maintenance MERCEDES-BENZ S CLASS 2018 Owners Manual

We lcome to th e worl d of Mercedes-Benz
Before yo u fi rs t drive off, re ad th is Operator's
Manual carefully and fa miliarize yo urself wit h
yo ur ve hicle. Fo r yo ur ow n sa fe ty and a longer
ve hicle life, fo llow th e instructions and wa rn ing
notices in th is Opera to r's Manual. Disregarding
th em may lead to damage to th e ve hicle or per‐
sonal injur y.
Ve hicle damage re sulting from th e disregard of
th e instructions is not co ve re d by th e Mercedes-
Benz Limited Wa rr ant y.
The equipment or model designation of yo ur
ve hicle may va ry according to :R
Model R
Order R
Na tional ve rs ionR
Av ailability
Mercedes-Benz re ser ve s th e ri ght to int ro duce
ch anges in th e fo llowing areas:R
Design R
Equipment R
Te ch nical fe atures The equipment in yo ur ve hicle may th erefore dif‐
fe r from th at shown in th e descriptions and illus‐
trations.
The fo llowing are integral parts of th e ve hicle:R
Digital Operator's Manual R
Printed Operator's Manual R
Maintenance Booklet R
Equipment-dependent supplements
Ke ep th ese documents in th e ve hicle at all
times. If yo u sell th e ve hicle, alw ay s pass all of
th e documents on to th e new ow ner.
Mercedes-Benz US A, LLC
Mercedes-Benz Canada, Inc.
A Daimler Company
2225849009
2225849009

Fu nction of th e infra re d re fl ective wind‐
shield ......................................................... .1 55
Climate control ......................................... 15 7
Overview of climate cont ro l sy st ems ......... .1 57
Operating th e climate control sy st em ......... 15 8
Drivin g and pa rk ing ................................. 16 5
Driving ........................................................ 16 5
DY NA MIC SELECT switch ........................... .1 72
Au to matic transmission .............................. 17 3
Re fueling ..................................................... 17 7
Pa rk ing ...................................................... .1 79
Driving and driving saf et y sy st ems ............ .1 88
Instrument Display and on-board
co mp uter .................................................. 24 4
Instrument Display ove rv iew ...................... .2 44
Overview of th e buttons on th e st eering
wheel ......................................................... .2 45
Operating th e on-board computer .............. 24 5
Overview of displa ys in th e multifunction
display ........................................................ 24 7 Ad justing th e instrument lighting ............... .2 47
Menus and submenus ................................. 24 8
Head-up Display ......................................... 254
Vo ice Control Sy st em .............................. 256
Operating saf et y ........................................ .2 56
Operation ................................................... 256
Using th e Vo ice Cont ro l Sy st em ef fe c‐
tively ........................................................... 258
Essential vo ice commands ........................ .2 59
Multimedia sy st em .................................. 269
Overview and operation .............................. 269
Sy st em settings .......................................... 27 7
ENERGIZING comfort .................................. 289
Na vigation ................................................... 291
Te lephone .................................................. .3 15
Online and Internet functions ..................... 330
Media ......................................................... 337
Ra dio .......................................................... 350
Sound ........................................................ .3 57
Re ar Seat En te rt ainment Sy st em ............... .3 60 Maintenance and care ............................. 37 7
ASS YS T PLUS service inter va l display ........ .3 77
Engine compartment .................................. 37 8
Cleaning and care ...................................... .3 85
Breakdown assi st ance ............................ 393
Emergency ................................................. .3 93
Flat tire ....................................................... 393
Battery (vehicle) ......................................... 399
To w st arting or to wing aw ay ....................... 404
Electrical fuses ............................................ 41 0
Wheels and tires ....................................... 41 3
Noise or unusual handling ch aracteristics .. .4 13
Checking wheels and tires re gularly ............ 41 3
No te s on snow ch ains ................................ .4 14
Ti re pressure .............................................. .4 14
Loading th e ve hicle .................................... 420
Ti re labeling ................................................ 425
Definition of te rm s fo r tires and loading ..... 431
Changing a wheel ....................................... 433 Contents 3

