Cooling system components, removing and installing
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 Audi S4, 2008 Audi S4, 2007 Audi S4, 2006 Audi S4, and 2005 Audi S4. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Cover cap of expansion tank with rag and open carefully, as hot steam i.e. hot coolant may escape when opening.
NOTE:
- When the engine is warm the cooling system is under pressure. If necessary release pressure before commencing repair work.
- Arrows on coolant pipes and coolant hoses must line up across from each other.