Interior Fuse Box Location: 2004-2009 Toyota Prius 2005 Click to view0:17Interior Fuse Box Location: 2004-2009 Toyota Prius. Intl. Autos helped make these videos. 1. Getting Started Prepare for the repair. 2. Remove Cover Locate interior fuse box and remove cover. 3. Locate Bad Fuse Find the fuse that is tied to the bad component. 4. Interior Fuse Box Location: 2004-2009 Toyota Prius 2004 Click to view0:17Some Toyotas have multiple interior fuse boxes including in the trunk - the video above will show you where the interior fuse box of your 2004 Prius is located. If your Prius has many options like a sunroof, navigation, heated seats, etc, the more fuses it has.