Service and ve hicle operation
Ve hicle operation outside th e USA or Canada
When yo u are abroad wit h yo ur ve hicle, obser ve
th e fo llowing points:R
Service points or re placement parts may not
be av ailable immediatel y.R
Un leaded fuel may not be av ailable fo r ve hi‐
cles with a catalytic con ve rt er. Leaded fuel
may cause damage to th e catalytic con ve rt er.R
The fuel may ha ve an ex treme ly low octane
number. Un suitable fuel can cause engine
damage.
Some Mercedes-Benz models are av ailable in
Europe th ro ugh our European De liv ery Prog ra m.
Fo r more information, please consult an au th or‐
ized Mercedes‑Benz service center, or write to
one of th e fo llowing address:
In th e USA:
Mercedes-Benz US A, LLC
European Delivery Department
One Mercedes Drive
Montvale, NJ 07 64 5-0350 In Canada:
Mercedes-Benz Canada, Inc.
European Delivery Department
98 Va nde rh oof Av enue
To ro nto, Ontario M4G 4C9
Maintenance
Yo ur cus to mer advisor confirms th e service in
th e service re port.
Ro adside Assistance
The Mercedes-Benz Ro adside Assis ta nce Pro‐
gram of fe rs te ch nical help in th e case of a
breakdown. Yo ur calls to th e to ll-f re e Ro adside
Assis ta nce Hotline are ans we re d by our agents
24 hours a da y, 365 da ys a ye ar.
1-800- FO R- MERCedes (1-800-367-63 72 ) (USA)
1-800-387-0 10 0 (Canada)
Yo u can fi nd fur th er information in th e
Mercedes-Benz Ro adside Assis ta nce Program
brochu re (USA) or th e "Roadside Assis ta nce" section in th e maintenance and wa rr anty infor‐
mation booklet (Canada). Yo u will fi nd bo th in
th e ve hicle document wa llet.
Change of address or ch ange of ow nership
In th e ev ent of a ch ange of address, please send
us th e "Notification of address ch ange" in th e
Service and Guarantee booklet or simply call th e
Mercedes-Benz Cus to mer Assis ta nce Center
(USA) on th e hotline number
1-800- FO R- MERCedes (1-800-367-63 72 ) or Cus‐
to mer Service (Canada) on 1-800-387-0 10 0. We
can th en re ach yo u in a timely fa shion, if neces‐
sar y.
If yo u sell yo ur Mercedes, please lea ve all litera‐
ture in th e ve hicle so th at it is av ailable to th e
next ow ner. If yo u ha ve pur ch ased a used ve hi‐
cle, please send us th e "Notice of Pur ch ase of
Used Car" in th e Service and Guarantee booklet
or simply call th e Mercedes-Benz Cus to mer
Assis ta nce Center (USA) at th e hotline number
1-800- FO R- MERCedes (1-800-367-63 72 ) or Cus‐
to mer Service (Canada) at 1-800-387-0 10 0.Gene ra l no te s 21

Important notice fo r Cali fo rn ia re tail bu ye rs
and lessees of Mercedes-Benz automobiles
Under California law yo u may be entitled to a
re placement of yo ur ve hicle or a re fund of th e
pur ch ase price or lease price, if af te r a re asona‐
ble number of re pair attem pt s Mercedes-Benz
US A, LLC and/or its authorized re pair or service
fa cilities fa il to fi x one or more subs ta ntial
de fe cts or malfunctions in th e ve hicle th at are
co ve re d by its ex press wa rr ant y.
During a pe ri od of 18 months from original deliv‐
ery of th e ve hicle or a kilome te r/milea ge re ad‐
ing of 18 ,000 miles (29,000 km), whiche ve r
occurs fi rs t, ve hicle re pair is presumed fo r a
re ta il buyer or lessee if one or more of th e fo l‐
lowing occurs:
(1) th e serious defect or damage can re sult in
deadly or serious injury to th e ve hicle occu‐
pants while driving AND th is defect has
already been re paired at least twice AND
Mercedes‑Benz, LLC has been informed in
writing of th e necessity of a re pair.
(2) th e defect or damage, th ough less serious
th an (1) abo ve , has already been re paired at least fo ur times AND Mercedes‑Benz has
been informed in wr iting of th e necessity of
a re pair.
(3) th e ve hicle cannot be used fo r longer th an
30 calendar da ys because of re pair wo rk
re sulting from th is or ot her serious defects
or damage.
Please send yo ur wr itten notice to :
Mercedes‑Benz US A, LLC
Cus to mer Assis ta nce C enter
3 Mercedes Drive
Montvale, NJ 07 64 5-0350
Operating saf et y
Plug-in hy brid: obser ve th e no te s in th e Supple‐
ment. Otherwise, yo u may not re cognize dan‐
ge rs . q
WA RNING Risk of accident due to mal‐
functions or sy st em fa ilures
If yo u do not ha ve th e prescribed service/
maintenance wo rk or any requ ired re pairs
car ri ed out, th is could re sult in malfunctions
or sy st em fa ilures.

