ignition MERCEDES-BENZ G-CLASS 2019 Service Manual

R
Fuse boxon theright side ofthecoc kpit
(/ page368)
R Fuse boxin there ar passe nger com partment
(/ page36 8) Open
ingand closing thefus ebo xin the
engine compartmen t Re
quiremen ts:
R Adr yclo thand asc rewdr iver areav ailable.
Obse rveth eno teson electr icalfuses
(/ page36 7).
Opening &
WARNIN GRisk ofinju ryfrom using the
winds hieldwiper swhile theengine hood
is open
When theengine hoodisopen andthewind‐
shield wipersar ese tin mo tion ,yo ucan be
tr apped bythewiper linkage. #
Alw aysswitc hof fth ewindshield wipers
and ignition beforeopening theengine
hood. #
Open thehood. #
Remo veanyex istin gmois turefrom thefuse
bo xusing adr yclo th. #
Loosen screws1. #
Foldout cover2 inthedir ect ion ofthe
ar row and remo veit. Closing #
Chec kwhe ther theseal isposition edcor‐
re ctly inthelid. #
Place tabs 3 ofcover2 inthefuse box. #
Ensur eth at cover2 sits onthefuse box. #
Tight enscrews1. #
Close thehood. Opening
andclosing thefus ebo xin the
coc kpit The
fuse boxis on theside ofthedashboar d
under aco ver. #
Con tact an author ized Mercedes-B enzCen‐
te rfo rfur ther information . Opening
andclosing thefus ebo xin there ar
passe nger comp artment Obse
rveth eno teson electr icalfuses
(/ page36 7). #
Foldtheright-h andseat cushion forw ard
(/ page95) . 368
Break down assis tance

&
WARNIN GRisk ofinju ryfrom oper ating
fl uids harmfulto your healt h
Oper atingfluids maybe pois onous and harm‐
ful toyour healt h. #
Obs erve thete xt on theor iginal con‐
ta iner swhen using, stor ing ordisposing
of oper ating fluids. #
Alw aysst or eoper ating fluids seale din
th eir original container s. #
Alw ayske ep childr enaway from oper at‐
ing fluids. +
ENV
IRON MEN TALNO TEEnvironme ntal
po lluti on cau sed byenvironmen tally irre ‐
sponsible disposal #
Dispose ofoper ating fluids inan envi‐
ro nment ally responsible manner. Oper
ating fluids include thefo llo wing:
R Fuels
R Lubricant s
R Coolant R
Brak efluid
R Windsh ield wa sher fluid
R Climat eco ntro lsy stem refrig er ant
Only useprodu ctsapp rove dby Mer cedes-Ben z.
Damag ecaused bytheuse ofproducts that have
no tbe en approve dis no tco veredby the
Mer cedes-Ben zwa rrant yor good willgestur es.
Yo ucan iden tifyoper atingfluids approvedby
Mer cedes-Ben zby thefo llo wing inscript ions on
th econ tainer :
R MB- Freig abe (e.g. MB-Freig abe 229. 51)
R MB- Appr oval (e. g.MB- Approva l229 .51)
Fu rther information onappr ovedoper ating fluids
is available atthefo llo wing locations:
R intheMer cedes- BenzSpecif ication sfo r
Oper ating Fluids byent ering thedesignation
- athtt p:// bevo.mercedes-b enz.com
- intheMer cedes- BenzBeVoApp
R ataqu alif ied spec ialistwo rkshop &
WARNIN GRisk offire or explosion from
fuel
Fu els arehighly flammab le. #
Fire,open flames ,smo kingand creat ion
of spar ksmus tbe avo ided. #
Swit choffth eignition and,ifav ailable,
th est atio naryheat er,bef oreand while
re fuel ingtheve hicle. &
WARNIN GRisk ofinju ryfrom fuels
Fu els arepoisonous andhazar dous toyour
healt h. #
Donotsw allo wfuel orletit co me into
co ntact withsk in, eyes orclo thing. #
Donotinhale fuelvapor . #
Keep childr enaway from fuel. #
Keep door sand windo wsclos edduring
th ere fuel ingprocess.
If yo uor other people comeintocont actwith
fuel, obser vethefo llo wing: Te
ch nica lda ta 403

