belt MERCEDES-BENZ E CLASS 2018 Owners Manual

eral acceleration ,d ispla yoft he fast ened seat
belts) R
malfunctions or defect sini mp or ta nt sy st em
components (e.g. lights, brakes) R
information on ve hicle damag ee ve ntsR
sy st em re action sins pecial drivin gs ituations
(e.g. air bag deployment, inter ve ntio nofs ta ‐
bilit yc ontrol sy st ems)R
ambient conditions (e.g. te mp erature, ra in
sensor)
In addition to pr ov iding th ea ctual control unit
function ,t his dat aa ssists th em anufacturer in
de te cting and re ctifying malfunctions and opti‐
mizing ve hicle functions. The majority of th is
dat aist emporar ya nd is onl yp ro cessed in th e
ve hicle itself. Onl yas mall portion of th ed at ai s
st ored in th ee ve nt or malfunctio nm emor y.
When yo ur ve hicle is serviced, te ch nica ld at a
from th ev ehicle can be re ad out by service net‐
wo rk emplo ye es or th ir dp arties .S ervices
include re pair services, maintenanc ep ro cesses,
wa rr ant ye ve nts and qu alit ya ssurance meas‐
ures, fo re xamp le. The re ad out is per fo rm ed via
th el egall yp re scribed por tf or OBD ("on-board diagnostics" )int he ve hicle. The re spective
service networ kl ocations or th ir dp arties col‐
lect ,p ro ces sa nd use th ed ata. The yd ocument
te ch nica ls ta tuses of th ev ehicle, assis tinf ind‐
in gm al functions and impr ov ing qu alit ya nd are
transmitted to th em anufacturer ,ifn ecessar y.
Fu rt hermore, th em anufacturer is subject to
product liabilit y .F or th is, th em anuf
acturer
requ ires te ch nica ld at af ro mv ehicles.
Malfunctio nm emories in th ev ehicle can be
re se tbya servic eo utle tasp ar tofr epair or
maintenanc ew or k.
The yc an enter dat ai nt ot he ve hicle's con ve ni‐
ence and inf ot ainment function st hemselves as
par toft he selected equipment.
This includes, fo re xa mp le:R
multimedia dat as uc hasm usic ,f ilms or pho‐
to sf or playbac kinani ntegrated multimedia
sy st em R
address book dat af or use in connection with
an integrated hands-free sy st em or an inte‐
grated navigation sy st emR
entered navigation destinations R
dat aa bout th eu se of Interne ts ervices This dat ac an be st ored locally in th ev ehicle or
is located on ad ev ice whic hy ou ha ve connected
to th ev ehicle. If th is dat aiss to re dint he ve hi‐
cle, yo uc an dele te it at an yt ime. This dat ac an
onl ybet ransmit te dtot hir dp arties upon yo ur
re qu es tw it hp articular re ga rd to th es cope of
use of online services according to yo ur selected
settings.
Yo uc an st or eorc hang ec on ve nience settings/
individualizatio nint he ve hicle at an yt ime.
Depending on th ee qu ipment, th is includes, fo r
ex ample: R
seat and st eering wheel position settings R
suspension and climat ec ontrol settings R
individualization suc hasi nterior lighting
If yo ur ve hicle is accordingly equipped ,y ou can
connect yo ur smartphon eora no th er
mobile end
device to th ev ehicle. Yo uc an cont ro lt hem via
th ec ontrol element si ntegrated in yo ur ve hicle.
Images and audi of ro mt he smartphone can be
output via th em ultimedia sy st em. Cer ta in infor‐
matio niss imultaneousl yt ransmit te dtoy ou r
smartphone. General no te s 27

