Maintenance and Car Care
257
Checking Coolant Level and
Adding Coolant
The coolant provides year-round protection
from corrosion and freezing down to –31 °F
(–35 °C) (–40 °F (–40 °C) in Nordic countries).
Observe the following points:
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Use only antifreeze authorised by Porsche.
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Check the coolant level regularly.
Coolant level
When the
engine is cold
and the vehicle is level,
the red display must be under the arrow between
the minus and plus markings.
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Add coolant if necessary.
The maximum fill level is reached when the red
display is under the plus marking.
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Please see the chapter “OVERVIEW OF
WARNING MESSAGES” on page 152.
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Please see the chapter “EXERCISE EXTREME
CAUTION WHEN WORKING ON YOUR VEHICLE”
on page 252.
Checking when engine is cold
1. Open cap on the reservoir carefully and
allow any overpressure to escape.
Then unscrew cap completely.
2. Read off the engine coolant level.
3. Top up with coolant if necessary.
Do not top up over the plus marking.
Only add a mixture of antifreeze and water
in equal parts.
Antifreeze in coolant:
50 % provides antifreeze protection
down to –31 °F (–35 °C).
4. Screw the cap on the reservoir closed until
it locks securely.
Checking the coolant level when a warning
message appears on the multi-function
display in the instrument panel
Warning!
Danger of serious personal injury or death
from scalding. Coolant is hazardous to your
health, and may be fatal if swallowed.
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Do not open the cap of the expansion tank
while the engine is hot.
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Allow the engine to cool down before opening
the cap and protect your hands, arms and face
from any possible escape of hot coolant.
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Keep coolant out of children's reach.
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Also, keep coolant away from your pets. They
can be attracted to it should there be a spill, or
to used coolant left in an open container.
Coolant can be deadly to pets if consumed.
