wiring issues

So If anyone viewing this has seen my other threads they relate to this. The previous owner cut back the old wiring harness but left five wires out, I’m wondering what they go to. Keep in mind he races trophy trucks and builds prerunners. I have an idea of what they go to but not entirely sure.

I have a 93 Ranger 3.0L that I have been rebuilding - almost done. Until I noticed that when I turn on a turn signal (either side gives same results), I noticed my tail lights blinking too. Also, the High Brake light on the cab blinks too. A couple of notes: I've replaced all the lights with...