2017 MERCEDES-BENZ G-Class fuel pump

Refueling
Important safety notes
GWARNING
Fue lish ighly flammable. If yo uhandlef uel
incorrectly, there is ariskoff ire and explo-
sion.
Yo um usta void fire ,ope nf lames ,creating
sparks and smoking. Switch off the engine
and ,ifa pplicable, the auxiliary heating before
refueling.
GWARNING
Fue lisp oisonous and hazardoustoh ealth.
There is ariskofi njury.
Yo um ustm ake sure that fue ldoe sn ot come
into contact with your skin, eyes or clothing
and that it is not swallowed. Do not inhale fuel
vapors. Keepf uelawa yfrom children.
If yo uoro thers come into contact with fuel,
observe the following:
RWash away fue lfrom skin immediately
using soapa nd water.
RIf fuelcomesi nto contact with your eyes,
immediately rins ethem thoroughly with
clean water. Seek medica lassistance with-
outd elay.
RIf fuelisswallowed, seekm edicalassis-
tance withoutd elay.Don ot induce vomit-
ing.
RImmediately change outofc lothing which
hasc ome into contact with fuel.
GWARNING
Electrostatic buildu pcan create sparks and
ignite fue lvapors. There is ariskoff ire and
explosion.
Alway stouch the vehicl ebodyb efore opening
the fue lfille rflaport ouching the fue lpum p
nozzle .Any existing electrostati cbuildup is
thereby discharged.
Do not get into the vehicl eagain during the refu-
eling process .otherwise electrostati ccharge
could buil dupagain.
!Do not us ediese ltor efuel vehicles with a
gasoline engine. Do not switch on the ignition
if yo uaccidentall yrefuel with the wrong fuel.
Otherwise, the fue lwille nter the fue lsys tem.
Even small amounts of the wrong fue lcould
resul tind amagetot he fue lsystem and the
engine. Notify aquali fied specialist workshop
and have the fue ltank and fue llin es drained
completely.
!Overfilling the fue ltank could damag ethe
fue lsystem.
!Take care not to spill any fue lonpainted
surfaces. Yo ucould otherwise damag ethe
paintwork.
!Use afilter when adding fue lfrom afue lcan.
The fue llin es and/or the fue linjection system
could otherwise be blocked by particles from
the fue lcan.
If yo uoverfil lthe fue ltank, fue lcould spray out
when the fue lpum pnozzle is removed.
If yo uoverfil lthe fue ltank, pressure may build
up in the fue ltank. Thisc ould ca
use fue
ltospray
outw hent he fue lpum pnozzle is removed.
There is ariskofi njury. The fue ltank is ful lwhen
the fue lpum pnozzle firs tswitches off. End the
refueling process.
For further information on fue land fue lquali ty
(
Ypage 276).
Refueling
General information
Paya ttention to the important safety notes
(Ypage 118).
If yo uunlock/lock the vehicl efrom the outside,
the fue lfille rflapa lsou nlocks/locks.
The position of the fue lfille rcap is displayed in
the instrument cluster 8.The arrow next to
the filling pump indicates the sid eofthe vehicle.
118Refueling
Driving and parking

Opening the fuel filler flap
:To open the fuel filler flap
;Tire pressure table
=Instruction label for fuel type to be refueled
?To insert the fuel filler cap
XSwitchthe engine off.
iWhen the engine is running and the fuel filler
flap is open, the yellow reserve fuel warning
lamp and the =(USA only) or ;(Can-
ada only) Check Engine warning lamp may
light up.
Further information about warning and indi-
cator lamps in the instrument cluster can be
found in the Digital Operator's Manual.
XRemove the SmartKey from the ignition lock.
XTurn the fuel filler cap counterclockwise and
remove it.
XInser tthe fuel filler cap into the holder
bracket on the inside of filler flap ?.
XCompletely insert the filler neck of the fuel
pump nozzle into the tank and refuel.
XOnly fill the tank until the pump nozzle
switches off.
Do not add any more fuel after the pump stops
filling for the first time. Otherwise, fuel may leak
out.
Closing the fuel filler flap
XReplace the cap on the filler neck and turn
clockwise until it engages audibly.
XClose the fuel filler flap.
Close the fuel filler flap before lockin gthe vehi-
cle. If you are driving with the fuel filler cap open, the
8
reservef uel warning lamp flashes. Ames-
sage appears in the multifunction display
(
Ypage 179).
Fuel filler flap emergency release
The emergency release is located in the cargo
compartment ,onthe right-hand side when
viewed in the direction of travel, behind the rear
panel trim.
The vehicle walls in the area around the emer-
genc yrelease have sharp edges. There is arisk
of injury. Avoid contact with the edges on the
inside of the vehicle body.
XOpen the rear door.
XPull off edge protection ;.
XRemove rear wall trim:.
XPull emergency release =in the direction of
the arrow.
The fuel filler flap is unlocked.
XOpen the fuel filler flap (Ypage 119).
Refueling119
Driving and parking
Z

