2018 MERCEDES-BENZ S CLASS light

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

Re st ra int sy st em functionality
When th e ignition is switched on, a sy st em self-
te st is per fo rm ed, during which th e u
re st ra int sy st em wa rn ing lamp lights up. It goes
out no later th an a fe w seconds af te r th e ve hicle
is st ar te d. The components of th e re st ra int sys‐
te m are th en functional.
Malfunctioning re st ra int sy st em
A malfunction has occur re d in th e re st ra int sys‐
te m if: R
The u re st ra int sy st em wa rn ing lamp
does not light up when th e ignition is
switched on. R
The u re st ra int sy st em wa rn ing lamp
lights up continuously or re peatedly during a
journe y. q
WA RNING Risk of inju ry or fa ta l injury
due to a malfunction in th e re st ra int sys‐
te m
If th e re st ra int sy st em is malfunctioning,
re st ra int sy st em components may be trig‐
ge re d unintentionally or might not be trig‐
ge re d at all in th e eve nt of an accident. This
may af fe ct th e Emer ge ncy Te nsioning Device
or airbag, fo r ex ample.

PA SSENGER AIR BA G indicator lamp
Sy st em self- te st
When th e ignition is switched on, a sy st em self-
te st is per fo rm ed during which th e two
PA SSENGER AIR BA G ON and OFF indicator
lamps light up simultaneousl y. The st atus of th e front passenger air bag is dis‐
pla ye d af te r th e sy st em self-tes t:R
PA SSENGER AIR BA G ON lights up fo r
60 seconds, subsequently bo th PA SSENGER
AIR BA G ON and OFF indicator lamps are off:
th e front passenger air bag is able to deploy
in th e eve nt of an accident. R
PA SSENGER AIR BA G OFF lights up continu‐
ously: th e front passenger air bag is deactiva‐
te d. It will th en not be deplo ye d in th e eve nt
of an accident.
If th e PA SSENGER AIR BA G ON indicator lamp is
off, on ly th e PA SSENGER AIR BA G OFF indicator
lamp sho ws th e st atus of th e front passenger air
bag. The PA SSENGER AIR BA G OFF indicator
lamp may be lit continuously or be off.
If th e PA SSENGER AIR BA G OFF indicator lamp
and th e u re st ra int sy st em wa rn ing lamp
light up simultaneousl y, th e front passenger seat
may not be used. Also in th is case, do not ins ta ll
a ch ild re st ra int sy st em on th e front passenger
seat. Ha ve th e automatic front passenger air bag
shutoff ch ec ke d and re paired immediately at a
qu alified specialist wo rk shop. St atus display
If th e front passenger seat is occupied, ensure,
bo th before and durin g th e
journe y, th at th e st a‐
tus of th e front passenger air bag is cor re ct fo r
th e pr eva iling situation.
Af te r in st alling a re ar wa rd -facing ch ild
re st ra int sy st em on th e front passenger
seat: PA SSENGER AIR BA G OFF must be lit con‐
tinuousl y.
q
WA RNING Risk of inju ry or death from
using a re ar wa rd -facing ch ild re st ra int
sy st em when th e front passenger air bag
is enabled
If yo u secure a ch ild in a re ar wa rd -facing
ch ild re st ra int sy st em on th e front passenger
seat and th e PA SSENGER AIR BA G OFF indi‐
cator lamp is off, th e front passenger air bag
can deploy in th e ev ent of an accident.
The ch ild could be st ru ck by th e air bag.
Alw ay s ensure th at th e front passenger air
bag is disabled. The PA SSENGER AIR BA G
OFF indicator lamp must be lit. Occupant saf et y 43