st anding ho wav ehicle's sy st ems per fo rm ed.
The ED Risd esigned to re cor dd at ar elated to
ve hicle dynamics and saf et ys ys te ms fo ras hort
period of time, typically 30 seconds or less.
The EDR in th is ve hicle is designed to re cord
su ch dat aa s:R
Ho wv arious sy st ems in yo ur ve hicle we re
operating R
Whe th er or no tt he driver and front
passenger seat belts we re buckled/fas te nedR
Ho wf ar (i fata ll )t he driver wa sd epressing
th ea ccelera to ra nd/or brak ep eda la ndR
Ho wf as tt he ve hicle wa st ra ve ling.
This dat ac an help pr ov ide ab et te ru nder st and‐
ing of th ec ircums ta nces in whic ha ccidents and
inju ri es occur .N OT E: ED Rd at aisr ecorded by
yo ur ve hicle onl yifan on-trivial crash situation
occurs; no dat aisr ecorded by th eE DR under
normal driving conditions and no personal data
(e.g. name, ge nde r, ag ea nd crash location) is
re corded .H owe ve r, ot her parties, suc hasl aw
enforcement ,c ould combine th eE DR dat aw ith
th et ype of personall yi dentifying dat ar outinely
acquired during ac ra sh in ve st igation. Ac cess to th ev ehicle and/or th eE DR is needed
to re ad dat at hat is re corded by an EDR, and
special equipment is re qu ired. In addition to th e
ve hicle manufacturer ,o th er parties th at ha ve th e
special equipment, suc hasl aw enforcement,
can re ad th ei nformation by accessing th ev ehi‐
cle or th eE DR .
ED Rd at am ay be used in civil and crimin al
mat‐
te rs as at ool in accident re construction, acci‐
dent claims and ve hicle saf et y. Since th eC ra sh
Dat aR et ri eva l( CDR) to ol th at is used to ex tract
da ta from th eE DR is commerciall ya va ilable,
Mercedes-Ben zU SA ,L LC ("MBUSA") ex pressly
disclaims an ya nd all liability arising from th e
ex traction of th is informatio nbyu nauthorized
Mercedes-Ben zp ersonnel.
MBUS Aw ill no ts har eE DR dat aw it ho th er sw ith‐
out th ec onsent of th ev ehicle ow ner or ,ift he
ve hicle is leased, without th ec onsent of th el es‐
see. Exception stot his re presentation include
re sponses to subpoenas by la we nforcement ;b y
fe deral, st at eorl ocal go ve rn ment ;inc onnection
wit hora ri sing out of litigation in vo lvin gM BUSA
or its subsidia ri es and af fi liates; or ,asr equired
by la w. Wa rn ing: th eE DR is ac omponen toft he
Re st ra int Sy st em Module. Ta mp ering with, alter‐
ing, modifying or re moving th eE DR component
ma yr esult in am alfunction of th eR estraint Sys‐
te mM odule and ot her sy st ems.
St at el aws or re gulations re ga rd ing EDRs th at
con fl ict wit hf ederal re gulation ar ep re -em pte d.
This means th at in th ee ve nt of su ch conflict, th e
fe deral re gulation go ve rn s. As of Fe bruar y2 01 3,
13 st ates ha ve enacted la ws re latin gtoE DRs.
Co py ri ght
Fr ee and open source software
In fo rm atio nonf re ea nd open source software
licenses fo ry our ve hicle's softwar ec an be fo und
on th ed at as to ra ge medium in yo ur ve hicle
document wa lle ta nd on th eI nterne tt og et her
wit hu pdates:
http://www.mercedes-benz.com/opensource General no te s 29

Re st ra int sy st em
Pr ot ection by th er estraint sy st em
The re st ra int sy st em includes th ef ollowing:R
Seat belt sy st emR
Air bags R
Child re st ra int sy st emR
Child seat securing sy st em
The re st ra int sy st em can re duce th er isk of ve hi‐
cle occupants coming int oc ontact wit hp arts of
th ev ehicle interior in th ee ve nt of an accident. In
th ee ve nt of an accident, th er estraint sy st em
can also re duce th ef orces to whic ht he ve hicle
occupants ar es ubjected.
As eat belt can onl yp ro vide th eb es tl eve lofp ro ‐
te ction if it is wo rn cor re ctl y. Depending on th e
de te cted accident situation, Emergency Te nsion‐
ing Device sa nd/or ai rb ag ss upplem ent th ep ro ‐
te ction of fe re dbyac or re ctl yw or ns eat belt.
Emer ge ncy Te nsioning Device sa nd/or ai rb ag s
ar en ot depl oy ed in eve ry accident. In order fo rt he re st ra int sy st em to pr ov ide th e
intended le ve lofp ro te ction, eac hv ehicle occu‐
pant mus to bser ve th ef ollowing information:R
Fa st en seat belts cor re ctl y.R
Sit in an almos tu pright seat position wi th
th eir bac ka ga ins tt he seat backrest.R
Sit wit ht heir fe et re st ing on th ef loor ,ifp os‐
sible. R
Alw ay ss ecur ep ersons under 5ft( 1. 50 m)
ta ll in an additional re st ra int sy st em suitable
fo rM ercedes-Benz ve hicles.
Ho we ve r, no sy st em av ailable to da yc an com‐
ple te ly elimin at ei njuries and fa ta lities in eve ry
ac c
iden ts ituation. In particular ,t he seat belt
and air bag ge nerally do no tp ro te ct against
objects penetrating th ev ehicle from th eo utside.
It is also no tp ossible to compl et el yr ule out th e
ri sk of injur yc aused by th ea ir bag deploying. Re duce dr estraint sy st em pr ot ection
q
WA RNING Risk of inju ry or deat hf ro m
modifications to th er estraint sy st em
The re st ra int sy st em can no longer function
cor re ctly af te ra lterations ha ve been made.
The re st ra int sy st em ma yt hen no tp ro te ct
th ev ehicle occupants as intended by fa iling
in an accident or triggering unexpec te dly ,f or
ex ample

