we have a 2011 ducato 120 multijet, its had a minor front end shunt (no airbags or seat belt pre tensioners activated), now wont start and you cant turn the hazard warning lights off, if we put a 12v feed to the fuel pump it runs fine ?... any help appreciated

See thread Ducato FPSon fault by Burntchips on page 2 .
About 3 weeks ago. It might be same thing.

look behind the horizontal cover passenger side just above floor mat near to nearside front wheel arch plastic cover in the cab its there! a small black rubber push button