AUX MERCEDES-BENZ GL SUV 2012 Owner's Manual

Displa
ymessages Possible causes/consequences and
M Solutions
j
Ch
eckt railer hitch lock Th
et railer to whitch is no tcorrectly engaged.
Aw arning ton ealso sounds.
X Stop th evehicle immediately, payin gattentio ntoroad and traf-
fic conditions, and switc hoff th eengine.
X Secure the vehicl eagainst rolling away (Y page 181).
X Engage the trailer coupling' sball coupling in the end position
(Y page 259). Ð
Power
steering mal‐
function Se
eOwn‐ er's Manual Th
ep ower steerin gassistanc eisf aulty.
Aw arning ton ealso sounds.
G WARNING
You will need to use mor eforce to steer.
Ther eisar isk of an ac cident.
X Check wheth er youare able to appl ythe ext raforce required.
X If you are abl etosteer safely: carefully drive on to aqualified
specialist workshop.
X If you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop. &
inoperativ
eBat‐ tery low Yo
uh ave attempted to switch on the auxiliary heating or to acti-
vate adeparture tim eusing the on-boar dcomputer after operating
the auxiliary heatin gtwice.
X Let the engine run for 10 seconds.
The auxiliary heating is operational again. The on-board voltage is too low. The auxiliary heating has switched
itself off or cannot be switched on (Y
page 148).
X Driv efor alonger distance.
The battery is being charged. The auxiliary heatin gisoperational
again as soon as the on-boar delectrical system voltage is suf-
ficient. &
inoperative
Refuel
vehicle There is too little fuel in the fuel tank
.The auxiliary heating cannot
be switched on (Y page 148).
X Refuel at the nearest filling station. Displa
ymessages
321On-board compu tera nd displays Z

Displa
ymessages Possible causes/consequences and
M Solutions
&
in
operative See Owner'
sMan. Th
ea uxiliar yheatin ghasatemporary ma lfunction or is faulty.
X When the vehicl eisonalevel surface and the engin ehas cooled
down, make up to four attempts to switch on the auxiliary heat-
ing, waiting several minutes between each attempt
(Y page 148).
X If the auxiliary heating does not switch on, consult aqualified
specialist workshop. Teleph
oneNo service Your vehicl
eisoutside the network provider's transmitter/
receiver range.
X Wait until the mobile phone operational readiness symbol
appears in the multifunction display. ¥
Top
up washer fluid The washe
rfluid level in the washer fluid reservoir has dropped
below the minimum.
X Top up the washer fluid (Y page 364).Wipe
rmalfunction‐ ing Th
ew indscreen wipers are malfunctioning.
X Visit aqualified specialist workshop. Hazard warning
lamp
smalfunction‐ ing Th
eh azard warning lamps are faulty.
X Visit aqualified specialist workshop. Key
Display messages Possible causes/consequences and
M Solutions
Â
Ke
yd oes not belong to vehicle Yo
uh ave put the wrong key in the ignition lock.
X Use the correct key. Â
Replac
ekey Th
ek ey needs to be replaced.
X Visit aqualified specialist workshop. Â
Change ke
ybatter‐ ies Th
eb atteries of the KEYLESS-GO key are discharged.
X Change the batteries (Y page 79).322
Display messagesOn-board computer and displ
ays

Engine
Problem Possible causes/consequences and
M Solutions
;
The yellow engin
ediag-
nostics warning lamp
light supw hile the
engin eisrunning. There may be
afault ,for example:
R in th eenginem anagement
R in the fuel injection system
R in the exhaust system
R in the ignition system (for vehicles with petrol engines)
R in the fuel system
The emission limit values may be exceeded and the engin emay
be runnin gine mergenc ymode.
X Hav ethe vehicl echec kedass oon as possible at aqualified
specialist workshop. Vehicle
swithad iesel engine: th efuel tan khas been run dry
(Y page 177).
X Start the engin ethre etof our times after refuelling.
If th eyellow engin ediagnostics warning lamp goes out ,emer-
ge ncyr unnin gmodeisc ancelled. The vehicle need not be
checked. 8
The yellow
reserve fuel
warnin glam pligh ts up
whil ethe engine is run-
ning. The fu
ellevel ha sdropp edinto the reserv erange.
Operatio nofthe auxiliary heatin gisdeactiv ated when the fuel level
drops into the reserve ran ge.
X Refue latthe nearest filling stat ion. ?
The red coolant warn-
ing lamp light
supwhile
the engine is running
and the coolant tem-
perature gaug eisatthe
start of the scale. The temperature senso
rfor the coolant temperatur egauge is
faulty.
The coolant temperature is no longer being monitored. There is a
risk of engine damage if the coolant temperature is too high.
X Stop the vehicle immediately, paying attention to road and traf-
fic conditions, and switch off the engine. Do not continue driving
under any circumstances.
X Secure the vehicle against rolling away (Y page 181).
X Consult aqualified specialist workshop. Warnin
gand indicator lam psin th einstru ment cluster
333On-board computer and displays Z

