1998 Lexus GS400 Main Fuse Box Diagram 1998 Lexus GS400 Main Fuse Box Map Fuse Panel Layout Diagram Parts: headlight control relay, magnetic main relay, radio, starter relay, heater main relay, horn relay, EFI main relay, BS system, headlight dimmer relay, hazard horn, dome light, engine main relay, EFI, seat heater, radio fan, air suspension, …