Coolant - Porsche 911 Manual

Coolant

Coolant
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Engine compartment
B
WARNING
blowers and other mov-
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ing parts in the area of
the engine
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Hands, fingers, items of clothing, necklaces or long
hair can be drawn in by moving parts, e.g. the en-
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gine-compartment blowers or drive belt, when
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working in the engine compartment. The engine-
compartment blowers are installed under the bon-
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net. After the engine is stopped, the engine com-
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partment temperature continues to be monitored.
The engine-compartment blowers may continue to
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run or start to run.
e Carry out work in this area only with the engine
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stopped while exercising extreme caution and
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take great care to ensure that parts of the body,
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articles of clothing or jewellery cannot be caught
in the radiator fan, engine-compartment blower,
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drive belt or other moving parts.
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Hot engine parts and hot
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WARNING
coolant
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The engine and adjacent components, the exhaust
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system and the coolant become very hot when the
engine is running.
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The coolant tank is pressurised. Hot coolant can
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spray out suddenly if the coolant tank is not opened
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W
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Y
Z
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with care.
e Take care when working near hot vehicle parts,
particularly the engine and the exhaust system.
e Before working in the engine compartment, al-
ways switch the engine off and let it cool
sufficiently.
e Exercise extreme caution when working in the
engine compartment.
e Top up coolant only with the engine stopped and
ignition switched off.
e Do not open the cap on the coolant reservoir
when the engine is hot. Wait until the coolant
temperature gauge displays a temperature below
60 °C.
NOTICE
If the vehicle continues to move after the warning
symbol is displayed, there is a risk of engine damage.
e Switch off engine and allow to cool.
e Do not continue driving if the warning persists
even when the engine coolant level is correct.
e Have the fault corrected. Visit a qualified spe-
cialist workshop. Porsche recommends a Por-
sche partner as they have trained workshop
personnel and the necessary parts and tools.
> Please refer to chapter "Warning and Information
Messages" on page 255.
The coolant provides year-round protection from
corrosion and freezing down to –37 °C.
Regular checking of the coolant level is part of
servicing.
e Use only antifreeze authorised by Porsche.
Porsche recommends Glysantin G40
®
antifreeze in accordance with G12++/VW TL 774
G).
Checking the coolant level and
adding coolant
Fig. 67: Coolant reservoir display
> Please refer to chapter "Instrument Cluster" on
page 120.
b b Vehicle is horizontal.
b b Engine cold and coolant temperature gauge be-
low 60 °C.
1. Read off the engine coolant level. The coolant
level must always be between the min and max
markings.
2. If the coolant level is below the min marking, add
coolant.
3. Open cap on the coolant reservoir carefully and
allow any overpressure to escape.
4. Then unscrew the cap completely.
5. Refill coolant. Only add a mixture of antifreeze
(alternatively:
®