ELECTRIC PROBLEM IN NISSAN NAVARA 2013

Hello dear friends of the forum. I have a big problem with a Nissan Navara year 2013, I was checking the rear position lights, a short circuit in them, touches the positive with brake light and position dough, but only find the brake fuse, change it and work well. But the position I can't find it. Verify all the fuses and there is no burnt niguno