Well my engine light just came on after 75,000 miles. Look's like I'm making a trip to the dealer tonight. Any ideas on what it may be?
Nothing left to do but smile, smile, smile!!!! 2012 JKU Sport
Muffler bearings?
Cylinder 2 misfire.
Nothing left to do but smile, smile, smile!!!! 2012 JKU Sport
Just had the same code on my 12. Take it to the dealer, it's the drivers side head.
Matt gets the prize for Knowing stuff before the dealer does. Good call!:thumb: Honestly it's an epidemic of Pentastar cyl. heads.:doh: My 2012 JKUR got the same code @ 20K mi.:doh: My son's Pentastar equipped mini van just got the code @ 50K.:doh: If you have a dealer who has seen lots of these (which one hasn't) they'll handle it in under a day. Sometimes parts availability is a problem. I drove for three weeks with no problems except for the damned check engine light before the new head arrived. Best of luck.:yup:
Depending on the code. The error code that relates to this is a misfire.
It can clear itself if it doesn't detect another misfire, mine did for about a week until it got worse and stayed on. If you look up the code, general description points to plug/wire.
The computer is detecting is a misfire on cylinder 2 in this case. I believe some have also reported a misfire on cylinder 4.
Linebacker- I wast just playing the odds , the wire could have been bad, disconnected or maybe a bad spark plug as well.
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