Quote:
Originally Posted by PatOpsahl
If my Cats were plugged, could it cause back pressure triggering the codes? I have always had an annoying rattle that I think comes from the Cats or muffler.
|
From your description, the 'cats could definitely be the problem. It sounds like the engine isn't breathing properly under load. I've seen this happen plenty of times. Of course, make sure you check the Mass Air Flow sensor first, but I doubt it's your problem.