I think i posted this in your original thread. If you haven't checked cap and rotor, I might not have.

Here's the common fixes for your problem, culled from many posts like yours.
http://www.4x4wire.com/forums/showflat.php?Cat=&Board=UBB86&Number=591821


[color:"white"]? 04 Rodeo DI ?[/color] 75k mi, body damage on the 1st weekend I got it.