Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2003 Lancer P0456 › 2003 Lancer P0456 October 5, 2011 at 11:00 am #438854 RyanParticipant I’ll just have him take it to the mechanic it’s no big deal. Just wondering if there was something easy to check before we did. Thanks for the help everybody!