MERCEDES-BENZ E CLASS 2018 Service Manual

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.

R
Alw ay ss to wa nd secur eo bject sc or re ctl y.
Objects in th ev ehicle interior ma yp re ve nt an air
ba gf ro mf unctioning cor re ctly .E ac hv ehicle
occupant mus ta lw ay sm ak es ur eoft he fo llow‐
ing: R
Ther ea re no people, animals or objects
between th ev ehicle occupants and an air
bag. R
Ther ea re no object sb et we en th es eat, door
and door pillar (B-pillar). R
Ther ea re no har do bjects, e.g. coat hangers,
hanging on th eg ra bh andles or coat hooks.R
Ther ea re no accessor yp arts, suc hasc up
holders, attached to th ev ehicle within th e
deployment area of an air bag, e.g. on doors,
side windo ws or side trim.R
Ther ea re no heavy ,s harp-edged or fragile
object sint he poc ke ts of yo ur clo th ing. St ore
suc ho bject sinas uitable place. Re duce da ir bag pr ot ection
q
WA RNING Risk of inju ry from modi fi ca‐
tions to th ea irbag co ve r
If yo um odify an airbag co ve rora ff ix objects
suc hass tic ke rs to it, th ea irbag can no lon‐
ge rf unction cor re ctl y.

q
WA RNING Risk of inju ry due to deplo ye d
airbag
Ad eplo ye da irbag no longer has ap ro te ctive
function and cann ot pr ot ect as intended in
th ee ve nt of an accident.

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.

The st atus of th ef ro nt passenger air bag is dis‐
pla ye da ft er th es yst em self-tes t:R
PA SSENGER AIR BA GONl ight supf or
60 seconds, subsequently bo th PA SSENGER
AIR BA GONa nd OF Fi ndicator lamps ar eo ff :
th ef ro nt passenger air bag is able to deploy
in th ee ve nt of an accident.R
PA SSENGER AIR BA GO FF light supc ontinu‐
ously: th ef ro nt passenger air bag is deactiva‐
te d. It will th en no tbed eplo ye dint he eve nt
of an accident.
If th eP ASSENGER AIR BA GONi ndicator lam pi s
off, on ly th eP ASSENGER AIR BA GO FF indicator
lam ps ho ws th es ta tus of th ef ro nt passenger air
bag. The PA SSENGER AIR BA GO FF indicator
lam pm ay be lit continuousl yorbeo ff .
If th eP ASSENGER AIR BA GO FF indicator lamp
and th e u re st ra int sy st em wa rn ing lamp
light up simultaneousl y, th ef ro nt passenger seat
ma yn ot be used. Also in th is case, do no ti ns ta ll
ac hild re st ra int sy st em on th ef ro nt passenger
seat. Ha ve th ea utomatic front passenger air bag
shutof fc hec ke da nd re paired immediatel yata
qu alified specialis tw or ks hop. St atus display
If th ef ro nt passenger seat is occupied, ensure,
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 fo r
th ep re va iling situation.
Af te ri nstalling ar ear wa rd -facing ch ild
re st ra int sy st em to th ef ro nt passenger
seat : PA SSENGER AIR BA GO F
F mus tbel it con‐
tinuousl y.
q
WA RNING Risk of inju ry or deat hf ro m
using ar ear wa rd -facing ch ild re st ra int
sy st em when th ef ro nt passenger air bag
is enabled
If yo us ecur eac hild in ar ear wa rd -facing
ch ild re st ra int sy st em on th ef ro nt passenger
seat and th eP ASSENGER AIR BA GO FF indi‐
cator lam piso ff ,t he front passenger air bag
can deplo yint he ev ent of an accident.
The ch ild could be st ru ck by th ea ir bag.
Alw ay se nsur et hat th ef ro nt passenger air
bag is disabled. The PA SSENGER AIR BA G
OFF indicator lam pm us tbel it. NEVER use ar ear wa rd fa cing ch ild re st ra int
on as eat pr ot ected by an AC TIVE FRONT AIR
BA Ginf ro nt of it ;D EA TH or SERIOUS INJURY
to th ec hild can occur.
When ins ta lling ac hild re st ra int sy st em to th e
front passenger seat, obse rv et he ve hicle-spe‐
cific information .
Depending on th ec hild re st ra int sy st em and th e
st atur eoft he ch ild, th eP ASSENGER AIR BA G
OFF indicator lam pm ay be off. In th is case, do
no tf it th er ear wa rd -facing ch ild re st ra int sy st em
to th ef ro nt passenger seat.
Ins te ad, fi tt he re ar wa rd -facing ch ild re st ra int
sy st em to as uitable re ar seat.
Af te ri nstalling af or wa rd -facin gc hild
re st ra int sy st em to th ef ro nt passenger
seat: depending on th ec hild re st ra int sy st em
and th es ta tur eoft he ch ild, PA SSENGER AIR
BA GO FF ma ybel it continuousl yorbeo ff .
Alw ay so bser ve th ef ollowing information. Occupant saf et y 43

q
WA RNING Risk of inju ry or deat hd ue to
incor re ct positioning of th ef or wa rd -
fa cing ch ild re st ra int sy st em
If yo us ecur eac hild in af or wa rd -facin gc hild
re st ra int sy st em on th ef ro nt passenger seat
and yo up ositio nt he front passenger seat to o
clos etot he cockpit, in th ee ve nt of an acci‐
dent, th ec hild could:R
Come int oc on ta ct wi th th ev ehicle inte‐
ri or if th eP ASSENGER AIR BA GO FF indi‐
cator lam pisl it ,f or ex ample.R
Be st ru ck by th ea ir bag if th e
PA SSENGER AIR BA GO FF indicator lamp
is off.

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.

q
WA RNING Risk of fa ta li njur yd ue to
ex posur etoe xtreme heat or col dint he
ve hicle
If people –p articularly ch ildren –a re
ex posed to ex treme heat or col do ve ra n
ex te nde dp erio doft ime, th er eisar isk of
inju ry or eve nf atal injur y.

q
WA RNING Risk of inju ry or deat hc aused
by incor re ct ins ta llation of th ec hild
re st ra int sy st em
If th ec hild re st ra int sy st em is incor re ctly
ins ta lled on as uitable seatin gp osition, it
canno tp er fo rm its intended pr ot ectiv ef unc‐
tion.
The ch ild canno tber estrained in th ee ve nt of
an accident, heavy braking or as udde n
ch ang eofd irection.