clutch AUDI Q7 2009 Owner´s Manual

-~_C_ h_e _c _ k_ i_n ...:::g::;...._ a_n_ d_ f_ i_ll _in -'g:::;.._ ___________________________________________ _
G12+ +, G12 + or G12 is not available, do not use a different addit ive .
Use p lain water ins tead until you ca n get the c orrec t additive and
can restore the correct ratio . This should be done as soon as
poss ible.
If you have los t a considerable amount o f coo lant, then you s hould
add co ld antifreeze and cold water only when the engine is cold .
A lways us e
new en gi ne c oolant when refi llin g .
Do not fi ll coo lant above the "MAX" mark. Excess coolant wil l be
forced out through the pressure relief valve in the cap when the
engine beco mes hot.
& WARNING
• The cooling sy stem is under pressure and can get very hot .
Reduce the risk of s calding from hot coolant by following these
steps .
- Turn off the engine and allow it to cool down.
- Protect your face, hands and arms from escaping fluid and
steam by covering the cap with a large, thick rag .
- Turn the cap slowly and very carefully in a counter -clockwise
dire ction while applying light , downward pressure on the top
of the cap .
- To avoid being burned , do not spill antifreeze or coolant on
the exhaust system or hot engine parts . Under certain condi ­
tions , the ethylene glycol in engine coolant can catch fire.
• Antifreeze is po isonous . Always store antifreeze in its original
container and well out of the reach of children.
• If you drain the coolant , it must be caught and safely stored in
a proper container clearly marked "poison ".
0 Note
• Coo lant po llutes t he e nviro nment and cou ld cause a n en gin e
fire. Excess coolant wi ll be forced out through the pressure re lief
va lve in the cap when the eng ine becomes hot.
• I f, in an emergency, on ly wate r can be added, the correct ratio
between wate r and ant ifree ze::::>
page 337 must be restored as soon
as possib le .
W For the sake of the environment
Drained coolant should not be reused. Always dispose of used
coo la nt whi le observ ing all env iro nmen tal reg ulat io n s. •
Radiator fan
The radiato r fan switches on au toma tic ally by i tself.
The radiator fa n is dr iven by the eng ine via th e V -belt. The visco us
clutch regulates the speed of the fan according to the temperature
o f t he coo la nt.
An auxiliary electric radiator fan * sw itches on and off depending on
coo la nt t empe rat ure a nd othe r vehic le operating c ondi tio ns.
A ft er you sw itch the e ngine o ff, the au xiliary fa n ca n conti nue
running for up to 10 m inutes- even with the ignition off. It can even
switch o n again lat er by itsel f::::> & , if
• the temperature of the eng ine coo lant rises due to the heat
bu ild -up from the eng ine in the eng ine compartment, or
• the engine compartment heats up because the vehic le is parked
in i ntense sun ligh t.
& WARNING
• To reduce the ri sk of personal injury never touch the radiator
fan .
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