
tion data.
It is possible that your vehicle has not yet been
re gis tere d in your name in thefo llowing cases:
R ifyo ur vehicle was not pur chased at an
authorised specialist dealer.
R ifyo ur vehicle has not yet been examined at
a Mercedes-Benz service centre. It is advisable
toregis teryo ur vehicle with a
Mercedes-Benz service centre.
Inform Mercedes-Benz as soon as possible
about any change in address or vehicle owner‐
ship. You can do this at a Mercedes-Benz service
centre, forex ample. Cor
rect use of theve hicle
If yo ure mo veany warning sticke rs,yo u or others
could failto recognise cer tain dangers. Lea ve
wa rning sticke rs in position.
Obser vethefo llowing information in particular
when driving your vehicle:
R the saf ety no tes in this manual
R tech nical da taforth eve hicle
R traf fic ru les and regulations
R laws and saf etyst andards per taining to
mo torve hicles Information on
the REACH regulation
EU and EFTA countries onl y:34
General no tes

tion, number of wheel
revo lutions or thefa s‐
te ned seat belts displ ay
R ambient conditions, such as temp erature,
ra in sensor or dis tance sensor
General ly,th e use of these data is temp orar y;
th ey will not be stored be yond the period of
operation and will only be processed within the
ve hicle itself. Control units of ten contain da ta
memories forve hicle keys,fo rex ample. Their
use permits thete mp orary or permanent docu‐
mentation of tech nical information about the
ve hicle's operating state, component loads,
main tenance requ irements and tech nical events
or faults.
Depending on theve hicle equipment, thefo llow‐
ing data are stored:
R operating status of sy stem components,
such as fill le vels, tyre pressure or battery
st atus
R malfunctions or faults in impor tant sy stem
components, such as lights or brakes
R system reactions in special driving situations,
such as airbag deployment or the inter ven‐
tion of stability control sy stems R
information on events leading tovehicle
damage
In cer tain cases, it may be requiredtostore data
th at wo uld ha veotherwise been used only tem‐
poraril y.This may be the case if theve hicle has
de tected a malfunction, forex ample.
If yo u use services, such as repair services and
maintenance work,st ored operational data as
we ll as theve hicle identification number can be
re ad out and used. They can be read out by
service network emplo yees, such as workshops
and manufacturers or third parties, such as
breakdown services. The same is true in the
case of warranty claims and quality assurance
measures.
In general, there adout is per form ed via the
legally prescribed port forth e diagnostics con‐
nection in theve hicle. The operational data that
are read out document tech nical states of the
ve hicle or of individual components and assist in
th e diagnosis of malfunctions, compliance with
wa rranty obligations and quality impr ovement.
To that end, these data, in particular information
about component loads, tech nical events, mal‐ functions and
other faults may be transmitted
along with theve hicle identification number to
th e manufacturer. Furthermore, the manufac‐
turer is subject toproduct liability. Forth is rea‐
son the manufacturer also uses operational data
from theve hicle, forex ample, forre calls. These
da ta can also be used toexamine the cus tom‐
er's warranty and guarantee claims.
Fa ult memories in theve hicle can be reset by a
service outlet or at your requ est as part of repair
or maintenance work.
Con venience and inf otainment functions
Yo u can store con venience settings and individ‐
ual settings in theve hicle and change or reset
th em at any time.
Depending on theve hicle equipment, this
includes thefo llowing settings, forex ample:
R seat and steering wheel positions
R suspension and climate control settings
R individual settings, such as interior lighting
Depending on the selected equipment, you can
import data into vehicle inf otainment functions
yo urself. General no
tes37

