Originally posted by TheContourGuy:
Cardoc has found that a 5.6K ohm resistor is the best. Tricks the computer into thinking the incoming air is 20 degrees cooler, therefore correcting the lean problem our cars have at high RPM.
What works for the Duratec won't necessarily work for the Zetec. The Zetec guy that originally came up with the mod is using a 10k resistor, so I can't see why it's causing problems, unless he's running 87 octane.
