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I believe I have all the ground points sorted out which are the ones I attached pictures of. Ended up finding out that my pcm is not sending a ground signal to the injector relay when ignition is on hence the injectors will not fire when trying to start. I ran a temporary ground wire from the...

hello all, i am in the process of installing new engine in my 07 mazdaspeed 6. currently having an issue with no voltage to injectors. i traced it down to not having ground at the injector relay in the engine bay. i ended up running a ground wire from the negative terminal on the battery to the...