should not use th e front passenger seat.
Ins te ad, th ey should use a re ar seat.R
If th e front passenger seat is occupied with a
person of smaller st ature (e.g. a te enager or
small adult), th e PA SSENGER AIR BA G OFF
indicator lamp either lights up continuously
or re mains out, depending on th e re sult of
th e classification: -
PA SSENGER AIRB AG OFF is off: mo ve th e
front passenger seat as fa r back as possi‐
ble or a person of smaller st ature should
use a re ar seat.-
If th e PA SSENGER AIRB AG OFF indicator
lamp is lit continuously: a person of
smaller st ature should not use th e front
passenger seat.
q
WA RNING Risk of inju ry or death when
th e PA SSENGER AIR BA G OFF indicator
lamp is lit
If th e PA SSENGER AIR BA G OFF indicator
lamp re mains lit af te r th e sy st em self-test,
th e front passenger air bag is deactivated. It
will not be deplo ye d in th e ev ent of an acci‐ dent. In th is case, th e front passenger air bag
cann ot per fo rm its intended pr ot ective func‐
tion, e.g. when a person is seated in th e front
passenger seat.
That person could, fo r ex ample, come into
con ta ct wi th th e ve hicle interior, especially if
th e person is sitting to o close to th e cockpit.
If th e front passenger seat is occupied,
alw ay s ensure th at: R
The classification of th e person in th e
front passenger seat is cor re ct and th e
front passenger air bag is enabled or
deactivated in accordance with th e per‐
son in th e front passenger seat. R
The person is seated proper ly with a cor‐
re ctly fast ened seat belt. R
The front passenger seat has been mo ve d
as fa r back as possible.
Fu rt her re lated subjects: R
Child re st ra int sy st em on th e front passenger
seat ( →
page 53). PRE-SAFE ®
sy st em
Information on PRE- SA FE ®
(anticipa to ry
occupant pr ot ection)
PRE- SA FE ®
is able to de te ct cer ta in critical driv‐
ing situations and implement pre-em pt ive meas‐
ures to pr ot ect th e ve hicle occupants.
PRE-SAFE ®
can implement th e fo llowing meas‐
ures independently of each ot her: R
Ti ghtening th e seat belts on th e driver's seat
and front passenger seat. R
Closing th e side windo ws . R
Ve hicles with sliding sunroof: Closing th e
sliding sunroof. R
Ve hicles with memory function: Moving
th e front passenger seat to a more fa vo ra ble
seat position. R
Ve hicles with memory function in th e
re ar passenger co mp artment: moving th e
outer re ar seats to a more fa vo ra ble seat
position. Occupant saf et y 45

q
WA RNING Risk of becoming trapped
despi te re ve rs ing pr ot ection on th e side
window
The re ve rs ing function does not re act:R
to soft, light and th in objects, e.g. small
fi ngers. R
ove r th e last

Problem
Po ssible causes/consequences and P Solutions
If a side window is obstructed again during closing and re opens again slightly:

By pushing or pulling th e W button, yo u can
inter ru pt th e automatic functions: "Rain closing
function when driving" and "Automatic lo we ri ng
fe ature".
Ra in closing function when driving
The ra ised sliding sunroof automatically lo we rs
when driving if it st arts to ra in.
Au to matic lo weri ng fe ature
If th e sliding sunroof is ra ised at th e re ar, it auto‐
matically lo we rs slightly at higher speeds. At low
speeds, it is ra ised again automaticall y.
q
WA RNING Risk of entrapment by auto‐
matic lo we ri ng of th e sliding sunroof
At high speeds th e ra ised sliding sunroof
automatically lo we rs slightly at th e re ar.
This could trap yo u or ot her persons.

Using th e cigar et te lighter in th e front center
console
q
WA RNING ‑ Risk of fi re and injury from
hot cigar et te lighter
Yo u can burn yo urself if yo u to uch th e hot
heating element or th e soc ke t of th e ciga‐
re tte lighter.
In addition, fl ammable materials may ignite
if: R
yo u dr op th e hot cigar et te lighterR
a ch ild holds th e hot cigar et te lighter to
objects, fo r ex ample