The headlight wiring diagram has the wire colors in the Nissan factory service manual for your vehicle, which you can access for free here:

Nissan Service Manuals - NICOclub

NICOclub.com purchases, downloads, and maintains a comprehensive directory of Nissan Factory Service Manuals for use by our registered members. While we wouldn’t prevent anyone from using this information, we’d hope you would appreciate our efforts enough to frequent the forums here, rather than...

www.nicoclub.com

 

Thanks a lot! Searched through for a bit and found my answer! I'll leave this thread on here with attached files for future browsing when someone else wants to know - Check Harness E27 and notice Terminal 4 goes to Ground (Black), Terminal 5 goes to "Parking, License Plate, and Tail Lamps" aka Marker (Red), and Terminal 6 goes to "Turn Signal" (Light Grey).

For what it's worth, Factory Harness is Red (Marker), Light Grey (Signal), and Black (Ground). ARB Harness is Red (Marker), Green (Signal), and Black (Ground)...Effectively meaning that wiring Red to Red, Light Grey to Green, and Black to Black is the correct setup.

 

Should the low beam of the Headlights of a 1999 Nissan Rhnesa model N.30 .turn off when the high beam is turned on ....and if it should be on , what would the issue be