IT STARTS EASY AND IDEL PRETTY GOOD

  • Tiny
  • steven l jones
  • 1991 Ford F-150
  • 145,000 miles

Well when I give it gas it spits & sputters & a littel blue smoke comes from tail pipe I have changed plugs & wires & the TPSand changed the MAP sensor and done a self EEC V test but I can not fix it.

Saturday, August 10th, 2013 AT 5:22 PM

4 Answers

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

Have you checked for vacuum leaks?

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Saturday, August 10th, 2013 AT 8:30 PM
  • Tiny
  • Mastertech13
  • Expert
  • 3 posts

Blue smoke means your burning oil. You haven't left very much information to go off but it's a fairly safe bet.

This could be coming from several different areas, such as worn piston rings or worn valve guide seals. Have you done a compression or leak down test of any kind?

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Saturday, August 10th, 2013 AT 8:32 PM
  • Tiny
  • randy james
  • Member

Yes I have. Forgot to add this it does t smoke until it starts sputtering real bad and the smoke smels like the truck is over loading with gas.

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Sunday, August 11th, 2013 AT 12:48 AM
  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

Randy,

Is the smoke black?

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Sunday, August 11th, 2013 AT 8:55 PM

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