engine MERCEDES-BENZ SL ROADSTER 2008 Manual PDF

Displa
ymessages 225Display messages Possible cause/consequence Possible solution
N Engine oi
llevel
Stop car, turn
engine off. Vehicles without
adipst ick: there is not
enoug hoilin the engine .There isad anger
of engine damage. X
Stop the vehicle. Pa yattention to the traffic
conditions as yo udoso.
X Switc hoff the engine.
X To pupt he engine oi land check the level
(Y page 178). N Engine oi
llevel
Reduce oi llevel Vehicles without an oi
ldipst ick: yo uhave
adde dtoo much engine oil. Ther eisarisk
of damaging the engine or catalytic con-
verter. X
Sipho noff exces sengine oi luntil it is at the
specified level. Observe the lega lrequire-
ments. N Engine oi
llevel
Engine oi llevel
cannot be measured Vehicles without an oi
ldipst ick: the meas-
uring syste misfaulty. X
Visi taq ualified specialis tworkshop. ± Consul
tworkshop One or mor
eelectroni csystems are
unable to delive rinformation to the on-
boar dcomputer .The coolant temperature
gaug eand the re vcounter ma yhave
failed. X
Visi taq ualified specialis tworkshop. H Tyre pressure Cau-
tion tyre defect
G
Ris
kofa ccident
At leas tone tyre is rapidl ydefla ting. The
affected whee lishighlight ed in the tyre
pressure displa yofthe tyre pressure mon-
itor*. X
Stop the vehicl ewithout makin ganysudden
steering or braking manoeuvres. Pa yattention
to the traffi cconditions as yo udoso.
X Repair or change the tyre (Y page 266). Practical advi
ce
*o ptional
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Displa
ymessages 226 Display messages Possible cause/consequence Possible solution
H Tyre pressure
Chec
ktyres G
Ris
kofa ccident
Th ep ressur einone or mor etyres has
droppe dsignificantly .The affected wheel
is highlighted in the tyre pressure display
of the tyre pressure monitor*. X
Stop the vehicl ewithout makin ganysudden
steering or braking manoeuvres. Pa yattention
to the traffi cconditions as yo udoso.
X Check the tyres.
X Repair or change the faulty tyre if necessary
(Y page 266).
X Check the tyre pressure an dcorrect it if nec-
essary (Y page 184).
Th ew arning will disappea rautomaticall yafter
yo uh aveb eend rivin gfor afew minutes with
the corrected tyre pressure. H Please correc
tthe
tyre pressure Vehicles with
atyrep ressur emonitor*:
the pressure of at leas tone tyre is too low
or there is asignificant discrepancy
between the tyre pressure softhe individ-
ua lw heels. X
Check the tyre pressure at the next opportunity
an dc orrect it if necessar y(Ypage 184). I Change ke
ybatter-
ies Th
eK EYLESS GO *key batterie saredis-
charged. X
Change the batterie s(Ypage 259). I Ke
yn ot detected Th
eK EYLESS GO *key is not in the vehicle.
If the engine is switche doff,t he vehicle
ca nnol ongerbel ocked centrall yand the
engine cannot be started. X
Stop the vehicle. Pa yattention to the traffic
conditions as yo udoso.
X Look for the KEYLESS GO *key. Practical advice
*optional
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Displa
ymessages 227Display messages Possible cause/consequence Possible solution
I Ke
yn ot detected Th
eK EYLESS GO *key is not detected
whil ethe engine is running, du etoradio
interference. X
Stop the vehicle. Pa yattention to the traffic
conditions as yo udoso.
X Operate the vehicl eusing the key in the ignition
lock if necessary. I Ke
yn ot detected Th
eK EYLESS GO *key cannot be detec-
ted. X
Change the locatio nofthe KEYLESS GO key*
withi nthe vehicle.
X Operate the vehicl eusing the key in the ignition
lock if necessary. I Ke
yd etecte din
vehicle Th
eK EYLESS GO key *hasbeen detected
in the vehicl edurin gloc king. X
Remov ethe KEYLESS GO key *fromt he vehi-
cle. I Remove key Yo
uh avel eftt he key in the ignition lock. X
Remov ethe key. I Replac
ekey Th
ek ey no longe rfun ctions. X
Visi taq ualified specialis tworkshop. ¿ Ther
eiso nlyas mall amount of fuel in the
fuel tank. X
Refuel at the nearest filling station. 4 Reserv
efuell evel Th
ef uellevel hasfallen belowthe reserve
range. X
Refuel at the nearest filling station. t Ente
rPIN Yo
uh aven ot ye tlogge dontoy ourm obile
phone*. X
Enter the PI Nfor the SIM card. Practical advi
ce
*o ptional
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Displa
ymessages 229Display messages Possible cause/consequence Possible solution
K Vario-roof oper.
