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I HAVE A CHECK ENGINE LIGHT ON

  • Tiny
  • Anonymous
  • 1998 Dodge Ram
  • 140,000 miles

I am getting this code P1391? What does it mean?

Thursday, March 21st, 2013 AT 6:39 AM

1 Reply

  • Tiny
  • caradiodoc
  • Expert
  • 25,616 posts

P1391 Intermittent Loss of CMP or CKP

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Thursday, March 21st, 2013 AT 6:56 AM

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