[str8noobin]

theres 2 wires going into my fuel pump bas does the three pin one or 2 pin one run the pump?? o yeah its a 93 sentra E 2 door thanks alot

 

[BeyondBiscuits2]

Should only be a 2-pin; power (feed) and ground. The best way to make sure is to remove the fuel pump cover and check the wires by hand.