2004 MERCEDES-BENZ CLK CABRIOLET radiator

269
Operation
Care Cleaning the headlamps
6
Wipe the headlamp lenses with a wet
sponge.
! Only use windscreen washer fluid which is
suitable for plasti clamp lenses. Unsuitable wind-
screen washer fluid could damage the plastic
lamp lenses of the headlamps .You must not
th er efore use a dry cloth ,sco uring agents, sol-
vents or solvent-b ased cle aning agents. You
could otherwise scratch or damage the surface
of the lens. Cl
eaning Distronic*
1 Dist ronic cover 6
Turn the ignition key to 0before clean-
in g.
6 Clean radiator grille cover 1with
water, shampoo and a soft cloth.
! Do not usedry,co ars eor hard cloths and do
no tscrub. Otherwise, you will scratch or damage
th e se nsors.
6 Restart your vehicle after it has been
cleaned. Cle
aning Parktronic*
The sensors are located in the front and
rear bumpers.
1 Parktronic sensors in the front bumper 6
Clean the sensors on the bumpers us-
ing water, shampoo and a soft cloth.
! Do not use dry, coarse or hard cloths and do
not scrub. Othe rwise, you will scratch or damage
the sensors. If youare cleaning the sensors with
a high-pressure or steam cleaner, direct it only
briefly at the sensors, maintaining a distance of
at least 10 cm. P 54.70-2218-31
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287
Practical advice
Display messag esDisplay messages Possible cause
/consequ ence Possible sol
ution DistronicClean sensor!
See Owner's
Manual Distronic* is deactivated if:
!
the Distronic cover in the radia-
tor grill is dirty
! the function is impaired due to
heavy rain orfog 6
Clean the Distronic cover inthe radiator
grille (= page 269).
6 Restart the vehic le.
or
Distronic* is avail able again without you hav-
ing to restart the engine if:
! the dirt loosens while the vehicle is moving
(e.g. slush)
! the syste mdetects that all sensors are ful-
ly available
! the message in the mul ti-function display
is cleared
! the last stored speed flashes inthe display
for fi veseconds
You can operate Distronic* again inthe usual
way. 209en_d2.boo Seite
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314 Practical advice
Trouble
shoo ting Problem Possible cause Suggested solutions
D
The red coolant warning lamp
lights up wh ile the engine is
running. There is insufficient coolant in the reservoir. 6
Top up the coolant immediately, oth-
erwise the engine could ove rheat
(= page 247). If this warning lamp lights up frequently,
there is a leak in the cool
ing system. 6
Have the cooling system checked. If the coolant lev
elis correct, the radiator fan
may be faulty. 6
If the coolant temperature is below
12 5° C, you can drive on to the near-
est qualifie dspec ialist wor ksho p, e .g.
a Mercedes-Benz Servi ceCentre.
6 Avoid plac ing a heavy strai non the en-
gi ne (e.g. driving on mountain roads)
and stop /start driving. D
The red coolant warning lamp
lights up while you are dri ving
and you can hear an audible
warning. The coolant temperature has
exceeded
125 °C. 6
Stop as soon as possible and allow
the engine and the coolant to cool
down. 209en_d2.boo Seite
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325
Practical advice
Tr ou bleshooting Problem Possible caus
e/consequ ence Suggested sol
utions The coolant temperature gauge is above
+130 °C. The coolant warning lamp may
also be
lit and a warning signal may sound
( = pag e107). The coolant
level is too low. The coolant is
too hot and the engine is no longer being
cooled sufficiently. 6
Stop as soon as possible and allow the
engine and the coolant to cool down.
6 Check the coolant level, while observing
the warn ings, and top up the coolant if
nec essary (
=page 247). If the coolant
level is correct, the radiator
fan may be faulty. The coolant is too hot
and the engine is no longer being coo led
sufficiently. 6
If the coolant temperature is below
130 °C ,you can drive on to the nearest
qual ified specialist workshop, e.g. a
Mercedes-Benz Serv ice Ce ntre.
6 When doing so, avoid placing a heavy
strain on the engine (e.g. driving on
mo untain roads) and stop /start driving. 209en_d2.boo Seite
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