Qualified specialist wo rk shop
Plug-in hy brid: be sure to obser ve th e no te s in
th e Supplement. Otherwise, yo u may not re cog‐
nize dangers.
An au th orized Mercedes-Benz Center is a qu ali‐
fi ed specialist wo rk shop. It has th e necessary
specialist kn ow ledge, to ols and qu alifications to
cor re ctly car ry out th e wo rk re qu ired on yo ur
ve hicle. This particularly applies to wo rk re le va nt
to saf et y.
Alw ay s ha ve th e fo llowing wo rk car ri ed out on
yo ur ve hicle at a qu alified specialist wo rk shop:R
Wo rk re le va nt to saf et yR
Service and maintenance wo rkR
Re pair wo rkR
Modifications as we ll as ins ta llations and
con ve rs ionsR
Wo rk on electronic component parts
Mercedes‑Benz re commends an au th orized
Mercedes‑Benz Center. Cor re ct use of th e ve hicle
If yo u re mo ve any wa rn ing st ic ke rs , yo u or ot hers
could fa il to re cognize cer ta in dangers. Lea ve
wa rn ing st ic ke rs in position.
When using th e ve hicle, obser ve th e fo llowing
information: R
The saf et y no te s in th is manualR
The ve hicle te ch nical da taR
Tr af fi c ru les and re gulationsR
La ws and saf et y st andards per ta ining to
mo to r ve hicles
Problems with yo ur ve hicle
If yo u should ex perience a problem with yo ur
ve hicle, particularly one th at yo u belie ve may
af fe ct its safe ope ra tion, we ur ge yo u to contact
an au th orized Mercedes-Benz service center
immediately to ha ve th e problem diagnosed and
re ctified. If th e problem is not re sol ve d to yo ur
satisfaction, please discuss th e problem again
with th e authorized Mercedes-Benz service cen‐ te r or, if necessar y, contact us at one of th e fo l‐
lowing addresses.
In th e USA:
Cus to mer Assis ta nce Center
Mercedes-Benz US A, LLC
3 Mercedes Drive
Montvale, NJ 07 64 5-0350
In Canada:
Cu st omer Re lations Department
Mercedes-Benz Canada, Inc.
98 Va nde rh oof Av enue
To ro nto, Ontario M4G 4C9
Re porting saf et y defects
USA onl y:
The fo llowing te xt is published as re qu ired of
manufacturers under Ti tle 49, Code of U. S. Fe d‐
eral Re gulations, Pa rt 57 5 pursuant to th e
"N ational Tr af fi c and Mo to r Ve hicle Saf et y Ac t of
19 66". Gene ra l no te s 25

R
st atus messages concerning th e ve hicle and
its individual components (e.g. number of
wheel re vo lutions/speed, decele ra tion, lat‐
eral acceleration, display of th e fast ened seat
belts) R
malfunctions or defects in impor ta nt sy st em
components (e.g. lights, brakes) R
information on ve hicle damage eve ntsR
sy st em re actions in special driving situations
(e.g. air bag deployment, inter ve ntion of st a‐
bility control sy st ems)R
ambient conditions (e.g. te mp erature, ra in
sensor)
In addition to pr ov iding th e actual control unit
function, th is data assists th e manufacturer in
de te cting and re ctifying malfunctions and opti‐
mizing ve hicle functions. The majority of th is
data is te mp orary and is only processed in th e
ve hicle itself. Only a small portion of th e data is
st ored in th e ev ent or malfunction memor y.
When yo ur ve hicle is serviced, te ch nical da ta
from th e ve hicle can be re ad out by service net‐
wo rk emplo ye es or th ird parties. Services
include re pair services, maintenance processes, wa rr anty eve nts and qu ality assurance meas‐
ures, fo r ex ample. The re ad out is per fo rm ed via
th e legally prescribed port fo r OBD ("on-board
diagnostics") in th e ve hicle. The re spective
service network locations or th ird parties col‐
lect, process and use th e data. They document
te ch nical st atuses of th e ve hicle, assist in fi nd ‐
i
ng malfunctions and impr ov ing qu ality and are
transmit te d to th e manufacturer, if necessar y.
Fu rt hermore, th e manufacturer is subject to
product liability. Fo r th is, th e manufacturer
re qu ires te ch nical da ta from ve hicles.
Malfunction memories in th e ve hicle can be
re set by a service outlet as part of re pair or
maintenance wo rk .
They can enter data into th e ve hicle's con ve ni‐
ence and inf ot ainment functions th emselves as
part of th e selected equipment.
This includes, fo r ex ample: R
multimedia data such as music, fi lms or pho‐
to s fo r playba ck in an integrated multimedia
sy st em R
address book data fo r use in connection with
an integrated hands-free sy st em or an inte‐
grated navigation sy st em R
entered navigation destinations R
data about th e use of Internet services
This data can be st ored locally in th e ve hicle or
is located on a device which yo u ha ve connected
to th e ve hicle. If th is data is st ored in th e ve hi‐
cle, yo u can dele te it at any time. This data can
only be transmit te d to th ird parties upon yo ur
re qu est with particular re ga rd to th e scope of
use of online services according to yo ur selected
settings.
Yo u can st ore or ch ange con ve nience settings/
individualization in th e ve hicle at any time.
Depending on th e eq uipment, th is inc ludes, fo r
ex ample: R
seat and st eering wheel position settings R
suspension and climate control settings R
individualization such as interior lighting
If yo ur ve hicle is accordingly equipped, yo u can
connect yo ur smartphone or ano th er mobile endGeneral no te s 27

