Percolation? Heat soak? Don't drive during summer??

DentalDart said

It was like that before I took it apart and it never caused a problem... that I know of.

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Well you need to fix that. That could be what's wrong with it. If that coil is putting out all the time, it's probably overheating. That could be the coil itself, or the ECU. I caint believe you ain't addressed that yet. lol