2001 Mercury Sable P0304

Tiny
B&E
  • MEMBER
  • 2001 MERCURY SABLE
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 91,000 MILES
P0304 Cylinder 4 misfire, check engine light on flashes on and off, done wires, plugs, coil, crank and cam sensors, did compression test low 100's in cylinder 4, all others are good, clean carbons, runs better compression came back up, check engine light on again, on and off. Fuel pressure in range 55psi. Checked for vacuum leaks none found. New intake plen. Gasket. I have no clue of what else. Any help would be greatly appreciated.
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Thursday, August 26th, 2010 AT 11:26 AM

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Tiny
RASMATAZ
  • MEMBER
Check the injector for no.4
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Thursday, August 26th, 2010 AT 1:02 PM

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