87 4runner...no power to diagnostic port?! Help??

Tanjo

New member
Ive been tinkering with thia project 87 4runner i picked up on the cheap. 22re. After changing out the fuel pump and filter, and fixing all the fuel leaks, the fuel pump just stopped working. It worked one day, and didnt the next.

Jumped fp and B+....nothing. huh? Checked voltage at B+ with key on...getting something like .15vdc . Efi relay checks good. Im getting power at the efi relat sockets. All fuses check good.

Truck still cranks! Ive got power everywhere else. Just no fuel pump. And no power to diagnostic port. Anyone ever encounter this?
 

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