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182
Checking
and filling
Checking the engine coolant level
Proceed carefully when checking the coolant .
Fig. 144 Convert ible top: service position
Fig. 145 Convert ible top sto rage bay: coo lant expan-
sion tank
Before you check anything in the engine com-
partment, always read and heed all WARN-
INGS
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&_
in Working in the engine compart-
ment on page 173 and park your vehicle on a
level surface.
The coolant expansion tank is located in the
right side of t he convertible top storage bay
under th e round metal cover
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fig. 145 . The
convertible top must be in the service position
to check the coolant leve l
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fig. 144.
Bringing the closed convertible top into
the service position
.. Switch the ign ition on .
.. Pull and hold the convertible top switch .
.. Press and hold the rear window switch too
until the convertib le top moves into the
service position
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fig. 144.
Bringing the open convertible to into the
service position
.. Switch the ignition on.
.. Press and hold the convertible top switch.
.. Press and hold the rear window switch too
until the convertible top moves into the
service position
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fig. 144.
Opening the coolant expansion tank cover
.. Stop the engine and allow it to cool.
.. Switch the ignition off .
.. Carefully remove the bolts in the cover @
using a screwdriver and remove the cover.
The coolant reservoir is located below
¢fig. 145.
Checking the engine coolant level
.. Place a rag or cloth on the cap of the coolant
expansion tank and turn the cap carefully to
the left (counter-clockwise)
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.&, .
.. Read the coolant leve l inside the coolant ex-
pansion tank ¢ fig. 145. With a cold engine,
it must be above the "min" mark. With a hot
eng ine, it can be a little above the indicated
range.
To obtain an accurate reading, the engine
must be switched off.
The expansion tank in your vehicle is equipped
with an electric coo lant level sensor
c:::>
page 15. We still recommend you check the
coolant level from time to time .
Coolant loss
Coolant loss may indicate a leak in the cooling
system. In the event of coolant loss, the cool-
ing system should be inspected immediately
by your authorized Audi dealer. It is not
enough merely to add coolant.
In a sealed system, losses can occur on ly if
the boiling point of the coo lant is exceeded as
a result of overheating .
A
WARNING
-
- The cooling system is under pressure. Do
notopenthecapofthecoolantexpan-
sion tank when the engine is hot. You
ris k be ing sca lded.
- The coolant additive, and therefore the
coo lant itself, is haza rdou s to hea lth .
Keep the coolant additive in t he original
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