#
Immedia tely rinse fuelof fyo ur skin wit h
soap andwater. #
Iffuel comes intocont actwithyo ur
ey es, immediat elyrinse them thor‐
oughl ywit hclean water.Seek medical
att entio nimm ediately . #
Ifyo usw allo wfuel, seek medicalatten‐
tio nimm ediat ely. Do notind uce vomit‐
ing. #
Cha ngeimmedi ately out ofclo thing that
has com eint ocon tact with fuel . Fu
el No
teson fuel grades forve hicl eswith aga s‐
oline engine
Obser vetheno teson oper ating fluids
(/ page40 2).
* NO
TEDama gecau sed bythewr ong fuel Ev
en small amounts ofthewr ong fuelcould
re sult indamag eto thefuel system, the
engine andtheemission control system. #
Onlyre fuel withlow- sulfur unleade d
fuel.
This fuelmaycont ainupto10%ethanol by
vo lume. Your vehicle issuit able foruse with
E1 0fuel .
Ne verre fuel withone ofthefo llo wing fuels:
R Dies el
R Gasoline withmor eth an 10%ethanol by
vo lume, e.g.E15, E8 5,E100
R Gasoline withmor eth an 3% methano lby
vo lume, e.g.M15,M30 ,M85 ,M1 00
R Gasoline withadditiv escon tainin gme tal
If yo uha ve acc iden tally re fuel edwithth e
wr ong fuel: #
Donotswit chon theignition . #
Consult aqu alif ied spec ialistwo rkshop. If
th eav ailable fuelisno tsuf ficie ntly low in sul‐
fur ,th is can produce unpleasant odors. Onl
yre fuel withfuel that has atleas tth eoct ane
number specifiedintheins truction labelinthe
fuel filler flap (/ page14 7).
If yo uwa ntmaxim umengine output:onl y
re fuel withunle adedpr emiu mgrade gasoline
wit han oct ane number ofat leas t91 AKI/
95 RON.
As ate mp orarymeasur e,ifth ere comme nded
fue lis no tav ailable, youma yalso refuel with
unle adedre gular gasoline withat leas t87 AKI/
91 RON.Thisma yre duce engineoutput and
incr ease fuelconsum ption.
Ne verre fuel using gasoline withalowe rRO N.
* NO
TEPrema turewe arthro ugh unleaded
re gular gasoline Un
leade dre gular gasoline cancause the
engine towe armor equ ickl yand impair lon‐
ge vity and perform anc e.
If unle aded premium grade gasoline is
una vailable andyouha ve torefuel using
unle adedre gular gasoline: 40
4
Tech nica lda ta

Saf
etysy stems Displa
ymess ages
Possible causes/conseq uencesand0050 0050
Solutions
00E5 Currently Unavailable See
Operator' sManual *
ESP ®
is temp orarily una vailable.
Ot her drivin gsy stems anddriving safetysy stems mayalso malfunct ion. &
WARNIN GRisk ofskid ding ifESP ®
is mal functi oning
If ESP ®
is mal functi oning,ESP ®
canno tcar ryout vehicle stabiliz ation.Inaddit ion,ot her driving safetysy stems
ar eswitc hedoff. #
Drive on car efull y. #
Have ESP ®
ch eckedat aqu alif ied spec ialistwo rkshop. #
Carefully drive on asuit able stre tchof road, mak ingsligh tst eer ing movements ataspeed above19 mp h
(30 km/ h). #
Ifth edispla ymessag edoes notdisappear ,con sult aqu alif ied spec ialistwo rkshop immediat ely.Dr ive car efully .
0049 (US Aonl y) *
The red0049 (USAonl y)or 0024 indicat orlam p(Canada only)islit.
Yo uha ve attem pted torelease theelectr icpar king brak ewit hth eignition switchedoff. #
Switc hth eignition on. 41
4
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
0024 (Canada only)
Turn Onthe Ignit ionto
Release theParking Brake
0049 (US Aonl y)
0024 (Canada only)
Parking BrakeSeeOpera-
tor's Manual *
The yello w0024 indicator lam pis lit. The elect ric pa rking brak eis malfun ctionin g.
To appl y: #
Swi tchof fth eignition andswitc hit bac kon. #
Appl yth eelectr icpar king brak emanually (/page15 6).
If it is no tposs ibleto appl yth eelectr icpar king brak e: #
Visit aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also safeguar dth epar kedve hicle agains tro lling away.
The yello w0024 andthere d 0049 (USAonl y)or 0024 (Canada only)indicat orlam psarelit. The elect ric pa rking
br ak eis malfun ctionin g.
To release: #
Swit choffth eignition andswitc hit bac kon. #
Release theelectr icpar king brak emanually (/page15 6). Displ
aymessa gesand warning/ indic ator lam ps 41
5

