2008ford f250 6.4 diesel.showingcode#poooo can you advise?

Question

showing 2 fault codes and was needing help on the poooo fault code

Answer 1

P0472 Exhaust pressure sensor circuit low

The other code P0000 is not a code there is a P000E and a P001 , a P003 and a P004, these all deal with the fuel volume regulator. can you recheck the code