Also,

Check the "computer connection" to the coil pack. (Near the thermostat on the Zetec, for the uninformed V6 owners.)

It is possible that you have a wet connection there, so the coil isn't getting a reliable signal to fire.

FWIW,

TB

Tony Boner
Personal: 98cdw27@charter.net Work: tony.boner@sun.com
Saving the computer world from WinBloze as Unix/Solaris/Java Guru http://www.sun.com
1998 Contour SVT Pre-E1 618/6535 Born On Date: 4/30/1997
Now with Aussie Bar induced mild oversteer.