Fuse box location 1993 lexus ls400 - JustAnswer Feb 07, 2010Fuse box location 1993 lexus ls400 - Answered by a verified Lexus Mechanic. There are two fuse panel locations. The first location is at the left front of the engine compartment. The second location is under the left side of the instrument panel. The flasher is located under the left side of the instrument panel to the left of the steering Interior Fuse Box Location: 1993-1996 Lexus ES300 1993 The video above shows how to replace blown fuses in the interior fuse box of your 1993 Lexus ES300 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 that has blown out.