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
or #
Release theelectr icpar king brak eaut omaticall y(/ page15 6).
If it is still no tpossible torelease theelectr icpar king brak e: #
Donotcon tinue driving under anycir cums tances. Consu ltaqu alif ied spec ialistwo rkshop.
The yello w0024 indicator lam pis lit and there d0049 (USAonl y)or 0024 (Canada only)indicat orlam pis flashin g.
The electric par kingbr ak eis malf unctionin g.
The electric par kingbr ak ecoul dno tbe applied orreleased. #
Swit choffth eignition andswitc hit bac kon.
To appl y: #
Release andthen apply theelectr icpar king brak emanuall y(/ page15 6).
To release: #
Appl yand then release theelectr icpar king brak emanuall y.
If th eelectr icpar king brak ecann otbe applied orthere d0049 (USAonl y)or 0024 (Canada only)indicat orlam p
con tinues toflash: #
Donotcon tinue drivin gunde ran ycir cum stanc es.Con sult aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also safeguar dth epar kedve hicle agains tro lling away.
The yello w0024 indicator lam pis on and there d0049 indicat orlam p(US Aonl y)or the0024 indicat orlam p(Can‐
ada only)flashes forapp roxima tely tenseco ndsafte rth eelectr icpar king brak ehas been applied orreleased. It
th en remains litor goes out.Theelectr icpar king brak eis malfu nctioning. 41
6
Display messa gesand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
If th ebat tery charge leve lis toolo w: #
Char gethebatt ery.
To appl y: #
Swi tchof fth eignition .
The electr icpar king brak eis applied automaticall y.
If th eelectr icpar king brak eshould notbe applied, e.g.when washing theve hicle inan aut omatic carwash orwhen
ha ving theve hicle towe d,lea vetheignition switchedon.This does notinclude having theve hicle towe dwit hth e
re ar axle raised.
If th eelectr icpar king brak eis no tapplied automaticall y: #
Switc hof fth eignition andswitc hit bac kon. #
Release andthen apply theelectr icpar king brak emanuall y(/ page15 6).
If it is still no tpossible toappl yth eelectr icpar king brak e: #
Visit aqu alif ied spec ialistwo rkshop. #
Wher enecessar y,also safeguar dth epar kedve hicle agains tro lling away.
To release: #
Ifth econ ditions forau tomatic release arefulf illed andtheelectr icpar king brak eis no tre leased automat ically,
re lease theelectr icpar king brak emanuall y(/ page15 6). Dis
play messa gesand warning/ indic ator lam ps 41
7

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions #
Visit aqu alif ied spec ialistwo rkshop.
0053 Inoperative *A
tle as tone mainfunctio nof theMer cedes meconnect system oroftheSOS emer gency callsy stem ismalfunc‐
tion ing. #
Visit aqu alif ied spec ialistwo rkshop.
0075 Front LeftMalfunction
Service Required(Exam ple) *T
hecor responding restra int system isfaulty (/page32). &
WARNIN GRisk ofinju ryor fata linj urydue toamalf unctionin there stra int system
If th ere stra int system ismalfunct ioning,restra int system com ponen tsma ybe trigg ered unint entionall yor
might notbe trigg ered atall intheeve ntofan acci dent. Thisma yaf fect theEmer gency Tensi oni ng Device or
ai rba g,forex am ple. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. De
tection ofare stra int system malfunct ion:
R The 0075 restra int system warning lam pdoes notlight upwhen theignition isswitc hedon.
R The 0075 restra int system warning lam plight sup con tinuousl yor repeat edlydur ing ajour ney. #
Visit aqu alif ied spec ialistwo rkshop immediat ely.
*A ctiv eBr ak eAssi stistemp orarily una vailable.
The ambien tcon dition sar eouts idethesy stem limits . 426
Displa ymessag esand warning/ indic ator lam ps

Disp
laymes sages
Possible causes/conseq uencesand0050 0050
Solutions
Act ive Brake Assist Func-
tions Currently LimitedSee
Operator' sManual #
Drive on.
As soon astheambient conditions arewit hin thesy stem limits, thesy stem will become available again. #
Ifth edispla ymessag edoes notdisappear ,st op theve hicle while paying attention toroad and traffic condi tions
and restar tth eengine.
0075
SRS Malfunct ionServ ice
Required *T
herestra int system isfaulty (/page32 ). &
WARNIN GRisk ofinju ryor fata linj urydue toamalf unctionin there stra int system
If th ere stra int system ismalfunct ioning,restra int system com ponen tsma ybe trigg ered unint entionally or
might notbe trigg ered atall intheeve ntofan acci dent. Thisma yaf fect theEmer gency Tensi oni ng Device or
ai rba g,forex am ple. #
Have there stra int system checkedand repair edimmediat elyataqu alif ied spec ialistwo rkshop. De
tection ofare stra int system malfunct ion:
R The 0075 restra int system warning lam pdoes notlight upwhen theignition isswitc hedon.
R The 0075 restra int system warning lam plight sup con tinuousl yor repeat edlydur ing ajour ney. #
Visit aqu alif ied spec ialistwo rkshop immediat ely.
Chec kBr ake Pads See
Oper ator'sMan ual *T
hebrak epads have reac hed thewe arlimit . &
WARNIN GRisk ofacci dent dueto restrict ed braki ng powe r
When thebr ak epads have reac hed their wearlimit ,th ebr aking powe rma ybe restrict ed. Disp
lay mess ages and warning/ indic ator lam ps 42
7