The tightening torque must be96 lb-ft
(130 Nm).
XDismantle the pump lever.
XPush the jack piston back in and close the
drain plug.
XUse the nuts to secure the faulty wheel to the
spare wheel bracket (Ypage 239).
XStow the jack and the vehicle tools in the
vehicle again.
XCheck the tire pressure of the newly installed
wheel and adjust it if necessary.
Observe the recommended tire pressure
(
Ypage 254).
If you are driving with the emergencys pare
wheel installed, the tire pressure monitor can-
not function reliably.O nly restart the tire pres-
sure monitor when the defective wheel has been replaced with anew wheel.
All mounted wheels must be equipped with func-
tionin gsensors for the tire pressure monitor.
Wheel and tire combinations
You can ask for information regarding permitted
wheel/tire combinations at an authorized
Mercedes-Benz Center.
!For safety reasons, Mercedes-Benz recom-
mends that you only use tires, wheels and
accessories which have been specifically
approved by Mercedes-Benz for your vehicle.
These are specially adapted to the various
driving safety systems, such as ABS or ESP
®.
Only use tires, wheels and accessories tested
and recommended by Mercedes-Benz.C er-
tain characteristics, such as handling, vehicle
noise emissions, fuel consumption, etc. may
otherwise be adversely affected. In addition,
other wheel sizes may cause the tires to rub
against the vehicle body and axle compo-
nents, when under load. This may result in
damage to the tire or to the vehicle.
Mercedes-Benz is not responsible for any
damage caused by using tires, wheels or
accessories different from those recommen-
ded.
Information on tires, wheels and permissible
combinations can be obtained at aqualified
specialist workshop.
!Retreaded tires are neither tested nor rec-
ommended by Mercedes-Benz,s ince previ-ous damage cannot alwaysbed
etected on
retreaded tires. As aresult, Mercedes-Benz
cannot guarantee vehicle safety if retreaded
tires are mounted. Do not mount used tires if
you have no information about their previous
usage.
The recommended pressures for various oper-
ating conditions can be found:
Ron the Tire and Loading Information placard
on the B-pillar on the driver's side
Rin the tire pressure table in the fuel filler flap
Observe the notes on recommended tire pres-
sures under various operating conditions
(
Ypage 254).
Check tire pressures regularly, and only when
the tires are cold. Comply with the maintenance
recommendations of the tire manufacturer in
the vehicle document wallet.
Notes on equipping the vehicle:
Ralwaysi nstall tires of the same size on one
axle (left/right)
Ralwaysi nstall the same type of tires on your
vehicle (summer tires, winter tires, all-
weather tires, all-terrain tires)
Wheel and tirec ombinations273
Wheels and tires
Z

Do not mix such fuelswitht he fuel recom-
mended for your vehicle.
!To ensur ethe longevity and full perform-
ance of the engine ,onlyp remium-grade
unleade dgasoline must be used.
If standard unleade dgasoline is unavailable
and yo uhavetor efuelwithu nleade dgasoline
of alower grade ,observe the following pre-
cautions:
ROnlyf illt he fuel tank to half full with regular
unleade dgasoline and fil lthe res twithp re-
mium-grad eunleade dgasoline as soo nas
possible.
RDo not drive at the maximum speed.
RAvoi dsudde nacceleratio nand engine
speeds ove r3,000 rpm.
Yo uw illu sually find informatio nabout the fuel
grade on the pump. If yo ucanno tfind the label
on the pump, as kthe staff for assistance.
iFor furtheri nformation, consul taqualified
specialis tworkshop or visit
http://www.mbusa.com (USA only).
As atemporary measure, if the recommended
fuel is not available, yo umayalso us eregular
unleade dgasoline with an octane rating of
87 AKI /91 RON .Thism ay reduc eenginep er-
formance an dincre asef ue lconsu mption. Avoid
drivin gatfullt hrottle and sudden acceleration.
Never refue lusing g
asoline with
alower AKI.
Informatio nonrefueling (
Ypage 118).
Additives
!Operating the engine with fuel additives
adde dlater can lead to engine failure. Do not
mixf ueladdit ivesw ithf uel. Thisd oesn ot
includ eaddit ivesfor the remova land preven-
tio nofr esidue buildup. gasoline must onl ybe
mixed with additive srecommende dby
Mercedes-Benz. Compl ywitht he instructions
for us eonthe product label. Mor einformation
abou trecommende daddit ivesc an be
obtained froma ny authorizedMercedes-Benz
Center.
Mercedes-Benz recommends thaty ouuseb ran-
de df uels thath avea ddit ives.
The fuel quality availabl einsomecountries may
not be sufficient. Residu ecould buil dupinthe
fuel injectio nsystemasa result. In such cases,
and in consultation with an authorized
Mercedes-Benz Center, the fuel maybem ixed
with the cleaning additive recommende dby Mercedes-Benz. Yo
umusto bser ve the notes
and mixing ratio sspecifie dont he container.
Engine oil
General notes
!Do not us eengine oi lorano ilfilter with
specifications deviating fromt hoseexpressly
required for the prescribe dservice intervals.
Do not change the engine oi loroilfilter in
order to setr eplacement intervals longert han
thos eprescribed. Thi scould otherwis ecause
damage to the engine or exhaust ga safter-
treatment.
Follo wthe instructions on the service interval
displa yfor changing the engine oil. Thi scould
otherwis ecause damage to the engine or
exhaust ga saftertreatment.
When handling engine oil, observe the important
safety notesons ervice products (
Ypage 276).
The engine oils ar ematche dtot he performance
of Mercedes-Benz engine sand service intervals.
For thisr eason,onlyu seengine oils and oi lfil-
ters thata reapproved for vehicles with aservice
system.
For alistofa pproved engine oils and oi lfilters,
consul tanauthorize dMercedes-Benz Center or
go to the Internet site
http://bevo.mercedes-benz.com (USA only).
The table shows which engine oils have been
approved for your vehicle.
ModelMB-Freigab eor
MB-Approval
Al lm odels229.5
iThe MB-Freigabe or MB Approval is stated
on the oi lcontainers.
278Service products and fillin gcapacities
Technica ldata