sensor MERCEDES-BENZ SL ROADSTER 2008 Owner's Manual

Displa
ymessages 207Display messages Possible cause/consequence Possible solution
DISTRONIC currentl
yunavail-
able Se eOwner's
Manual Distronic
*isd eactivate dand is tempora-
rily not operational if:
R the Distronic* cove rinthe radiator
grill eisd irty.
R its functio nisimpaire ddueto heavy
rain, sno worfog.
R the rada rsensors ystemist emporarily
not operational ,e.g.d ue to electromag-
neti cradiation emitted by nearby TV or
radi ostations or other sources of radi-
ation
R the rada rsensors ystemh asnot detec-
ted any vehicles or stationar yobjects,
e.g .traffi csigns ,for alon gt ime.
R the syste mhasoverheated. Distronic* become
savailable againand the dis-
play message disappears when:
R the dirt (e.g. slush) fall soff whil eyou ared riving
R the syste mdetects tha tthe sensors ar efully
availabl eagain
If the displa ymessage does not disappear:
X Clea nthe Distronic* cove rinthe radiato rgrille
(Y page 198).
X If necessary ,waitu ntilthe syste mhascooled
down.
X Restart the engine. Practical advice
*o ptional
230_AKB; 5; 4, en-GB
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Displa
ymessages 210 Display messages Possible cause/consequence Possible solution
Tyre pressure
monitor inoperative
Th
et yrep ressur emonitor* is malfunc-
tioning. X
Have the tyre pressure monitor* an dwheels
checked at aqualified specialis tworkshop. Tyre pressure
monitor inoperativ
eNo
whee lsensors Th
et yrep ressur emonitor* is deactivated
becaus ethe vehicl eisfitted with wheels
tha tdon ot have suitabl ewheel sensors. X
Have wheels with suitabl ewheel sensors fitted
at aq ualified specialis tworkshop.
Once wheels with the correct whee lsen sors
have been fitted ,the tyre pressure monitor*
reactivate sautomaticall yafter afew minutes
of driving. Tyre pressure
monitor Whee
lsenso rmiss-
ing Th
et yrep ressur emonitor* is not receiv-
ing signals fro mone or mor ewheels
because:
R aw heel without asuitabl ewheel sensor
is fitted (e.g. the spar ewheel).
R the batter yonone of the whee lelec-
tronic sunitisd ischarged.
R aw heel electronics unit ha smalfunc-
tioned.
Al ineisd isplayed in the multi-function
displa yfor the tyre concerned instea dof
the tyre pressure value. X
Have the tyre pressure monitor* an dwheels
checked at aqualified specialis tworkshop.
Once wheels with suitabl ewheel sensors have
been fitted again, the tyre pressure saredis-
played in the multi-function displa yafter driv-
ing for afew minutes. Practical advi
ce
*optional
230_AKB; 5; 4, en-GB
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Displa
ymessages 211Display messages Possible cause/consequence Possible solution
Tyre pressure
monitor currentl
yunavail-
able Th
et yrep ressur emonitor* is temporarily
deactivated. Th evoltag eoft he vehicle's
electrical syste mistoo loworr adiointer-
ference prevents the receptio nofsensor
signals. X
Drive on.
Once the causes have been eliminated ,the tyre
pressure monitor* automaticall yreactivates
after afew minutes of driving. Tyre pressure Chec
ktyres G
Ris
kofa ccident
Th etyrep ressur elos sw arning syste mhas
detected asignificant pressure loss. 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 Check the tyre pressure an dcorrect it if nec-
essary (Y page 184).
X Repair or change the faulty whee lasnecessary
(Y page 266).
X Then restart the tyre pressure loss warning
syste monce the tyre pressure is correct
(Y page 185). Chec
ktyres, then restar
tRun
Flat Indicator Ther
ewasatyrep ressur ewarning mes-
sage. X
Make sure tha tthe pressure se tisc orrect for
al lt yres ( Ypage 184).
X Restart the tyre pressure loss warning system
(Y page 185). Ru
nF latI ndi-
cator Inoperative Th
et yrep ressur elossw arning syste mis
deactivate dduetoam alfunc tion. X
Visi taq ualified specialis tworkshop. Practical advi
ce
*o ptional
230_AKB; 5; 4, en-GB
bjanott,
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Displa
ymessages 224 Display messages Possible cause/consequence Possible solution
. Reversin
glamp
left
or
Reversin glamp
right Th
eleft-han dorright-hand reversing lamp
is faulty. X
Replac ethe bulb (Y page 259). . Tail lamp left
Back-u
pbulbon
or
Tail lamp right
Back-u pbulbon Th
eleft-han dorr ight-hand tai llam pis
faulty. X
Visi taq ualified specialis tworkshop. N Clos
ecentr ecom-
partment Th
es towage compartment unde rthe arm-
rest is open. Th einterior motio nsensor*
is inoperative. X
Clos ethe stowage compartment unde rthe
armrest (Y page 162). N Engine oi
llevel
Chec klevel Vehicles with an oi
ldipst ick: the engine oil
leve lhas droppe dtoac ritical level. X
Check the engine oi llevel ( Ypage 178) an dtop
up the engine oi lifnecessary.
