What can cause cylinders 1,2,3 to misfire in my 2001 Mazda Tribute LX?

2001 MAZDA TRIBUTE
15,000 MILES
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TROYH
  • MEMBER
  • 1 POST
rough idle when first starting,sometimes stalls while idleing. Runs fine while driving. Check engine light came on. Codes say cylinders 1,2,3 are misfiring. Had new plugs/wires installed couple months ago. Would like to know what could be the problem. Thanks
Dec 11, 2011 at 11:54 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Start by testing the crankshaft position sensor
Dec 11, 2011 at 12:08 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
try changing or cleaning the IAC. or possibly there's a vacuum leak on that bank 1 2 3.
Dec 11, 2011 at 12:12 PM
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