Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 03 Jaguar S Type › 03 Jaguar S Type August 18, 2014 at 12:04 am #622685 Robert BinghamParticipant I was thinking because I had misfires for too long that I might have burnt my passenger side Cat up. So I decided to unplug the 02 sensor on that side. Not a ton better but the vehicle isn’t cutting out at 3k rpm like it was before.