Lexus RX 300 (1999 - 2003) - fuse box diagram - Auto Genius Lexus RX 300 (1999 - 2003) - fuse box diagram Fuse Box Diagram Lexus RX300 (XU10; 1999-2003) Cigar lighter (power outlet) fuses in the Lexus RX300 are the fuses #24 “CIG” (Cigarette lighter) and #26 “PWR OUTLET” (Power outlets) in the Instrument panel fuse box. Interior Fuse Box Location: 1999-2003 Lexus RX300 - 2001 Click to view0:13The video above shows how to replace blown fuses in the interior fuse box of your 2001 Lexus RX300 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power Author: Diamond Jim Can't Find The Fuse Box ! - 99 - 03 Lexus RX300 - Lexus Had the Rx 300 SE-L for a week or so now. Loving it - except for a small problem. There doesnt seem to be any power to the cigarette lighter - phone charger wont work. I have tried the charger in another car and it was fine. My wife tried the power outlet under the contre cosole and that worked o.. Fuse Box Diagram Lexus Fuse box diagrams (location and assignment of electrical fuses and relays) Lexus.