According to the 2008 Ford Focus Owner Guide :
With engine oil filter change :
( 4.5 U.S. quarts / 4.3 litres of 5W-20 )
4.5 L 5-20
5 quarts
4.5 Quarts with oil/filter change.
5W-20 , for the 2.0 liter engine in a 2008 Ford Focus ( according to the Owner Guide )
The 2005 Ford Focus has an oil capacity of 4.5 quarts for both the 2.0 and 2.3L engines. Factory spec is 5w30 oil. Correction: the 05 focus either 2.0 L or 2.3 L take 4.3 L of oil, and the factory spec. is NOT 5W30. the 04 and up ford focus take 5W-20 oil, putting 5w30 in these vehicles can cause damage and WILL void any warranty.
Probably 4 quarts. Check the Owners' Manual.
6 quarts with filter 5W/20 synthetic oil.
According to the 2008 Ford Focus Owner Guide : With engine oil filter change : The 2.0 litre four cylinder engines take ( 4.5 U.S. quarts )
The 2000 Ford Focus Owner Guide shows : with engine oil filter change : ( 3.78 liters ) for the SPI engine ( 4.25 liters ) for the ZETEC engine
According to the 2008 Ford Focus Owner Guide : With engine oil filter change : The 2.0 litre four cylinder engines take ( 4.5 U.S. quarts of 5W-20 )
4 quarts for the SPI engine - - - 4.5 quarts for the Zetec engine.
6 quarts