water pump MERCEDES-BENZ CLK550 2008 C209 Owner's Manual

403 Practical hints
What to do if …?
Symbol messages
Display symbolDisplay messagePossible cause/consequencePossible solution
#The battery is no longer charging.
Possible causes:

broken poly-V-belt

alternator malfunctioning
Stop immediately in a safe location or
as soon as it is safe to do so and check
the poly-V-belt.
If it is broken:
Do not continue to drive. Otherwise
the engine will overheat due to an
inoperative water pump which may
result in damage to the engine. Notify
an authorized Mercedes-Benz Center.
If it is intact:
Drive immediately to the nearest
authorized Mercedes-Benz Center.
Low Voltage
Charge BatteryThe battery has insufficient voltage.Start the engine (page 51).
Low Voltage
Switch Off
ConsumersThe battery has insufficient voltage.Turn off unnecessary electrical con-
sumers.

406 Practical hints
What to do if …?
Display symbolDisplay messagePossible cause/consequencePossible solution
•Coolant
Stop vehicle,
turn engine off.The coolant is too hot.
Among other possible causes, the
poly-V-belt could be broken.Stop the vehicle in a safe location or
as soon as it is safe to do so.
Apply the parking brake (page 59).
Turn off the engine.
Check the poly-V-belt.
If it is broken:
Do not continue to drive. Otherwise
the engine will overheat due to an in-
operative water pump which may re-
sult in damage to the engine. Contact
an authorized Mercedes-Benz Center.
If it is intact:
Wait for the message to disappear be-
fore restarting the engine.
Doing otherwise could result in seri-
ous engine damage that is not covered
by the Mercedes-Benz Limited War-
ranty.
(Continued on next page)

453 Practical hints
Flat tire
Foreign objects (e.g. screws or nails)
should not be removed from the tire.
Take TIREFIT, the sticker, and the
electric air pump out of the trunk
(
page 422).
Two-part sticker
1Sticker for instrument cluster
2Sticker for wheel
Attach sticker part 1 where it will be
easily seen by the driver on the instru-
ment cluster.
Attach sticker part 2 to the damaged
tire (close to the tire valve).
Warning!G
Take care not to allow the contents of
T I R E F I T t o c o m e i n c o n t a c t w i t h h a i r , e y e s o r
clothing. TIREFIT is harmful if inhaled,
swallowed or absorbed through the skin -
causes skin, eye and respiratory irritation.
Any contact with eyes or skin should be
flushed immediately with plenty of water.
If clothing comes in contact with TIREFIT,
change clothing as soon as possible.
In case of allergic reaction or rash, consult a
physician immediately.
Warning!G
Keep TIREFIT out of reach of children.
If swallowed, rinse mouth immediately with
plenty of water and drink plenty of water.
Do not induce vomiting!
Consult a physician immediately.
Keep away from open flame or heat source.
iIf sealant has leaked out, let it dry. You can
then peel it off.
Warning!G
Observe safety instructions on air pump
label.
iYour vehicle may be equipped with either of
two versions of the electric air pump:

Version 1
The air hose with pressure gauge and the
electrical plug are located behind a flap.

Version 2
The pressure gauge is located in the pump
housing.
The following description applies to both
versions. Differences in usage are expressly
declared.