09/22/2005 07:50 AMAudi A4 > 2001, S4 2000 > - 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine Code(s): APB
19-25
- Start engine and let it idle for about 10
minutes.
- Maintain an engine speed of about 2000
RPM for about 5 minutes.
- Allow engine to run at idling speed until
bottom hose on radiator becomes hot.
- Check coolant level and top off, if necessary.
When engine is at normal operating
temperature coolant level must be on max.
mark, and between min. and max. marks
when engine is cold.
Note:
When the engine is hot the cooling system is
under pressure. Carefully open filler cap on
expansion tank to release pressure before
starting repair work.
WARNING!
Hot steam can escape from the expansion
tank when the filler cap is opened. Cover the
filler cap with a cloth and remove it carefully.
