I can't get my 87 F150 to pump fuel, front tank or back tank. Am I supposed to hear the pump in the rear tank when its activated? I desperately need a schematic of the wiring and fuse locations if anyone has them. Thanks ahead of time.

 

Yes it comes on for two seconds after you turn on the key.

Here is the diagram.

 

Fantastic, exactly what I needed. Thanks so much.