Before st arting, make sure:R
The legal st ipulations in th e area where yo ur
ve hicle is par ke d permit engine st arting via
smartphone. R
It is safe to st art and ru n th e engine where
yo ur ve hicle is par ke d.R
The fuel ta nk is su ff iciently fi lled.R
The st ar te r battery has suf fi cient ch ar ge .
St arting th e ve hicle using a smartphone
q
WA RNING Risk of crushing or entrap‐
ment due to unin te ntional st arting of th e
engine
Limbs could be crushed or trapped if th e
engine is st ar te d unintentionally during
service or maintenance wo rk .

Note s on paint wo rk /matt fi nish paint work care
Obser ve th e fo llowing information:
Information on cleaning and car eA vo iding damage to th e paintwork
Pa int R
Insect re mains: soak with insect re mo ve r and ri nse off th e
trea te d areas af te rw ards.R
Bird droppings: soak with wate r and ri nse off af te rw ards.R
Coolant, brake fl uid, tree re sins, oils, fuel and greases:
ge ntly ru b with a clo th soaked in petroleum et her or
lighter fl uid. R
Ta r st ains: use ta r re mo ve r.R
Wa x: use silicone re mo ve r. R
Do not apply st ic ke rs , fi lms et c.R
Re mo ve dirt immediately, where possible.
Matt fi nish R
The ve hicle should preferably be wa shed by hand using a
soft sponge, car shampoo and plenty of wate r.R
Only use care products re commended by Mercedes-Benz. R
Do not polish th e ve hicle and alloy wheels. R
Do not ha ve yo ur ve hicle cleaned at an automatic car
wa sh to o frequently and do not use wa sh programs which
fi nish wi th a hot wa x ve hicle treatment. R
Do not use paint cleaner, buf fi ng or polishing products
su ch as a gl oss preser ve r, e.g. wa x.R
Alw ay s ha ve paintwork re pairs car ri ed out at a qu alified
specialist wo rk shop. Maintenance and care 387

Obser ve th e fo llowing information:
Information on cleaning and car eA vo iding ve hicle damage
Seat belts
Clean with wa rm wate r and soap solution. R
Do not use ch emical cleaning agents. R
Do not dry seat belts by heating th em to ove r 17 6 °F
(80 °C) or ex posing th em to direct sunlight.
Display
Clean th e sur fa ce carefully wi th a mic ro fi ber clo th and
TFT/LCD display cleaner. R
Swit ch off th e display and allow to cool.R
Do not use any ot her cleaning products.
Plastic trim R
Clean with a damp microfiber clo th .R
If th e trim is ve ry dirty: use a cleaning agent re commen‐
ded by Mercedes-Benz. R
Do not apply st ic ke rs , fi lms et c.R
Do not allow cosmetics, insect re pellent or sun cream to
come in contact wi th th e plastic trim.
Genuine wo od/t ri m
elements R
Clean wi th a mic ro fi ber clo th .R
Bla ck piano-lac qu er look: clean with a damp clo th and
soap solution. R
If th e trim is ve ry dirty: use a cleaning agent re commen‐
ded by Mercedes-Benz. Do not use sol ve nt-based cleaning agents, polishes or wa xe s.
Headliner
Clean with a brush or dry shampoo.
Carpet
Use carpet and te xtile cleaning agents re commended by
Mercedes-Benz. Maintenance and care 391

Information on cleaning and car eA vo iding ve hicle damage
Genuine leather
seat co ve rs R
Clean wit h a damp clo th and th en wipe with a dry clo th .R
Leather care: use lea th er care agents th at ha ve been re c‐
ommended by Mercedes-Benz. Do not allow th e leather to become to o damp.
Do not use a microfiber clo th .
DINAMIC A sea t cov‐
er s Clean wit h a dam p clo th .D o not use a microfiber clo th .
Ar tificial leather
seat co ve rs Clean wit h a damp clo th and 1% soap solution .D o not use a microfiber clo th .
Clo th seat co ve rs
Clean wit h a damp clo th and 1% soap solution and allow to
dr y.
EAS Y- PA CK trun k
bo x Clea n wi th a damp clo th .D o not use any alcohol-based th inners, ga soline or abrasive
cleaning agents.392
Maintenance and care