Changing spark plugs on 2004 Mazda MPV

  • 2004 MAZDA MPV
  • 2WD
  • 100,900 MILES

I need to change the spark plugs on 2004 mazda mpv 3.0 engine what all has to be removed to change the ones in back.I have code po303 #3 misfire. Also code p0660 intake manifold tuning valve control circuit open bank 1a what would cause this code? Hope someone can help I can't find a repair manual for this van. Thanks

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Saturday, February 12th, 2011 AT 1:52 AM

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