2018 MERCEDES-BENZ S-CLASS SEDAN maintenance

Welcome totheworl d of Mercedes-Benz
Before youfirs t drive off, read this Operator's
Manual carefully and familiarize yourself with
yo ur vehicle. Foryo ur ow n safe ty and a longer
ve hicle life, follow the instructions and warning
notices in this Opera tor's Manual. Disregarding
th em may lead todamage totheve hicle or per‐
sonal injur y.
Ve hicle damage resulting from the disregard of
th e instructions is not co veredby the Mercedes-
Benz Limited Warrant y.
The equipment or model designation of your
ve hicle may vary according to:
RModel
ROrder
RNa tional version
RAv ailability
Mercedes-Benz reser vesth eright tointroduce
ch anges in thefo llowing areas:
RDesign
REquipment
RTe ch nical features The equipment in
your vehicle may therefore dif‐
fe r from that shown in the descriptions and illus‐
trations.
The following are integral parts of theve hicle:
RDigital Operator's Manual
RPrinted Operator's Manual
RMaintenance Booklet
REquipment-dependent supplements
Ke ep these documents in theve hicle at all
times. If you sell theve hicle, alw ays pass all of
th e documents on tothe new owner.
Mercedes-Benz US A,LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
2225849009
2225849009

Function of the infra redre flective wind‐
shield ......................................................... .155
Climate control ......................................... 157
Overview of climate contro l systems ......... .157
Operating the climate control sy stem ......... 158
Drivin gand pa rking ................................. 165
Driving ........................................................ 165
DY NA MIC SELECT switch ............................1 72
Au tomatic transmission .............................. 173
Re fueling ..................................................... 177
Pa rking ...................................................... .179
Driving and driving saf etysy stems ............ .188
Instrument Display and on-board
comp uter .................................................. 244
Instrument Display overview ...................... .244
Overview of the buttons on thesteering
wheel ......................................................... .245
Operating the on-board computer .............. 245
Overview of displa ysinthe multifunction
display ........................................................ 247 Ad
justing the instrument lighting ............... .247
Menus and submenus ................................. 248
Head-up Display ......................................... 254
Vo ice Control Sy stem .............................. 256
Operating saf ety........................................ .256
Operation ................................................... 256
Using theVo ice Cont rol Sy stem ef fec‐
tively ........................................................... 258
Essential voice commands ........................ .259
Multimedia sy stem .................................. 269
Overview and operation .............................. 269
Sy stem settings .......................................... 277
ENERGIZING comfort .................................. 289
Na vigation ................................................... 291
Te lephone .................................................. .315
Online and Internet functions ..................... 330
Media ......................................................... 337
Ra dio .......................................................... 350
Sound .........................................................3 57
Re ar Seat En tertainment Sy stem ............... .360
Maintenance and care .............................377
ASS YST PLUS service inter val display ........ .377
Engine compartment .................................. 378
Cleaning and care ...................................... .385
Breakdown assist ance............................ 393
Emergency ..................................................3 93
Flat tire ....................................................... 393
Battery (vehicle) ......................................... 399
To w starting or towing away ....................... 404
Electrical fuses ............................................ 410
Wheels and tires ....................................... 413
Noise or unusual handling characteristics .. .413
Checking wheels and tires regularly ............ 413
No tes on snow chains ................................ .414
Ti re pressure ...............................................4 14
Loading theve hicle .................................... 420
Ti re labeling ................................................ 425
Definition of term sfo r tires and loading ..... 431
Changing a wheel ....................................... 433
Contents 3

