1994 ford f150 wont switch to front gas tank from rear tank

james journeyman · #1 Apr 24, 2007, 07:17 PM

i have a 1994 ford f150 xl 4.9 straight v6 with dual gas tanks.
when i try to switch over to the front tank from the rear tank the truck stalls out and wont start. why is this and how can i fix this problem? <PS> even if i switch over before i even try starting the engine the truck still wont start.

hvac1000 · Apr 24, 2007, 09:12 PM

bad switch
bad gas change over solenoid under truck
tank plugged up

itsjb5 · May 17, 2007, 08:54 PM

Does it die out right away or slowly boggs down and dies
fuel pump in tank or no power to it? the pump on the frame rail is high presure pump and isnt able to SUCK the gas out of the tank, it has to get fead from the tank pump.
they use the pump presure to switch the tank valve also.



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