The co mp onent soft he re st ra int sy st em can
be activated or deplo ye di ndependentl yo f
eac ho th er:
Component De te cted deploy‐
men ts ituation
Emer ge ncy Te nsion‐
ing Devices Fr ontal impact, re ar
impact ,s ide impact,
ro llo ve r
Driver' sa ir bag, front
passenger ai rb ag Fr ontal impact
Knee air bag Fr ontal impact
Side air bag Side impact
Wi ndo wa ir ba gS ide impact ,r ollo ve r,
frontal impact
Belt air bag Fr ontal impact
PRE-SAFE ®
Impulse
Side Side impact
The front-passenger air bag can be deplo ye di n
an acciden to nl yift he PA SSENGER AIR BA GO FF indicator lam piso ff .Ift he front passenger seat
is occupied, mak es ure, bo th befor ea nd during
th ej ourne y, th at th es tatus of th ef ro nt
passenger air bag is cor re ct ( →
pa ge 42).
q
WA RNING Risk of bu rn sf ro mh ot air bag
components
The air bag parts ar eh ot af te rana ir bag has
been depl oy ed.

q
WA RNING Risk of inju ry or deat hd ue to
incor re ctl yf as te ned seat belt
If th es eat belt is no tw or nc or re ctly ,itc an‐
no tp er fo rm its intended pr ot ectiv ef unction.
In addition, an incor re ctly fast ened seat belt
can also cause injuries, fo re xa mp le, in th e
ev ent of an acciden torw hen braking or
ch anging direction sudden ly .

Onl yu se seat belts th at ha ve been appr ove df or
yo ur ve hicle by Mercedes-Benz.
q
WA RNING Risk of inju ry or deat hf ro m
deplo ye dp yr ot echni cE mergency Te n‐
sioning Devices
Py ro te ch nic Emergency Te nsioning Devices
th at ha ve been deplo ye da re no longer opera‐
tional and ar eu nable to per fo rm th eir inten‐
ded pr ot ectiv ef unction.

BA GO FF indicator lam piso ff .Ift he front
passenger seat is occupied, mak es ure, bo th
befor ea nd during th ej ourne y, th at th es ta tus of
th ef ro nt passenger air bag is cor re ct
( →
pa ge 42).
u NO TE Impo rt ant points to re member if
th ef ro nt passenger seat is unoccupied
In an accident, th ec omponents of th e
re st ra int sy st em ma yd eplo yu nnecessarily
on th ef ro nt passenger side if:R
Ther ea re heavy objects on th ef ro nt
passenger seat. R
The seat belt to ngu eise ngaged in th e
seat belt buckle of th ef ro nt passenger
seat and th ef ro nt passenger seat is
unoccupied.

Ap erso nont he front passenger seat must
obser ve th ef ollowing information:R
Fa st en seat belts cor re ctl y.R
Sit in an almos tu pright seat position wi th
th eir bac ka ga ins tt he seat backrest.R
Sit wit ht heir fe et re st ing on th ef loor ,ifp os‐
sible.
Otherwise, th ef ro nt passenger air bag ma yb e
deactivated by mis ta ke ,f or ex ample in th ef ol‐
lowing situations: R
The front passenger transfer st heir we ight by
supporting th emselves on av ehicle armrest.R
The front passenger sits in suc haw ay th at
th eir we ight is ra ised from th es itting sur‐
fa ce.
q
WA RNING Risk of inju ry or deat hd ue to
deactivated front passenger airbag
If th eP ASSENGER AIR BA GO FF indicator
lam pisl it ,t he front passenger airbag is disa‐
bled. It will no tbed eplo ye dint he eve nt of
an accident and canno tp er fo rm its intended
pr ot ectiv ef unction. Ap erson in th ef ro nt passenger seat could
th en, fo re xa mp le, com ei nt oc on ta ct wi th
th ev ehicle interior ,e specially if th ep erson is
sitting to oc lose to th ec ockpit.
If th ef ro nt passenger seat is occupied,
alw ay se nsur et hat: R
The classification of th ep erson in th e
front passenger sea tisc or re ct and th e
front passenger airbag is enabled or disa‐
ble dina ccordance wit ht he person in th e
front passenger seat. R
The front passenger sea th as been mo ve d
as fa rb ac kasp ossible.R
The person is seated cor re ctl y.

