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I have power at the pump harness, yeah. But it won’t prime without being jumpered. It’s an 07 MS3. Where is the interior fuse box? Sent from my iPhone using Tapatalk

I just replaced the in-tank full pump assembly with an OEM Mazda assembly. Everything is wired right, torqued to spec, etc. The problem is that the pump is only pushing 4.5-5.5 PSI with the key on/engine off. Which is the reason I replaced the pump in the first place, same issue. Tested the...