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Swapping in electric fuel pump. Question.

Posted: Mon May 26, 2014 6:40 pm
by UKJeeper
The mechanical fuel pump on Freddie has died, so i'm temporarily plumbing in an electric aftermarket fuel pump i had kept from a previous Jeep. Now, everything i've read says to connect the positive lead to an ignition hot wire (still deciding which one).

Question: I'm assuming that the wire from the aforementioned ignition hot should run through a relay to the pump, rather than directly as the pump must draw a lot of juice through which ever wire you 'borrow'.

Hope this makes sense.

Re: Swapping in electric fuel pump. Question.

Posted: Mon May 26, 2014 6:43 pm
by TerryG
As you will be adding additional drain to the circuit which it was not designed for, a relay would be a very sensible addition :)

Re: Swapping in electric fuel pump. Question.

Posted: Mon May 26, 2014 7:08 pm
by UKJeeper
I was already sure, but thought i'd run it past my peers.




















And you lot! :lol: