Originally Posted by ah1f39
That's exactly what I said the problem was. You need to recheck your vacum lines and make sure that they are set up the way JR sugested.
When you engine fires and runs it creates vacum wich makes the fuel pump relay switch to the "run" circuit.
Im not sure I understand what your saying , the Focus will start and idle with no problem even with no Vac lines hooked to anything ?