carbon canister located just behind back bumper. It's in a black plastic box with the carbon canister and purge valve. Mine was backing up the fuel when trying to fuel up. It was plugged.
Most likely a clogged or plugged gas tank vent hose.
The gas tank on the 2002 Kia Sportage holds 15.8 gal..
The gas tank on the 2014 Kia Sportage holds 15.3 gal..
The gas tank on the 2013 Kia Sportage holds 15.3 gal..
The gas tank on the 2009 Kia Sportage holds 15.3 gal..
The gas tank on the 2001 Kia Sportage holds 14 gal..
The gas tank on the 2005 Kia Sportage holds 15.3 gal..
The gas tank on the 2006 Kia Sportage holds 15.3 gal..
The gas tank on the 2011 Kia Sportage holds 14.5 gal..
The gas tank on the 2007 Kia Sportage holds 15.3 gal..
The gas tank on the 2008 Kia Sportage holds 15.3 gal..
The gas tank on the 2012 Kia Sportage holds 15.3 gal..