Hi i got my lex is250 installed a sub from fry's electronic store and they ran a remote wire to a 12v fuse...after they installed through the fuse i have to turn my ignition to 2 instead ignition 1 which press the start button twice instead once..i don't want my amp to be turned on ignition 2 i want it on ignition 1 so can someone please help me or give me a link for LEXUS IS250 HEAD UNIT WIRING DIAGRAM???