[Mobile-Portable] FORD FUEL PUMP NOISE ON HF
Gary P. Fiber
gfiber at clearwire.net
Mon Jul 9 17:14:05 EDT 2007
Had the very same issue with my 1996 Ford Ranger too. The fuel tank was
plastic. Like another said it helped but did not eliminate the fuel pump
noise. Bonding the truck helped. I never got around to installing a
coaxial capacitor on the 12 volt leads to the fuel pump.
I now have a 2005 Toyota RAV4 and it has low electrical noise. The road
noise is worse on this vehicle.
Gary Fiber K8IZ
playfordaz at tds.net wrote:
> I believe that the mod consists of dropping the fuel tanks (more than likely 2 in your case) and pulling the fuel pumps. A filter of some sort (ferrite bead?) is put on the power leads of both pumps. The reason one has to drop the fuel tanks is the pumps are actually located inside the tank.
>
> You probably already know this, but thought I would add my 2 cents. Had an F-150 (1996 flavor) and had same issue. HF was okay on 10, 12, and 15. 20 started to be affected and by the time you got to 40 and 75 they became un-usable.
>
> Good luck.
>
> John, WD8LQT
>
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