Interior Fuse Box Location: 2006-2014 Lexus IS250 2008 Click to view0:17The video above shows how to replace blown fuses in the interior fuse box of your 2008 Lexus IS250 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse Need Help Finding The Fusebox - 07 - 13 Lexus IS250 Jun 10, 201307 - 13 Lexus IS250 / IS350 / IS-F ; Need Help Finding The Fusebox Sign in to follow this . Followers 1. Need Help Finding The Fusebox. The fuse box is in the car on the passenger side under the glove box by your feet. Lay on your back and you will be able to see it. It is about 3" X 2", white with all the fuse info on the cover.