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Re-wiring walbro - questions about power and ground wires

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sandmstreet3

20+ Year Contributor
73
0
Nov 22, 2002
edina, Minnesota
Ok, so im re-re-wiring my fuel pump since it decided to start blowing its fuse left and right. Here is what i have found. I tested the ohms from the red wire on the walbro pump, to the ground wire on the pump assembly, and i get continuity. I get the same thing when I connect the multimeter to the black wire on the pump (ground), and the power wire (black w/ white stripe) on the pump assembly.

So somewhere on the pump assembly or inside the pump, the power and ground are touching. Would this be what is popping the fuse? Any thoughts as to where its grounding out or is this normal (i dont know too much about electrical stuff).
 
Yes - somewhere in there, it's shorting - either in the gasLOLine itself (REALLY BAD!) or against each other (still bad).

When something shorts, the current consumption (amperage consumption) increases dramatically, because the electricity has a completed circuit and can convert directly to heat. When the amperage exceeds the capacity of the fuse, it blows to save you from melted wires, a car fire, or a spectacular explosion.
 
its not the gasoline itself, the pump assy is out of the car. im perpelexed as to where it might be though. its not in the pump itself i know.
 
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