Audi S5 A5 owners manual page 228

text version of content this owner's manual page from owners manual to the vehicle Audi S5, year of production 2007:

document_0900452a81793dcc.book Seite 226 Mittwoch, 21. März 2007 5:42 17 226 Checking and topping up fluids Caution WARNING Radiator sealants must not be adde d to the coolant. Such additives • The cooling system is under pr essure. Do not unscrew the cap could seriously impair the function of the cooling system.on the expansion tank when the engine is hot: you could be scalded by escaping steam Topping up the coolant • The coolant and coolant additive can be a health hazard. Store Be careful when topping up coolant. the coolant additive in the original container in a safe place out of reach of children – risk of poisoning. – Switch off the engine. – Wait for the engine to cool down. For the sake of the environment Drained off coolant should not be used again. Drain off the used – Cover the cap on the expansion tank ⇒page225, fig. 215 coolant into a suitable container and dispose of it in the proper with a cloth, and carefully unscrew the cap anti-clock-manner (observe environmental regulations). wise ⇒ . – Add coolant. Radiator fan – Screw the cap on again tightly. The radiator fan can start running spontaneously. Make sure that the coolant meets the required specifications The radiator fan is driven by the engine via a poly V-belt. The speed ⇒page224, “Coolant”. Do not use a different type of additive if anti-of the fan is varied by a viscous clutch according to the temperature. freeze additive G12+, G12 or G11 is not available. In this case use There is also an auxiliary electric fan, which cuts in automatically only water and bring the coolant concentration back up to the whenever the temperature of the coolant and the engine compart- correct level as soon as possible by putting in the specified additive.ment rises above a certain level. Always top up with fresh, unused coolant. The auxiliary fan can continue to run for as long as 10 minutes after Do not fill above the “MAX” mark. Excess coolant is forced out of the stopping the engine – even after the ignition is switched off. It may system through the valve in the filler cap when the engine gets hot.also start running suddenly ⇒ after a while if If a lot of coolant has been lost, wait for the engine to cool down • residual heat raises the coolant temperature, or before putting in cold coolant. Failure to do so could result in • the hot engine compartment is additionally heated up by the serious engine damage. sun. WARNING When working in the engine compartment be aware that the radi- ator fan may start running suddenly – risk of injury.

owners manual Audi S5

owners manual Audi S5 - year of production: 2007 - Audi S5 A5 owners manual EN