Thanks for the reply. Did that think I figured out the problem the new fuel pump is a Chinese one and it's making a big knocking sound can't find a Mopar one right now because of a recall on the fuel pump.
Hey everyone I need some help I have a 2014 jeep with the EcoDiesel she was running rough last week code popped up p016f. Looked it up it said (CLOSED LOOP FUEL PRESSURE CONTROL AT LIMIT - PRESSURE TOO LOW) so I did the fuel filters and the fuel pump started sounding rough so put a new one in...