http://www.jaderunner.com/Auto/240Z/Docs/daves_harness.doc With the cooperation of Many people on classic Zcars.com, I have put together a couple of links that even the most novice skilled people can use to make, build or even repair a "headlight relay harness" The link above has all the info on one site, the following links are the same but seperated for details that may have been lost in the process. The complete wiring diagram that may be enlarged using the "expand" button on the lower right