This is an interesting attempt to ward off the growing skepticism of judicial supremacy in some groups. There is a fascinating struggle between judicial supremacy and constitutional supremacy in America with a long history. Obviously there are pros and cons to each view, and who is for or against one or the other often changes depending on the social issue at hand. I don't think a code of ethics will be very effectiv…
They may as well fine them $50 every time they accept a bribe.
Term limits would go much, much further and you'll notice the absence.