1
Closing
2 Opening
The but tons on the driver's door take prece‐
dence. #
Tostart automatic operation: pressthe
W button be yond the point of resis tance
or pull and release it. #
Tointer rupt automatic operation: press or
pull theW button again.
When theve hicle is switched off, you can con‐
tinue tooperate the side windo ws.
This function is available for around four minutes
or until a front door is opened.
% Ve
hicles with electric roller sunblinds on
re ar doors on the left and right: the but‐
to ns forth ere ar side wind owsalso open and
close thero ller sunblinds (/ page102).
Au tomatic reve rsing function of the side win‐
do ws
If an obs tacle impedes a side window du ring the
closing process, the side window will open again
automaticall y.The automatic reve rsing function
is only an aid and is not a substitute foryo ur
attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tethere being reve rsing pr otection
on the side window
The reve rsing function does not react:
R tosoft, light and thin objects, e.g. fingers.
R during resetting.
The reve rsing function cannot pr event some‐
one from becoming trapped in these situa‐
tions. #
During the closing process, make sure
th at no body parts are in the closing
area. #
If someone becomes trapped, press the
W button toopen the side window
again. Au
tomatic function of the side windo ws In
thefo llowing cases, the side windo wswill be
closed automatically when theve hicle is
switched off:
R if it starts torain 94
Opening and closing

Operating
there ar roller sunblind from the
front #
Toopen or close: press button1. #
Tosto p:press button 1again.
If yo ustop the opening or closing process, the
ro ller sunblind will firs t be closed again when the
process is resumed. Operating
there ar roller sunblind from the
re ar #
Toopen/close manuall y:push or pull but‐
to n1 tothe point of resis tance and hold it
until thero ller sunblind has reached the
desired position. #
Toopen/close ful ly:push or pull button 1
be yond the point of resis tance and release it. Au
tomatic reve rsing function of the sliding
sunroof
If an obs tacle obstructs the sliding sunroof dur‐
ing the closing process, the sliding sunroof will
open again automaticall y.The automatic reve rs‐
ing function is only an aid and is not a substitute
fo ryo ur attentiveness. #
During the closing process, make sure that
no body parts are in the closing area. &
WARNING Risk of becoming trapped
despi tereve rsing function
The reve rsing function will not react:
R tosoft, light and thin objects, e.g. fingers.
R towa rdsth e end of the closing procedure.
R during resetting.
R when you close the sliding sunroof again
manually immediately af ter auto matic
re ve rsing. #
During the closing process, make sure
th at no body parts are in the closing
area. Opening and closing
99

&
WARNING Risk of becoming trapped by
automatic lo wering of the sliding sunroof
At higher speeds, thera ised sliding sunroof
will automatically be lo wered slightly at the
re ar. #
Make sure that nobody reaches into the
sliding sunroof's range of mo vement
while theve hicle is in motion. #
If someone becomes trapped, touch the
control panel. Re
ctifying problems with the sliding sunroof &
WARNING Risk of becoming trapped or
fa tal injuries when the sliding sunroof is
closed again
If yo u close the sliding sunroof again immedi‐
ately af ter it has been bloc ked or reset, the
sliding sunroof closes with increased or max‐
imum forc e. #
Make sure that no parts of the body are
in the closing area. #
If someone is trapped, release the con‐
trol panel immediatel y.
or #
Touch the control panel during auto‐
matic closing.
The closing process will be stopped. The sliding sunroof cannot be closed and
you
cann otsee the cause.
% The term "sliding sun roof" refers to the pan‐
orama sliding sunroof.
If th e sliding sunroof is obstructed during closing
and reopens again slightly: #
Immediately af ter auto matic reve rsing, swipe
fo rw ards across the control panel
(/ page 97)and hold until the sliding sun‐
ro of is closed.
The sliding sunroof will be closed with
increased forc e.
If th e sliding sunroof is obstructed again and
opens again slightly: #
Repeat the pr evious step.
The sliding sunroof will be closed again with
increased forc e.
The sliding sunroof or the front roller sun‐
blind is not operating smoo thly. #
Reset the sliding sunroof and thero ller sun‐
blind.
Re setting the sliding sunroof and thero ller
sunblind #
Repeatedly swipe forw ards across the con‐
trol panel (/ page97) and hold until the
sliding sunroof is comple tely closed. #
Press and hold the control panel for ano ther
second. #
Press and hold the control panel until the
front roller sunblind is comple tely closed. #
Press and hold the control panel for ano ther
second. #
Use automatic operation tofully open and
th en close the sliding sunroof. Opening and closing
101