*NO
TEImpairment of the operating ef fi‐
ciency of there stra int sy stems from
ins talling accessories or from repairs or
we lding
Airbags, Emer gency Tensioning Devices, as
we ll as control units and sensors forth e
re stra int sy stems, may be ins talled in thefo l‐
lowing areas of your vehicle:
RDoors
RDoor pillars
RDoor sills
RSeats
RCo ckpit
RInstrument clus ter
RCente r console
#Do not ins tall accessories such as audio
sy stems in these areas.
#Do not car ryout repairs or welding.
#Have accessori esretrofitted at a quali‐
fi ed specialist workshop.
Yo u could jeopardize the operating saf etyof your
ve hicle if you use parts, tires and wheels as well
as accessories releva nt tosaf etywhic hha ve not
been appr ovedby Mercedes-Benz. Saf ety-re le‐
va nt sy stems, e.g. the brake sy stem, may mal‐
function. Only use Mercedes-Benz GenuineParts
or parts of equal quality. Only use tires, wheels
and accessory parts that ha vebeen specifically
appr ovedfo ryo ur vehicle model.
Mercedes-Benz GenuineParts are subject to
st rict quality control. Each part has been spe‐
cially de veloped, manufactured or selecte dfo r
Mercedes-Benz vehicles and fine-tuned forth em.
Therefore, only Mercedes-Benz GenuineParts
should be used.
More than 300,000 dif fere nt Mercedes-Benz
GenuineParts are available for Mercedes-Benz
models.
All au thorized Mercedes-Benz Centers maintain
a supply of Mercedes-Benz GenuineParts for
necessary service and repair work. In addition,
st ra tegically located parts-delivery centers pro‐
vide forqu ick and reliable parts service. Alw
ays specify theve hicle identification number
(VIN) (→page 445) when orde ring Mercedes-
Benz GenuineParts.
Ope rato r's Manual
This Operator's Manual describes all models and
all standard and optional equipment available for
yo ur vehicle at the time of this Opera tor's Man‐
ual going topress. Countr y-specific dif fere nces
are possible. No tethat your vehicle may not be
equipped with all features descri bed. This also
applies tosaf ety-re leva nt sy stems and functions.
Therefore, the equipment on your vehicle may
dif fer from that in the descriptions and illustra‐
tions.
The original pur chase contract documentation
fo ryo ur vehicle contains a list of all of the sys‐
te ms in your vehicle.
Should you ha veany questions concerning
equipment and operation, please consult an
authorized Mercedes-Benz Center.
The Operator's Manual and Maintenance Booklet
are impor tant documents and should be kept in
th eve hicle.
20
General no tes

Service andvehicle operation
Ve hicle operation outside the USA or Canada
When you are abroad withyo ur vehicle, obser ve
th efo llowing points:
RService points or replacement parts may not
be available immediatel y.
RUnleaded fuel may not be available forve hi‐
cles with a catalytic con verter. Leaded fuel
may cause damage tothe catalytic con verter.
RThe fuel may ha vean extreme lylow octane
number. Unsuitable fuel can cause engine
damage.
Some Mercedes-Benz models are available in
Europe thro ugh our European De livery Prog ram.
Fo r more information, please consult an au thor‐
ized Mercedes‑Benz service center, or write to
one of thefo llowing address:
In the USA:
Mercedes-Benz US A,LLC
European Delivery Department
One Mercedes Drive
Montvale, NJ 0764 5-0350 In Canada:
Mercedes-Benz Canada, Inc.
European Delivery Department
98
Vande rhoof Avenue
To ronto, Ontario M4G 4C9
Maintenance
Yo ur cus tomer advisor confirms the service in
th e service report.
Ro adside Assistance
The Mercedes-Benz Roadside Assis tance Pro‐
gram of fers tech nical help in the case of a
breakdown. Your calls totheto ll-f reeRo adside
Assis tance Hotline are ans weredby our agents
24 hours a da y,365 da ysaye ar.
1-800- FOR-MERCedes (1-800-367-63 72) (USA)
1-800-387-0 100 (Canada)
Yo u can find fur ther information in the
Mercedes-Benz Roadside Assis tance Program
brochure (USA) orthe "Roadside Assis tance" section in
the maintenance and warranty infor‐
mation booklet (Canada). Youwill find bo thin
th eve hicle document wallet.
Change of address or change of ownership
Intheev ent of a change of address, please send
us the "Notification of address change" in the
Service and Guarantee booklet or simply call the
Mercedes-Benz Cus tomer Assis tance Center
(USA) on the hotline number
1-800-FO R-MERCedes (1-800-367-63 72) or Cus‐
to mer Service (Canada) on 1-800-387-0 100. We
can then reach you in a timely fashion, if neces‐
sar y.
If yo u sell your Mercedes, please lea veall litera‐
ture in theve hicle so that it is available tothe
next owner. If you ha vepur chased a used vehi‐
cle, please send us the "Notice of Pur chase of
Used Car" in the Service and Guarantee booklet
or simply call the Mercedes-Benz Cus tomer
Assis tance Center (USA) at the hotline number
1-800-FO R-MERCedes (1-800-367-63 72) or Cus‐
to mer Service (Canada) at 1-800-387-0 100.
Gene ral no tes 21

