Yes 7 wires. Here is a better picture.. so this is open connector and goes to nothing? Ah I see now. It say "inspection connector". So problem solved right?
Are you saying there should be an emission box on firewall near fuse box under dash? Definitely not lights or signals as all of those work well. Even dimmer works.
Makes sense for the round one. But the headlights work well so the square one is not to headlights. No reverse light though. And no guage light (but gauges work(