Motor MERCEDES-BENZ CL COUPE 2006 User Guide

300 Con
trols
Driving systems
Distroni cPlus 1
co ntro ls the speed an dau-
tom atical ly mai ntains th eset dista nce
fr om vehicle stra vellin ginfron t. Distronic
Pl us func tions atspeeds ofbetwee n0 an d
20 0k m/ h.
If aslowe r-mov ing vehicl e isdetected in
front, Distr onicPlus cau sesyour vehicle to
brake and thus maint ain apre setd istan ce
fr om theve hicle infron t.
!Youm ustd eactivat ethe radar sens orsys-
tem incertain count ries and near radio as tro-
no mical installations (
=page 287).
If th ere is no vehicleinfront, Distro nicPlus
op erates in thesa me wayas cruise control
( = page 290).
i Donot use Di stronic Plus when drivingon a
steep uphill or downh ill gr adi ent. Distr
onic Plu s* 1N
ot available in all cou ntrie s. G
Risk of acc ident Distronic
Plus ison ly an aid des igne dto as-
sist dri ving. Youar er esponsibl efo ryo ur
ve hicle’ sd istance from other vehicl es,the
speed of your vehicle an d for br akingin
go od ti me.
Distronic Plus does not reac t to:
! pedest rians
! stationary obstac lesin theroad, e.g.
station aryor par kedv ehic les
! oncom ing veh icles and cross traf fic
Distronic Plus may not detect narrow vehi-
cl es travelling in fr ont,e.g. motorc yclesand
ve hicles trav elling on adi ffe rent line. Th
erefore alwayspay atte nt ionto the tr affic
conditions, ev enwhen Distronic Plus is act i-
vated. You ma yot herw ise fail to rec ognise
da ngers in ti me, cau sean accid entan di n-
ju re your selfan dot he rs. G
Risk of accident Dist
ronicPlu s cannot de tect roa dand traf fic
conditions. Deact ivat eDi stron icPlus indriv-
ing situatio nsin whic hitma inta inst he
spe edor accele rates to th esetspe edbe-
ca use ithas lo stthe vehicle trav elling in
fr on t,in particul ar:
! beforebe nds
! infilt er lan es
! when chan ging into a la newith fa sttraf-
fic
! on re routed lanes, e.g. motor waywo rks Distron
icPlus cannot take weather cond i-
tion sin to acco un t.De activate Distro nicP lus
or do not activa te it:
! on slip pery roa dsurfaces, snow or ice.
Th ew heelsma ylose their grip when the
dr iver brak es or accelerate sth e ve hicle.
The vehi cle co uld go intoask id.
! when the sensorsare dirty or there is
poo rvisib ilit y,e.g. due tofog, rain or
snow. The proximity control may be im-
pa ired
Al wa yspay attention to thetraf ficc ondi-
tion s,even when Distro nicPlus isac tivated.
You ma y otherw ise fail to re cogn ise dange rs
in ti me, causean accid entan dinjure you r-
se lfand others. 216_R
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455
Practical advice
Tr oubleshooting Eng
ine Pro
blem Poss
ible cause /consequ ence Sugges
tedsoluti ons Th
een gine wi llnot start. You can hear the
sta rter motor working. !
The remay be a malfunctio nin the en-
gi ne elec tron ics.
! The remay bea malfun ctionin the fuel
supp ly. 6
Turn thekey to po sition 0in the ignition
lock be fore the next star ting attem pt.
6 Resta rttheengine ( =page 256). When
do ing so ,reme mber tha tex ce ssively
long andfreque ntatte mp ts to st artt he
eng ine will drain th ebatter y.
If th e en gine does not sta rtafter several at-
tempt s:
6 Consulta qua lifi ed spe cial ist wor ksho p. 216_R
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456 Practical advice
Troubleshooting Pr
ob lem Po
ssi blecaus e/cons equence Suggest
edsolu tions The
engine wi llnot start .You cannot hear
the star ter motor wo rking. Th
eon-board vol tage istoo low beca use
the star ter battery istoo we akor dis-
char ged. 6
Jum p-star tt he vehicle ( =page 497).
If th eengine doe snot start despite at-
tem ptsto ju mp-start it:
6 Cons ulta qualified specialist worksho p. Th
esta rter mo torhas overhea ted. 6
Allow the star te rmo tor to coo ldown for
appro ximat ely tw omi nu tes.
6 Rest art the engine.
If th een gine still do es not star t:
6 Cons ulta qualified specialist worksho p. Th
e engi neisno tru nn ingsm oot hly an dis
mis firi ng. Th
eengi neelectro nics orame cha nical
com ponent of the engine control unithave
been da maged. 6
Onlydepress th eac ce lerat orpedal gen-
tly.
6 Have the cause rectified immediately at
a qu alified speciali stwor ksho p.
Oth erwi se ,un bur ntfuel may getinto the
ca talytic converter andda ma geit. 216_R
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457
Practical advice
Tr oubleshooting Pr
ob lem Poss
ible cause /consequ ence Sugges
tedsoluti ons Th
een gine cannot beswitche doff. 6
Take th efu se extra ctor and the fuse
ch artfr om the vehi cle tool kit
( = page 401).
6 Open the fus eboxintheen gine com-
partm ent (
= page 503).
6 Pullout the two fuses marke d"MOTOR
NO TAU S"on thef use cha rtusing the
fu se extra ctor.
The engine switches off.
To resta rtthe engine:
6 Reinser tthe fuses. A coo
lant temp eratu reof ove r+120 °Cis
displ ayed. The coolant
leve lis too low. The coo lant is
too hot andt he engine isno long er being
co oled sufficie ntly. 6
Stop as soonaspos sibl ea nd al low the
eng ine an d the coola ntto coo ldown.
6 Check the coolan t le vel.Ob serve the
warning notes asyou do so and top up
the coola ntifne ces sary (
=page 379). 216_R
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