Important noticefor Cali forn ia retail bu yers
and lessees of Mercedes-Benz automobiles
Under California law you may beentitled toa
re placement of your vehicle or a refund of the
pur chase price or lease price, if af ter a reasona‐
ble number of repair attem pts Mercedes-Benz
US A,LLC and/or its authorized repair or service
fa cilities failto fix one or more subs tantial
de fects or malfunctions in theve hicle that are
co veredby its express warrant y.
During a pe riod of 18months from original deliv‐
ery of theve hicle or a kilome ter/mileage read‐
ing of 18,000 miles (29,000 km), whiche ver
occurs firs t, ve hicle repair is presumed for a
re tail buyer or lessee if one or more of thefo l‐
lowing occurs:
(1) the serious defect or damage can result in
deadly or serious injury totheve hicle occu‐
pants while driving AND this defect has
already been repaired at least twice AND
Mercedes‑Benz, LLC has been informed in
writing of the necessity of a repair.
(2) the defect or damage, though less serious
th an (1) abo ve, has already been repaired at least
four times AND Mercedes‑Benz has
been informed in writing of the necessity of
a re pair.
(3) theve hicle cannot be used for longer than
30 calendar da ysbecause of repair work
re sulting from this or other serious defects
or damage.
Please send your written notice to:
Mercedes‑Benz US A,LLC
Cus tomer Assis tance C
enter
3 Mercedes Drive
Montvale, NJ 0764 5-0350
Operating saf ety
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may not recognize dan‐
ge rs.
&
WARNING Risk of accident due tomal‐
functions or sy stem failures
If yo udo not ha vethe prescribed service/
maintenance workor any requiredrepairs
car ried out, this could result in malfunctions
or sy stem failures.
#Alw ays ha vethe prescribed service/
maintenance workas well any required
re pairs car ried out at a qualified spe‐
cialist workshop.
&
WARNING Risk of accident or injury due
to incor rect modification of electronic
components and part s
Modification toelectronic components, their
software or wiring could impair their function
and/or the function of other networ ked com‐
ponent parts. In particular, sy stems releva nt
to saf etycould also be af fected.
As a result, these may no longer function
proper lyand/or jeopardize the operating
saf etyof theve hicle.
22
General no tes

Qualified specialistworkshop
Plug-in hybrid: be sure toobser vethe no tes in
th e Supplement. Otherwise, you may not recog‐
nize dangers.
An au thorized Mercedes-Benz Center is a quali‐
fi ed specialist workshop. It has the necessary
specialist kn owledge, tools and qualifications to
cor rectly car ryout thewo rkrequ ired on your
ve hicle. This particularly applies towo rkreleva nt
to saf ety.
Alw ays ha vethefo llowing workcar ried out on
yo ur vehicle at a qualified specialist workshop:
RWo rkreleva nt tosaf ety
RService and maintenance work
RRepair work
RModifications as well as ins tallations and
con versions
RWo rkon electronic component parts
Mercedes‑Benz recommends an au thorized
Mercedes‑Benz Center.
Cor rect use of theve hicle
If yo ure mo veany warning sticke rs,yo u or others
could failto recognize cer tain dangers. Lea ve
wa rning sticke rs in position.
When using theve hicle, obser vethefo llowing
information:
RThe saf etyno tes in this manual
RThe vehicle tech nical da ta
RTraf fic ru les and regulations
RLa ws and saf etyst andards per taining to
mo torve hicles
Problems with your vehicle
If yo u should experience a problem with your
ve hicle, particularly one that you belie vemay
af fect its safe ope ration, weurge youto contact
an au thorized Mercedes-Benz service center
immediately tohave the problem diagnosed and
re ctified. If the problem is not resol vedto yo ur
satisfaction, please discuss the problem again
with the authorized Mercedes-Benz service cen‐ te
r or, if necessar y,contact us at one of thefo l‐
lowing addresses.
In the USA:
Cus tomer Assis tance Center
Mercedes-Benz US A,LLC
3 Mercedes Drive
Montvale, NJ 0764 5-0350
In Canada:
Cu stomer Relations Department
Mercedes-Benz Canada, Inc.
98 Vande rhoof Avenue
To ronto, Ontario M4G 4C9
Re porting saf ety defects
USA onl y:
The following text is published as requ ired of
manufacturers under Title 49, Code of U.S. Fed‐
eral Regulations, Part57 5 pursuant tothe
"N ational Traf fic and Mo torVe hicle Saf etyAc t of
19 66".
Gene ral no tes 25