Glove compartment
X
To open: pull ha ndle :and ope nglove
compartment flap ;.
X To close: fold glove compartment flap ;
upwards until it engages.
i The glove compartment can be cooled
and ventilated (Y page 154). 1
Glove compartment unlocked
2 Glove compartment locked
The glove compartment can be locked and
unlocked using the emergenc ykey element. Ap
artition :for stowin gflat object sisloca-
te di nt he up per sectio nofthe glov ecom-
partment .Itcan be removed to increase the
stowage space in the glove compartment.
X To remove: pull partition :forwards and
out
X To install: insert partition :and push it
back until it engages.
Stowage compartment/telephone
compartment under the armrest X
To open: pull handle :up.
The armrest folds out.
In the stowage compartment, there is astow-
age tray and amobile phone bracket.
i Depending on the vehicle' sequipment, a
US Bp ort and an AUX-I Njack or aMedia
In terf ace are installed in the stowage com-
partment.
Media Interface is auniversal interface for
mobil eaudi oe quipment, e.g. for an iPod ®
or MP3 Player.
i There is aremovable stowage tray in the
storage compartment, in which objects
such as an iPod ®
can be stored. Stowage areas
339Stowing and features Z

and, if applicable, the auxiliar
yheating before
refuelling. G
WARNING
Fuels are poisonous and hazardou stohealth.
Ther eisad anger of injury.
Do not swallow fuel or let it com eintoc ontact
with skin, eyes or clothing. Do not inhale fuel
vapours. Keep fuels out of th ereac hofchil-
dren.
If you or others com eintoc ontac twith fuel,
observe th efollowing:
R Wash th efuel off any affected areas of skin
with water and soap immediately.
R If you get fuel in your eyes, rinse them thor-
oughl ywith clean water immediately .Seek
imm ediate me dical attention.
R If fuel is swallowed, seek imm ediate medi-
cal attention. Do not induc evomiting.
R Chang eany clothin gthat has com einto
contac twith fuel immediately.
Tank capacity Model Total capa-
city All models
100.0 l
Model Of which
reserve fuel All models
Approx.
12. 0l GL 63 AMG
App
rox.
14. 0l Petrol (EN 228,
EDIN 51626-1) Fuel grade
!
Do not use diese ltorefuel vehicles with a
petrol engine. Do not switc honthe igni tion
if you accidentally refuel with the wrong
fuel. Otherwise, the fuel will enter the fuel
system. Even smal lamount softhe wrong fuel could result in damage to the fuel sys-
tem and the engine. The repair costs are
high. Notify
aqualified specialist workshop
and have the fuel tan kand fue llin es
draine dcompletely.
! Only refuel using unleaded petrol with at
leas t95R ON/85 MO Nthat conform sto
Euro pean stan dard EN 22 8orEDIN
51626-1 or an equivalent sp ecification.
Fue lwitht his specif ication may contain up
to 10 %ethanol.
! Do not us ethe following:
R E8 5( petro lwith85%e thanol)
R E100 (100 %ethanol)
R M15 (petro lwith 15 %methanol)
R M85 (petrol with 85 %methanol)
R M10 0(100 %methanol)
R Petro lwith metallic additives
R Diesel
Do not mix these fuels with petrol, and do
not use any additives. This can otherwise
lead to engin edamage. This does not
include cleanin gadditives for the removal
and prevention of residue build-up. Only
cleanin gadditives recommended by
Mercedes-Ben zshould be added to petrol,
see "Additives". You can obtai nfurther
information from any Mercedes-Benz
Service Centre.
Usuall yyou will fin dinformation abou tthe
fuel grade on the pump. If you cannot fin dthe
label on the petrol pump, ask the filling sta-
tion staff.
i E10f uel contains up to 10% bioethanol.
Your vehicle is suitable for use with E10
fuel. You can refuel your vehicle using E10
fuel.
i Asatemporary measure, if the recom-
mended fuel is not available, you may also
use unleaded petrol with an octane rating
of 91 RON/82 MON. This may reduce
engine performanc eand increas efuel con-
sumption. Avoid driving at full throttle. 424
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