ELECTRIC SYSTEM LAND CRUISER FJ 62

Hello, a great greeting for so long my FJ 62 worked the electric part very well towards a month the ectric glass cost him work quickly but yesterday night I present a strange failure that the first time presents as lu is when lighting the light lights do not light the crossroads are turned on alone. Volt and the alarm siren begins to scream the lights does not work, the eelctric glasses either the air of the failure the electrical insurance either the NAFTE the ignition part well the part of the load system also the brake lights well, the wiper system the cluster well, someone can suggest me where to look for, know if any or several relays can produce this failure can produce this failure