Please wait See
Owner'
sManual. Th
eo n-board voltag eistoo low. X
Start the engine. Th
er oo fhas been opene dand closed sev-
eral times in arow .The roo fdrive hasb een
switche doff automaticall yfor safety rea-
sons. Yo
uc an open an dclose the roo fagain after
approximatel yten minutes.
X Switc hoff the ignition an dturnitb acko n.
X Repeat the opening or closing procedure. W To
pupw asherfluid Th
ew ashe rfluid levelint he washer fluid
reservoir ha sdropped belowthe mini-
mum. X
To pupt he washer flui d(Ypage 181). Practical advi
ce
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Troubleshooting
233Indicato
rand warning lamp sinthe instrument cluster Problem Possible cause/consequence Suggeste
dsolutions -
They ello wA BS warning
lamp comes on whil ethe
engine is running. G
Ris
kofa ccident
ABS ha sbeend eact ivate ddueto
am alfu nction. ESP ®
,B AS and hill
start assist* (SL 63 AMG only) are
therefore also deactivated.
Th eS BCTM
brake syste mcontin-
ue stof unctio nnormally ,but
without electroni csuppo rt. The
wheels could therefore lock if you
brake hard. X
Drive on carefully.
X Observe the additional message sinthe multi-functio ndisplay
( Y page 202).
X Switch off consumers tha tare not required ,e.g.r eading lamps,
interior lighting ,etc.
X Visi taq ualified specialis tworkshop as soon as possible. E
Ther ed distance warning
lamp* lights up whil ethe
vehicl eisinm otion. G
Ris
kofa ccident
Th ed istance to the vehicl ein
front is too short for the speed
selected. X
Increas ethe distance. E
Ther ed distance warning
lamp* lights up whil ethe
vehicl eisinm otion. You
will also hear awarning
tone. G
Ris
kofa ccident
Yo ua reapproaching avehicl ein
front at too great aspeed or Dis-
tronic* ha sdetecte das tationary
obstacle in your line of travel. X
Be prepared to brake immediately.
X Pa yc areful attent iontot he traffi csituation. Yo umayhave to brake
or take evasive action. Practical advice
*o ptional
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Troubleshooting
235Problem Possible cause/consequence Suggeste
dsolutions v
They ello wESP®
warning
lamp is li twhile the engine
is running .Inaddition, a
message appear sinthe
multi-functio ndisplay. G
Ris
kofa ccident
ESP ®
is unavailable du etoamal-
function. ESP ®
will not stabilise
the vehicl eifitstarts to ski dorif
aw heel starts to spin. X
Observe the additional message sinthe multi-functio ndisplay
( Y page 202).
X Drive on carefully.
X Visi taq ualified specialis tworkshop. 1
Ther ed SR Swarning lamp
is li twhile the engine is
running. G
Ris
kofi njury
Th er estraint systems ar emal-
functioning .The airbags or belt
tensioners ma yeithe rbet rig-
gered unintentionall yor, in the
event of an accident, not at all. X
Visi taq ualified specialis tworkshop immediately. 3
Ther ed brake system
warning lamp comes on
whil eyou ared riving. You
will also hear awarning
tone. Yo
ua redriving with the parking
brake applied. X
Releas ethe parking brake.
Th ew arning lamp goes ou tand the warning tone ceases. 3
Ther ed brake system
warning lamp comes on
whil ethe engine is run-
ning .You will also hear a
warning tone. G
Ris
kofa ccident
There is insufficient brake flui din
the flui dreservoir.
There is amalfunctio nint he
SBC TM
brake system. X
Do not continue driving under any circumstances.
X Consult aqualified specialis tworkshop immediately.
X Observe the additional message sinthe multi-functio ndisplay
( Y page 202).
X Under no circumstances shoul dyou top up the brake fluid. This will
not rectif ythe fault. Practical advice
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Troubleshooting
236 Problem Possible cause/consequence Suggeste
dsolutions D
Ther ed coolant warning
lamp comes on whil ethe
engine is running. Th
ec oolant level is too low.
Th ec oolant is too ho tand the
engine is no longe rbeing cooled
sufficiently. X
Stop the vehicle. Pa yattentio ntotrafficconditions as yo udoso.
X Allow the engine and coolant to cool.
X Check the coolant level (Y page 180).Obser ve the warning notes.
To pupt he coolant if necessary.
X Have the coolant syste mchecked at aqualified specialis twork-
sho pift he coolant needs topping up mor eoftenthanu sual. D
Ther ed coolant warning
lamp comes on whil ethe
engine is running. If the coolant level is correct, the
airflow to the radiato
rmaybe
blocke dorthe radiato rfan may
be malfunctioning.
Th ec oolant is too ho tand the
engine is no longe rbeing cooled
sufficiently. X
Make sure tha tthe airflow to the radiato risnot blocked, e.g .by
snow, slus horice.
