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Shaking at low RPM's

Old Jan 10, 2013 | 06:55 PM
  #21  
phatjames167's Avatar
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P0442 and P0455 are the codes that the guys at the auto part store told me would require a new 02 sensor. does that sound correct and like it could be part of my issue?
 
Old Jan 10, 2013 | 08:50 PM
  #22  
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have you swapped coils with a cylinder that isn't misfiring? i would do a vacuum leakdown test
 
Old Jan 11, 2013 | 01:51 PM
  #23  
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Originally Posted by hiwords
have you swapped coils with a cylinder that isn't misfiring? i would do a vacuum leakdown test
back wen it said cylinder 2 and were misfiring i tried swapping coils 1 for 2 and 3 for 4 and it still told me at the time that cylinders 2 and 4 were misfiring.
 
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