I have 2002 300 DA WITH TWIN 5.0L MPIs. My fuel shutoff valve does not have a 12 volt circuit closing. What might the problem be. I bench tested it and it works fine. Any help.

[Skipper_Ed]

I have 2002 300 DA WITH TWIN 5.0L MPIs. My fuel shutoff valve does not have a 12 volt circuit closing. What might the problem be.  I bench tested it and it works fine. Any help.