X Have the engine checked for leak sifthe engine
oi ln eeds topping up more often tha nusual. N Ad
d1l itre engine
oi lw henn extr efu-
elling Vehicles without an oi
ldipst ick: the
engine oi llevel is too low. X
Check the engine oi llevel ( Ypage 178) an dtop
up the engine oi lifnecessary.
X Have the engine checked for leak sifthe engine
oi ln eeds topping up more often tha nusual. Practical advi
ce
*optional
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Troubleshooting
247Parktronic*
Problem Possible cause/consequence Suggeste
dsolutions Onl
ythe red segments in the
Parktronic warning displa yarelit.
Yo ua lsoh earaw arning tone for
approximately two seconds.
Parktronic is deactivate dafter
approximately 20 second sand
the indicator lamp in the Park-
troni cbutton lights up. Parktronic ha
smalfu nctioned
and ha sswitched itsel foff. X
If problems persist, have Parktronic checked at aqualified spe-
cialist workshop. Onl
ythe red segments in the
Parktronic warning displa yarelit.
Parktronic is deactivate dafter
approximately 20 seconds. Th
eP arktronic sensors ar edirty
or there is interference. X
Clea nthe Parktronic sensors ( Ypage 198).
X Switch the ignition back on. Onl
ythe red segments in the
Parktronic warning displa yarelit.
Parktronic is deactivate dafter
approximately 20 seconds. Th
ep roblem ma ybecaused b yan
externa lsource of radi oorultra-
sound waves. X
See if Parktronic functions in adifferent location. Practical advice
*o ptional
230_AKB; 5; 4, en-GB
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Vehicle electronics
287Vehicle electronics
Tampering with the engine electron-
ics
G
Ris
kofa ccident
Onl yhavew orkont he engine electronics
and relate dcomponents carrie doutat a
qualified specialis tworkshop which ha sthe
necessary specialis tknowledg eand tools
to carry ou tthe work required .Mercedes-
Benz recommends tha tyou usea
Mercedes-Benz Service Centre for thi spur-
pose. In particular ,workr elevant to safety
or on safety-relate dsystem smustbec ar-
rie do utataq uali fied specialis tworkshop.
The vehicle's roadworthiness could other-
wise be affected.
! Onlyhavew orkd oneont he engine elec-
tronics and its associated parts, such as
contro lunits, sensor sand connector leads,
carrie doutataq uali fied specialis twork-
shop, e.g .aMercedes-Benz Service
Centre. Otherwise, vehicl ecomponents
ma yw earm oreq uickl yand your vehicle's
warranty and operating permi tmaybe inva-
lidated. Retrofitting electrical and electronic
equipment
Electrical and electronic equipment can jeop-
ardise the operating safety of your vehicle. If
equipment of thi skind is retrofitted ,itmust
be type-approved and bear the emark. The
e mark ma ybeobtained fro mthe equipment
manufacturer or an authorised testing centre.
! Damag eorconsequentia ldamag earisi ng
fro mf itting equipment not approved
by Mercedes-Benz is not covered by the
Mercedes-Benz warranty.
If yo uwishtoi nstalltwo-wa yradios in the
vehicle, yo umusto btainf orma lapp roval.
Mercedes-Benz approves the installatio nof
two-wa yradios if such equipment is installed
professionall yand alow -reflection exterior
aeria lisused.
The transmission outpu tofthe two-wa yradio
must not exceed the maximum transmission
outputs listed. G
Ris
kofa ccident
Two-way radios ma yinterfere with the vehi-
cle electronics and thereb yjeopardise the
operational safety of the vehicl eand your
ow ns afety if: R
they do not have an exterio raerial
R the exterio raerialisn otalow -reflection
aerial
R the exterio raerialh as been fitte dincor-
rectly G
Ris
kofi njury
Excessive electromagnetic radiation may
also cause damage to your health and the
health of others. Using an exterio raerial
take sinto account current scientific dis-
cussions relating to the possibl ehealth haz-
ards tha tmayresul tfrome lectromagnetic
fields.
For thi sreason, onl yhavet he exterio raerial
fitte dataq ualified specialis tworkshop
which ha sthe necessary specialis tknowl-
edge and tool stocarry ou tthe work
required .Mercedes-Benz recommends
tha tyou useaM ercedes-Benz Service
Centre for thi spurpose. In particular ,work
relevant to safety or on safety-relate dsys-
tems must be carrie doutataq uali fied
specialis tworkshop.
i Mercedes-Benz recommends the us eof
an approved exterio raerial. Thi sensures
optima lreception quality for mobil etele- Technica
ldata
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