The
rear roller sunblind is not operating
smoo thly. #
Reset there ar roller sunblind.
Re setting there ar roller sunblind #
Pull and hold button 1repeatedly until the
re ar roller sunblind is fully closed. #
Pull button 1for ano ther second. #
Use automatic operation tofully open and
th en close there ar roller sunblind. Ro
ller sunblinds Extending or
retracting the roller sunblinds
on there ar side windo ws The
roller sunblinds forth ere ar side wind ows
can be ope rated with the buttons forth e side
windo ws. 1
Rear left side wind ow/ro ller sunblind
2 Rear right side window / roller sunblind #
Toclose full y:pull the cor responding button
when the side window is closed or is in the
process of closing. #
Toopen ful ly:press the cor responding but‐
to n. 102
Opening and closing

impr
ovethe supply of oxygentocells and the
brain.
R Workout, backrest andWorkout, cushion
These prog rams requ ireyour cooperation.
Alternating between tensing and releasing
helps toimpr oveblood flow to yo ur muscles.
Press against a pressure point as soon as
yo ufe el it toactivate bac k,abdominal and
leg muscles.
R Depth waves :Wa ve-like mo vements in the
cushion can promo teblood flow and me ta‐
bolic processes in the lo wer back and legs.
R Deep workout: Connect theWorkout, back-
rest totheWorkout, cushion. The vibrating
massage in the cushion intensifies the ef fec‐
tiveness of tensing and releasing muscles
when youte nse against the pressure point.
This supports me tabolic processes and blood
fl ow inthe seat area and legs.
R Calf massage (rear): calf massage using
vibration. Can support me tabolic processes
and there ve rseflow of blood.
R Wave Massage (rear): Combines the vibration
of the calf massage with the Classic Massage from
the backrest in there ar passenger com‐
partment. Selecting
the massage prog ramme for the
front seats Multimedia sy
stem:
4 © 5
Comfort 5
Massage #
Select a massage programme (/ page123). #
Start the programme forth e desired
seat ;. #
Toset the massage intensit y:switch High
intensity on or off .
% Forth ere ar seats, the massage prog rammes
can be selected on thefo llowing devices (if
av ailable):
R Onthere ar displa ys
R Onthe MBUX rear tablet
The selection is made in the same way as
on there ar displa ysforth ere ar seats on
th e second rowof seats. Re
setting seat settings Multimedia sy
stem:
4 © 5
Comfort 5
Seat #
Select Reset. #
Select ßforth e desired seat. Switching
the seat heating on/off &
WARNING Risk of bu rns due torepeat‐
edly switching on the seat heating
Re peatedly switching on the seat heating can
cause the seat cushion and seat backrest
padding tobecome very hot.
In particular, the health of persons with limi‐
te dte mp erature sensitivity or a limited ability
to react tohigh temp eratures may be af fec‐
te d or they may even suf fer burn-like injuries. #
Do not repeatedly switch on the seat
heating. To
protect against overheating, the seat heating
may be temp orarily deactivated af ter it is
switched on repeatedly. 124
Seats and stowing

