mmm osunds interesting, so the problem is that some unbunrt fuel in the converter can burn in there?
interesting possibility, but givent he temperature at which the cat converter operates (high) I belive this is a NO-NO warning that should have been a maybe.....just like the don't put metals in the microwave warning

Quote Originally Posted by Leon
titrisol - I just found this from a uk garage website



It says pretty much the same in my car manufacturers manual too.

whoops - wandered off topic a bit here.