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Audi A4 2010 - Page 277

Audi A4 2010
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Checking and filling Ill
-------------~--
& WARNING
The cooling system is under pressure and can get very hot . Reduce
the ris k of scalding from hot coolant by following the se steps .
Turn off the eng ine 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
direct ion 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 conditions, the
ethylene glycol in engine coolant can catch fire.
0 Note
Do not add any type of radiator leak sealant to your vehicle's engine
coolant. Adding radiat or repair fluid may adversely affect the func-
tion and performance of yo ur cooling system and cou ld result in
damage not cove red by your New Vehicle Limite d Wa rran ty.
Adding coolant
Be very careful when adding engine coolant.
Before you check anythi ng in t he eng ine compartment,
always read and heed all WARNINGS=> & in "Wor king in
the engi ne compartment" on page
267.
- Turn off t he eng ine.
- Let t he engine cool down.
- Place a thi ck rag over t he coolant expans ion tank
=> page 27 4, fi g. 202 and carefully t urn the cap counter-
cloc kwise
=> & .
Safety first
- Add coolant .
- Twist the cap on again
tightly.
Replaceme nt eng ine coolant must conform to exact spec ifications
~
page 2 73, "Coolant". Even in a n emergency, if coolant ad ditive
G12 ++, G12+ or G12 is
not available, do not use a different add itive .
Use plain water instead until you can get the correct additive an d ca n
restor e the correc t ratio. This should be done as soon as poss ible .
If you have lost a considerable amoun t of coolant, then you shou ld
add co ld antifree ze and cold wate r only w hen t he e ng ine is cold.
Always use
new engine coo lant when refi lling.
Do not fill coolant above the "MAX" ma rk. Excess coolant will be
forced out t hrough t he press ure relief valve in t he cap when the
engine becomes hot.
& WARNING
The cooling system is under pressure and can get very hot.
Reduce the ris k of scalding 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, thi ck rag.
- Turn the cap slowly and very carefully in a counte r-clockwise
direction while applying light, downward press ure on the top
of the cap.
- To avoid being burned, do not spill antifreeze or coolant on
the exhau st system or hot engine parts. Under certain condi-
tions, the ethylene glycol in engine coo lant can catch fire.
Antifreeze is poisonous. 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 ".
~
Vehicle care Technical data

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