From: utzoo!decvax!harpo!eagle!mhuxt!mhuxa!mhuxh!mhuxm!mhuxv!pdt Newsgroups: net.auto.vw Title: CAT indicator light Article-I.D.: mhuxv.1001 Posted: Wed Jul 7 15:11:03 1982 Received: Thu Jul 8 01:14:36 1982 As I recall from my 1976 Rabbit, the CAT indicator lights up when the catalytic perverter is overheating. (Post-1976 Rabbits are fuel injected, of course, and need no perverter.)