Originally Posted by
Cossy Mike
If you have no fuel at the rail then your problem is not sensor related at all. Your pump should prime before it even tries to crank. When you install the Cosworth loom did you use the fuel relay from it as it is a different circuit to the escort loom which is in car under your fuse box.
If so you need to bypass the escort loom altogether. Use the black/red thickest wire off the Cosworth loom to trigger your fuel pump.
I can hear the fuel pump prime when I turn the key live . On the cosworth loom I have the 2 yellow relays and they both click when I turn the key, and I've wired it so I've spliced Into the erst black / red wire under the rear seat