There are several possibilities: Most obvious, of course, is (1) low coolant level or insufficient coolant fluid (i.e. - coolant fluid mixture has been diluted with too much water). (2) The cooling fan(s) are failing to come on. (3) The water pump is failing or has failed.
Fuel filter plugged?Air filter dirty?weak fuel Pump?
What exactly is it that you are asking about overheating ?????
The EPA range estimate for the 2004 Ford Focus is 290.4 mi. in the city, 396.0 mi. on the highway.
The EPA range estimate for the 2009 Ford Focus is 324.0 mi. in the city, 472.5 mi. on the highway.
The EPA range estimate for the 2011 Ford Focus is 337.5 mi. in the city, 472.5 mi. on the highway.
The EPA range estimate for the 2005 Ford Focus is 308 mi. in the city, 448 mi. on the highway.
The EPA range estimate for the 2007 Ford Focus is 336.0 mi. in the city, 462.0 mi. on the highway.
The EPA range estimate for the 2013 Ford Focus is 322.4 mi. in the city, 446.4 mi. on the highway.
The EPA range estimate for the 2002 Ford Focus is 290.4 mi. in the city, 409.2 mi. on the highway.
The EPA range estimate for the 2012 Ford Focus is 322.4 mi. in the city, 446.4 mi. on the highway.
The EPA range estimate for the 2008 Ford Focus is 324.0 mi. in the city, 472.5 mi. on the highway.
The EPA range estimate for the 2006 Ford Focus is 322.0 mi. in the city, 434.0 mi. on the highway.