Quote Originally Posted by pootrol07 View Post
I have checked the relief valve and that is passing, trying too check current from prrssure sensor to ecu, i dont have a complete circuit there cozmy dp chip isnt lighting up, i have plenty of fuel comming back threw the return line so the pump is ruled out, doing my head in, will be for sale as soon as its running
I would be looking for the problem where the DP Chip doesn't have power, or doesn't have the LED on .....