my scudo van 02 reg keeps cutting out showing p0230 fault code i have changed the fuel rail pressure sensor and the in tank pump/sender unit still doing the same it will restart after a few on and off turns of the key but cuts out after a short while i have now ordered a new m,f,u fuel pump relay does anybody have any idea what the problem may be a hopefully a fix for it thanks :slayer:

Seen this:
https://www.fiatforum.com/scudo/358813-scudo-dying-will-driving.html

Fuel pressure regulator might be cause