X If the coolant temperatur eislesst han1 20† ,you can continue
driving to the neares tqualified specialis tworkshop.
X Avoi dheavy loadsont he engine (e.g. driving in mountainou ster-
rain) and stop-and-g odriving. D
Ther ed coolant warning
lamp comes on whil ethe
engine is running .You will
also hear awarning tone. Th
ec oolant level is too low.
Th ec oolant temperatur ehas
exceeded 120 †. Th eengine is
not being coole dsufficiently and
ma ybed amaged. X
Stop the vehicle. Pa yattentio ntotrafficconditions as yo udoso.
X Allow the engine and coolant to cool.
X Check the coolant level (Y page 180).Obser ve the warning notes.
To pupt he coolant if necessary.
X Have the coolant syste mchecked at aqualified specialis twork-
sho pift he coolant needs topping up mor eoftenthanu sual. Practical advice
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Troubleshooting
237Problem Possible cause/consequence Suggeste
dsolutions D
Ther ed coolant warning
lamp comes on whil ethe
engine is running .You will
also hear awarning tone. If the coolant level is correc
tand
the airflow to the radiato risnot
blocked, the radiato rfan ma ybe
malfunctioning.
Th ec oolant temperatur ehas
exceeded 120 †. Th eengine is
not being coole dsufficiently and
ma ybed amaged. X
Do not continue driving under any circumstances.
X Consult aqualified specialis tworkshop. ±
They ello wengine diagnos-
tics warning lamp comes
on whil ethe engine is run-
ning. There ma
ybeamalfunction:
R in the fuel injectio nsystem
R in the exhaust system
R in the ignition system
Th ee mission limi tvalues maybe
exceeded and the engine ma ybe
running in emergency mode. X
Have the vehicl echecked as soon as possibl eataqualified spe-
cialist workshop. \
They ello wroll-over bar
warning lamp is lit. G
Ris
kofi njury
Th er oll-over ba risnot ready for
operation. X
Rais ethe roll-over ba r(Ypage 46).
X Visi taq ualified specialis tworkshop. Practical advice
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Troubleshooting
238 Problem Possible cause/consequence Suggeste
dsolutions H
They ello wtyrep ressure
monitor* warning lamp is
on. G
Ris
kofa ccident
Th et yrep ressure monitor* has
detecte dasudde nors ignificant
pressure loss in at leas tone of
the tyres. X
Stop the vehicl ewithout making any sudden steering or braking
manoeuvres .Pay attentio ntotrafficconditions as yo udoso.
X Observe the additional message sinthe multi-functio ndisplay
( Y page 202).
Th ew arning ligh twillgoo utafter the flat tyr ehasbeen changed
and yo uhaveb eend riving for afew minutes. <
Ther ed seat belt warning
lamp lights up for 6sec-
ond safter the engine
starts up 22
. Th
es eatb eltw arning lamp
remind sthe driver and front
passenge rtofastent heir seat
belts. X
Faste nyours eatb elt( Ypage 83). <
After the engine starts you
will hear awarning tone for
up to 6seconds 22
. G
Ris
kofi njury
Th ed river's seat belt is not fas-
tened. X
Faste nyours eatb elt( Ypage 83).
Th ew arning tone ceases. <
Ther ed seat belt warning
lamp lights up after start-
ing the engine ,assoonas
the driver's door or the
front-passenge rdooris
closed. G
Ris
kofi njury
Th ed river or front passenge rhas
not fastened their seat belt. X
Faste nyours eatb elt( Ypage 83).
Th ew arning lamp goes out. G
Ris
kofi njury
There ar eobjects on the front-
passenge rseat. X
Remov ethe objects fro mthe front-passenge rseata nd sto wthem
safely.
Th ew arning lamp goes out. 22
Onl yfor certai ncountries. Practical advice
*optional
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Troubleshooting
239Problem Possible cause/consequence Suggeste
dsolutions <
Ther ed seat belt warning
lamp flashe sand yo uhear
an intermittent warning
tone. G
Ris
kofi njury
Th ed river or front passenge rhas
not fastened their seat belt and
yo ua redriving faste rthan
25 km/h or have briefl ydriven
faste rtha n25k m/h. X
Faste nyours eatb elt( Ypage 83).
Th ew arning lamp goes ou tand the intermittent warning tone
ceases. G
Ris
kofi njury
There ar eobjects on the front-
passenge rseata nd yo uaredriv-
ing faste rtha n25k m/h or have
briefl ydriven faste rthan
25 km/h. X
Remov ethe objects fro mthe front-passenge rseata nd sto wthem
safely.
Th ew arning lamp goes ou tand the intermittent warning tone
ceases. 4
They ello wreserv efuel
warning lamp comes on
whil ethe engine is run-
ning. Th
efue llev el ha sfallen belowthe
reserv erange. X
Refuel at the neares tfillin gstation. Practical advice
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