I have a 2000 f150 XL it did not have fog lights but I put it all in and plug them up check the inside fuse box and it had the 5 amp fuse in # 27 and the underhood fuse box made sure it had a relay and it had the 15amp fuse in # 9slot everything was there and replaced the head light switch and turned it on and nothing does anyone know what I should do now or look for all the post on here are old back in 09 and stuff so I hope somebody can help me thank