R
you call up the seat settings via the memory
function.
R you sa vethe seat settings via the memory
function.
If yo u press one of the memory function memory
position switches, the adjustment process will
be stopped. Setting
the easy entry and exitfeature Requ
irements:
R The automatic seat adjustment has been
activated (/ page122).
Multimedia sy stem:
4 © 5
Settings 5
Vehicle 5
Comfort
5 Easy entry and exit feature #
Select Steering wheel and seat, Steering
wheel only orOff.
% Ifyo u are using an individual user profile,
th is information is used forth e easy entry
and exitfeature. This will cause the driver's
seat and steering wheel tomo veinto the
cor rect position au tomatical ly . Memory function
Fu
nction of the memory function &
WARNING Risk of an accident if the
memory function is used while driving
If yo u use the memory function on the driv‐
er's side while driving, you could lose cont rol
of theve hicle as a result of the adjustments
being made. #
Only use the memory function on the
driver's side when theve hicle is station‐
ar y. &
WARNING Risk of entrapment when
adjusting the seat with the memory func‐
tion
When the memory function adjusts the seat,
yo u and other vehicle occupants – particu‐
lar lych ildren – could become trapped. #
During the adjusting process of the
memory function, ensure that no body parts are in
the area of mo vement of
th e seat or thesteering wheel. #
If someone becomes trapped, press a
preset position button or seat adjust‐
ment switch immediately.
The adjustment process is stopped. &
WARNING Risk of entrapment if the
memory function is activated bychildren
Children could become trapped if they acti‐
va te the memory function, particularly when
unattended. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. Yo
u can use the memory function when the igni‐
tion is switched off.
Seat adjustments for up tothre e people can be
st ored and called up using the memory function. 13 0
Seats and stowing

Yo
u can sa vethefo llowing settings forth e front
seat:
R Seat, backrest, head restra int position and
con tour of the seat backrest in the lumbar
re gion
R Vehicles with an active multicontour
seat:
- Side bols ters of the seat backrest
- Shoulder of the seat backrest
- Contour of the seat backrest
- Dynamic function le vel
R Seat heating: di stribution of the heated sec‐
tions of the seat cushion and seat backrest
R Driver's side: steering wheel position and
position of the outside mir rors on the driver's
and front passenger sides
R Head-up display (depending on vehicle equip‐
ment) Operating
the memory function St
oring #
Set the seat, thesteering wheel, the head-up
display and the outside mir rorto the desired
position. #
Press theV button and then release it. #
Press one of the preset position buttons
4, TorU within thre e seconds.
An acoustic signal sounds. The settings are
st ored. #
Tocall up: pressthe preset position button
4, TorU.
The seat is mo vedto thestored position.
Af terre leasing the button, the front seat,
outside mir ror,head-up display and steering
column continue tomo veinto thestored
position automaticall y.
% Driver's sea t:to call up a stored position
while driving, you must press and hold the
preset position button. Memory function in
there ar comp artment Fu
nction of the memory function in there ar
passenger comp artment Operating
there ar seat
Re ar seat settings for up tothre e people can be
st ored and called up using the memory function
in there ar compartment. Seats and
stowing 131

Yo
u can sa vethefo llowing settings forth ere ar
seat:
R Position of the seat, backrest and head
re stra int
R Vehicles with active multicontour seats:
th e seat side bols ters of the seat backrest as
we ll as the conto ur ofthe seat backrest in
th e lumbar region
R Seat heating: distribution of the heated sec‐
tions of the seat cushion and seat backrest
Operating the front passenger seat and rear
seat
Fr ont passenger seat adjustments and rear seat
adjustments for up tothre e people can be
st ored and called up using the memory function
in there ar compartment.
Yo u can sa vethefo llowing settings forth e front
passenger seat:
R Position of the seat, backrest and head
re stra int Yo
u can sa vethefo llowing settings forth ere ar
seat:
R Position of the seat, backrest and head
re stra int
R Vehicles with active multicontour seats:
th e seat side bols ters of the seat backrest as
we ll as the conto ur ofthe seat backrest in
th e lumbar region
R Seat heating: distribution of the heated sec‐
tions of the seat cushion and seat backrest
The following settings are also stored toa mem‐
ory position, if the indicator lamp in thev
button lights up:
R Position of thefo ot re st of the front
passenger seat, if available
R Position of the screen, if available
Using the preset position buttons, you alw ays
st ore the cur rent setting of ea chseat. Operating
there ar seat via the memory func‐
tion in there ar passenger comp artment St
oring #
Press button 1.
The rear seat is selec ted if the indicator lamp
in the button does not light up. #
Adjust there ar seat using the buttons in the
door control panel (/ page111). 13 2
Seats and stowing