dent .Int his case, th ef ro nt passenger air bag
cann ot per fo rm its intended pr ot ectiv ef unc‐
tion ,e .g. when ap erson is seated in th ef ro nt
passenger seat.
That person could, fo re xa mp le, com ei nto
con ta ct wi th th ev ehicle interior ,e specially if
th ep erson is sitting to oc lose to th ec ockpit.
If th ef ro nt passenger seat is occupied,
alw ay se nsur et hat:R
The classification of th ep erson in th e
front passenger sea tisc or re ct and th e
front passenger air bag is enabled or
deactivated in accordance wit ht he per‐
son in th ef ro nt passenger seat.R
The person is seated proper ly wit hac or‐
re ctly fa st ened seat belt.R
The front passenger seat has been mo ve d
as fa rb ac kasp ossible.
Fu rt her re lated subjects:R
Child re st ra int sy st em on th ef ro nt passenger
seat ( →
pag e5 3). PRE-SAFE ®
sy st em
PRE- SA FE ®
(Pre-Crash Saf et y- Sy st em)
PRE- SA FE ®
is able to de te ct cer ta in critical driv‐
ing situations and implemen tp re -em pt iv em eas‐
ures to pr ot ect th ev ehicle occupants.
PRE-SAFE ®
can implement th ef ollowing meas‐
ures independentl yofe ac ho th er:R
Ti ghtening th es eat belts on th ed ri ve r's seat
and front passenger seat. R
Closing th es ide windo ws .R
Ve hicles with sliding sunroof: closing th e
sliding sunroof. R
Ve hicles with memor yf unction: moving
th ef ro nt passenger seat to am or ef avo ra ble
seat position. R
Ve hicles with multicontour seat: increas‐
ing th ea ir pressur eint he seat side bols te rs
of th es eat backrest. R
PRE-SAFE ®
Sound: pr ov ided th at th em ulti‐
media sy st em is switched on, ge nerates a
brie fn oise signa ltos timulat et he innat ep ro ‐
te ctiv em echanism of ap erson's hea ri ng. u NO TE Dama ge caused by object sint he
fo ot we ll or behin dt he seat
The automatic adjustment of th es eat posi‐
tion ma yr esult in damag etot he seat and/or
th eo bject.

occupants. These measures cann ot necessa ri ly
pr eve nt an imminent impact.
PRE-SAFE ®
PLUS can implement th ef ollowing
measures independentl yofe ac ho th er:R
Ti ghtening th es eat belts on th ed ri ve r's seat
and front passenger seat. R
Inc re asin gb ra ke pressur ew hen th ev ehicle
is st ationar y. This brak ea pplication is can‐
celed automaticall yw hen th ev ehicle pulls
aw ay .
If an accident did no to ccur ,t he pre-em pt ive
measures th at we re ta ke na re re ve rs ed.
Sy st em limitations
The sy st em will no ti nitiat ea ny action in th ef ol‐
lowing situations: R
when re ve rs ing
The sy st em will no ti nitiat ea ny braking applica‐
tion in th ef ollowing situations:R
whils td ri ving
or R
when entering or ex itin gap arkin gs pace
while using Ac tiv eP arking Assist
Information on PRE- SA FE ®
Impulse Side
If an imminent side impact is de te cted, PRE-
SA FE ®
Impulse Side can pre-emptively mo ve th e
front-seat ve hicle occupant's upper body
to wa rd st he center of th ev ehicle. It does th is by
ra pidl yi nflating an air cushion in th eo uter seat
side bols te roft he seat backres tont he side on
whic ht he impact is anticipated. This increases
th ed is ta nce betwee nt he door and th ev ehicle
occupant.
If PRE-SAFE ®
Impulse Side has been deplo ye do r
is defective, th e 35(6$)( ,PSXOVH 6LGH ,QRSHUD
WLYH 6HH 2SHUDWRU
V 0DQXDO displa ym essag ei s
shown ( →
pag e3 97 ). Children in th ev ehicle
Note sont he saf et ra nsportation of ch ildren
q
WA RNING Risk of accident and inju ry
due to ch ildren lef tu nat te nde dint he
ve hicle
If yo ul ea ve ch ildren unaccompanied in th e
ve hicle, th ey ma ybea bl etos et th ev ehicle in
motion, fo re xamp le by : R
Re leasing th ep arking brake. R
Shifting th et ransmission out of park
position ] . R
St artin gt he engine.
In addition, th ey ma yo perat ev ehicle equip‐
ment.