Forum Discussion

maillemaker's avatar
maillemaker
Explorer
Jul 26, 2020

Ripping up carpet, replace with vinyl, fuel pump hatch.

So, some back story: I have a 1990 Winnebago Warrior on an E350 chassis. I have been having fits with the fuel pump. It died in 1993, was replaced with the wrong pump, finally got Airtex to admit...
enblethen's avatar
enblethen
Nomad
Jul 26, 2020
Sounds like low voltage through the fuel pump relay. Not sure if yours has one. earlier models do. initial power was fed via the starter relay, then when oil pressure is seen, the fuel pump was energized by oil pressure sending unit.

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