MERCEDES-BENZ CLK COUPE 2004 Owners Manual

318 Practical advice
Trouble
shoo ting Problem Po
ssible caus e/consequ ence Su
ggested solutions You hear a
warning signal. A message appears
inthe multi-function
display. 6
Comply with the notes on ( =page 281). You are driving with the parking brake ap-
pli
ed. 6
Release the parking brake ( =page 43). You have opened the drive
r's door and for-
go tten to switch off the lights. 6
Turn the light switch to 0. You have not fastened your seat bel
t. 6
Fasten your seat belt ( =page 32).
G There isothe rwise a risk of inju ry. Vehicles wit
hautom atic transmission*:
You have:
! switched off the engine
! opened the driver's door
! not moved the selector lever to P 6
Move the selector le ver to P. 209en_d2.boo Seite
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319
Practical advice
Tr ou bleshooting Accident
Problem Possible cause
/consequ ence Suggested sol
utions The vehicle is losing fuel. The fuel
line or tank is faulty. 6
Switch off the ignition immediately.
6 Remove the ignition key.
6 Do not restart the engine under any cir-
cumstances.
There is a risk of fire or explosion.
6 Consult a qualified specialist workshop,
e.g. a Mercedes-Benz Servi ceCentre. The extent of the damage cannot be de-
termined. 6
Consult a qualif ied specialist workshop,
e.g. a Mercedes-Benz Servi ceCentre. There appears to be no damage to:
!
the major assemblies
! the fuel system
! theengine mountings 6
Start the engine as usual. 209en_d2.boo Seite
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320 Practical advice
Trouble
shoo ting Seat belt
Problem Possible caus
e/conse quence Suggested solutions
The seat bel
textender does not sli deback. The seat belt extender is defective. 6
Push the seat belt extender back with
force.
6 Have the seat belt extender checked
at a qualified specialist workshop, e.g.
a Mercedes-Benz Serv ice Centre.
If you are unable to push the seat be lt
extender back:
6 Do not drive any further and inform a
qualified spe cialist workshop, e.g. a
Mercedes-B enz Service Centre.
G There is otherwise a risk of injur y. 209en_d2.boo Seite
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321
Practical advice
Tr ou bleshooting Fuel
and fuel tank Problem Possible caus
e/consequ ence Suggested sol
utions The vehicle is losing fuel. The fuel
line or tank is faulty. 6
Switch off the ignition immediately.
6 Remove the ignition key.
6 Do not restart the engine under any
circumstances.
There isa risk ofignition or explosion due to
the leaking fuel.
6 Inform a qualified speci alist workshop,
e.g. a Mercedes-Benz Servi ceCentre. 209en_d2.boo Seite
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322 Practical advice
Trouble
shoo ting Problem Po
ssible caus e/consequ ence Su
ggested solutions The fuel tank has run dry in a vehicle with
a diesel engine. There is air
inthe fuel system. 6
After refuelling, turn th estarter motor
for up to 60 seconds without interrup-
tion until the engine is runn ing smooth-
ly.
The fuel system is bled.
If the engine does not start:
6 Wait for two minutes.
6 Repeat the startin gprocedure for up to
60 seconds.
If the vehicle still does not start:
6 Consult a qualified specialist workshop,
e.g. a Mercedes-Benz Service Centre. The fuel filler flap cannot be opened. The fuel filler flap
isnot unlocked. The
batteries in the remote control or the
KEYLESS GO key* are discharged. 6
Unlock the boot using the emergency
key element (
=page 34 1).
6 Unlock the fuel filler flap manually
( = page 342). The fuel filler flap
isunlocked but the
opening mechanism is jamme d. 6
Consult a qualified specialist workshop,
e.g. a Mercedes-Benz Service Centre. 209en_d2.boo Seite
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323
Practical advice
Tr ou bleshooting En
gine Problem Possible caus
e/consequ ence Suggested sol
utions The engine does not start. You can hear
th
e starter motor working. !
There may be a malfunct ion in the en-
gine electronics.
! There may be a malfunction in the fuel
supply. 6
Turn the ignition back to 0before at-
tem pting to rest art the engine.
6 Restart the engine ( =page 38). Note
that excessively long and freque ntat-
tem pts to st artth eengine may drain the
battery.
If the engine stil ldoes not start after several
attempts:
6 Consult a qualified specialist workshop,
e.g. a Mercedes-Benz Servi ceCentre. Vehicles with a diesel eng
ine:
The engine does not start. You can hear
th e starter motor working. The reserve
fuel warning lamp is lit and the fuel gauge
is showing 0. The fuel tank has run dry. 6
Refuel the vehicle.
6 Bleed the fuel system ( =page 322). 209en_d2.boo Seite
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324 Practical advice
Trouble
shoo ting Problem Po
ssible caus e/consequ ence Su
ggested solutions The engine does not start. You cannot
hear
the sta rter mo tor wor king. The on-board
voltage is too low (the start-
er battery is discharged or nearly dis-
char ged). 6
Jump-s tarting may beperform ed.
If the engine does not start despite jump-
starting:
6 Consult a qualified specialist workshop,
e.g. a Mercedes-Benz Service Centre. Vehicles with a petrol engine:
the engine is not running smoothly and is
misfiring. The
engine electronics or a mechanical
component in the engine con trol system
is faulty. 6
Do not use too much throttl e.
6 Have the cause rectified immediately at
a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
Non-combusted fuel can otherwise get
into the catalytic co nverter and dama ge
it. Vehicles with a diesel engine:
the engine does not switch off. 6
Open the main fuse box (= page 386).
6 Pull out the two fuses markedMOTOR NOT
AUS
using the fuse extractor.
The engine stops.
If you wish to restart the engine:
6 Put the fuses bac kin. 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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326 Practical advice
Trouble
shoo ting Automatic transmission*
Problem Possible cau
se/c onsequ ence Su
ggested solutions Problems with
gear shifts. The trans
mission is losing oil. 6
Have the tran smission checked immedi-
ately at a qualified speci alist workshop,
e.g. a Mercedes-Benz Service Centre. The acceleration capability is deteriorat-
ing.
The transmission no
longer changes gear. The trans
mission is in emergency mode.
You can only shift to 2ndgearor reverse
ge ar. 6
Stop the vehicle.
6 Move the selector le ver to P.
6 Switch off the engine.
6 Wait at least ten seconds before restart-
ing the engine.
6 Move the selector lever to position D
or R.
In position D, the transmission shifts to
2nd gear,in Rit shifts to reverse gear.
6 Have the trans mission checked immedi-
ately at a qualified speci alist workshop,
e.g. a Mercedes-Benz Service Centre. 209en_d2.boo Seite
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327
Practical advice
Tr ou bleshooting Parktronic*
Problem Possible cause
/consequ ence Suggested sol
utions Only the red segments in the Parktronic
warning dis
plays are lit.
You also hear a warning tone that lasts for
approximate lythree seconds.
Parktronic switches off after approximate-
ly 30 seconds and the indicator lamp in
the Parktronic button lights up. Parktronic has malfunctioned and has
switched itself off. 6
Have the Parktronic checked as soon as
possible at a qualified specialist work-
shop, e.g. a Mercedes-Benz Service
Centre. Only the red segments in the Parktronic
warning dis
plays are lit.
Parktronic switches off after 20 seconds. The Parktronic sensors are dirty or there is
in
terference. 6
Clean the Parktronic sensors
(=
page 269).
6 Switch on the ignition again. There may be interference from an exter-
nal source of radio or ultrasonic waves. 6
Check the Parktronic functions at an-
other location. 209en_d2.boo Seite
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