Quote:
Originally Posted by aggie91
I had a random misfire on #3 and it turned out to be a bad connection in one off the pins in the plug for the #3 injector. While fixing it, I found a bad crimp on a pin in the #5 injector plug too.
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When I would unplug injector #5 my AFR would lean out from 14.6 to 17. This indicates that the injector is functional. I’ve decided to pull the harness and modify the grounds. Hope it’s just a ground issue. I’m also going to run a dedicated ground for the PCM. Wish me luck