I believe Ford breaks the ground side to stop the injectors, then puts ground to the harness to fire. A pinched injector harness on the correct side of the injector clip would fire constantly. I'd be checking each clip for ground on each pin of the connector... Someone correct me if I'm wrong...

http://www.bnmotorsports.com "And I will strike down upon thee with great vengeance and furious anger those who attempt to poison and destroy my CEG brothers. And you will know I am the Moderator when I lay my vengeance upon you."