2005 Ford Expedition Misfiring Really Bad Replaced Spark Plugs Two Coil Packs

2005 FORD EXPEDITION
186,000 MILES
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ANONYMOUS
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  • 1 POST
Misfiring really bad, replaced all spark plugs and two coil packs still misfire checked all coil packs and they are good
Feb 26, 2013 at 7:08 PM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Scan the computer to determine which cylinder is missing. Then check to see if the injectors are working, you are getting a good spark, check compression...
Feb 26, 2013 at 7:10 PM
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