Audi A4 B8 owners manual page 263

text version of content this owner's manual page from owners manual to the vehicle Audi A4, year of production 2008 - 2015:

document_0900452a81b1b9de.book Seite 261 Donnerstag, 26. Juli 2007 9:16 09 Checking and topping up fluids 261 • The coolant additive G12++ can be mixed only with additives If there are no leaks in the system, a loss of coolant can only occur G12+ and G12. if the coolant boils and is forced out of the system as a result of overheating. Checking coolant level The coolant level can be checked at a glance. Caution Radiator sealants must not be added to the coolant. Such additives could seriously impair the function of the cooling system. Topping up the coolant Be careful when topping up coolant. – Switch off the engine. Fig. 257 Engine compartment: Mark- – Wait for the engine to cool down. ings on radiator expan- sion tank – Cover the cap on the expansion tank ⇒ fig. 257 with a cloth, and carefully unscrew the cap anti-clockwise – Switch off the ignition. ⇒ . – Read off coolant level on radiator expansion tank – Add coolant. ⇒fig.257. When the engine is cold it should be between – Screw the cap on again tightly. the “MIN” and “MAX” marks. When the engine is hot it may be slightly above the “MAX” mark. Make sure that the coolant meets the required specifications The coolant level should be checked with the engine switched off.⇒page260, “Coolant”. Do not use a different type of additive if anti- freeze additive G12++, G12+ or G12 is not available. In this case use The coolant level is monitored by a warning lamp in the instrument only water and bring the coolant concentration back up to the cluster ⇒ page 33. However, we recommend that it should be correct level as soon as possible by putting in the specified additive. checked occasionally. Always top up with fresh, unused coolant. Coolant losses Do not fill above the “MAX” mark. Excess coolant is forced out of the Any loss of coolant normally indicates a leak in the cooling system. system through the valve in the filler cap when the engine gets hot. In this case the cooling system should be inspected by a qualified If a lot of coolant has been lost, wait for the engine to cool down workshop without delay. It is not sufficient merely to top up the before putting in cold coolant. Failure to do so could result in coolant. serious engine damage. Controls Safety Driving tips General maintenance Self-help Technical data

owners manual Audi A4

owners manual Audi A4 - year of production: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 - Audi A4 B8 owners manual EN