Rstatus messages concerning theve hicle and
its individual components (e.g. number of
wheel revo lutions/speed, decele ration, lat‐
eral acceleration, display of thefast ened seat
belts)
Rmalfunctions or defects in impor tant sy stem
components (e.g. lights, brakes)
Rinformation on vehicle damage events
Rsystem reactions in special driving situations
(e.g. air bag deployment, inter vention of sta‐
bility control sy stems)
Rambient conditions (e.g. temp erature, rain
sensor)
In addition toprov iding the actual control unit
function, this data assists the manufacturer in
de tecting and rectifying malfunctions and opti‐
mizing vehicle functions. The majority of this
data is temp orary and is only processed in the
ve hicle itself. Only a small portion of the data is
st ored in theev ent or malfunction memor y.
When your vehicle is serviced, tech nical da ta
from theve hicle can be read out byservice net‐
wo rkemplo yees or third parties. Services
include repair services, maintenance processes, wa
rranty events and quality assurance meas‐
ures, forex ample. The read out is per form ed via
th e legally prescribed port for OBD ("on-board
diagnostics") in theve hicle. The respective
service network locations or third parties col‐
lect, process and use the data. They document
te ch nical statuses of theve hicle, assist in
find
‐
ing malfunctions and impr oving quality and are
transmitte dto the manufacturer, if necessar y.
Fu rthermore, the manufacturer is subject to
product liability. Forth is, the manufacturer
re qu ires tech nical da tafrom vehicles.
Malfunction memories in theve hicle can be
re set bya service outlet as part of repair or
maintenance work.
They can enter data into theve hicle's con veni‐
ence and inf otainment functions themselves as
part of the selected equipment.
This includes, forex ample:
Rmultimedia data such as music, films or pho‐
to sfo r playba ckin an integrated multimedia
sy stem
Raddress book data for use in connection with
an integrated hands-free sy stem or an inte‐
grated navigation sy stem
Rentered navigation destinations
Rdata about the use of Internet services
This data can be stored locally in theve hicle or
is located on a device which you ha veconnected
to theve hicle. If this data is stored in theve hi‐
cle, you can dele teit at any time. This data can
only be transmitte dto third parties upon your
re qu est with particular rega rd tothe scope of
use of online services according to your selected
settings.
Yo u can store or change con venience settings/
individualization in theve hicle at any time.
Depending on the eq uipment,
this in
cludes,for
ex ample:
Rseat and steering wheel position settings
Rsuspension and climate control settings
Rindividualization such as interior lighting
If yo ur vehicle is accordingly equipped, you can
connect your smartphone or ano ther mobile end
General no tes 27

Beforestarting, make sure:
RThe legal stipulations in the area where your
ve hicle is par ked permit engine starting via
smartphone.
RIt is safe tostart and runth e engine where
yo ur vehicle is par ked.
RThe fuel tank is suff icientlyfilled.
RThe star ter battery has suf ficient charge .
St arting theve hicle using a smartphone
&
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:RPark position jis selected.
RThe anti- theft alarm sy stem is not armed.
RThe panic alarm is not armed.
RThe hazard warning lights are switched off.
RThe engine hood is closed.
RThe doors are closed and loc ked.
RThe windo wsand sliding sunro of are closed.
#Start theve hicle using the smartphone:RAf tereve ryvehicle start, the engine runs for
te n minu tes.
RYo u can car ryout a maximum of two consec‐
utive starting attem pts.
RYo u can stop theve hicle again at any time.
RFu rther information can be found in the
smartphone app.
Securing the engine against starting before
car rying out maintenance or repair work:
#Switch on the hazard warning lights.
or
#Un lock the doors.
or
#Open a side window or the sliding sunroof. St
arting theve hicle in emer gency operation
mode
If th eve hicle does not start and the3ODFH WKH
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display message appears in the multifunction
displa y,yo u can start theve hicle in emer gency
operation mode.
#Make surethat mar ked space 2is em pty.
#Re mo veSmartK ey1 from theke yring.
#Place Smart Key1 in mar ked space 2.
The vehicle will start af ter a short while.
If yo ure mo veSmartK ey1 from mar ked
space 2the engine continues running. For
fur ther vehicle starts ho wever,SmartK ey1
Driving and pa rking 16
7