Guys my series 2 has started cutting out just after starting it's got new filter in has been running fine. I have fuel getting to engine fuel lines are wet when the nuts are loosened. Could it be the pump?

Hi Guys, I'm new to Landyzone, although I follow the craic...I have 2 discovery 2's and a series 2a for my sins, I'm not a machine head at all and changing the brake pads is a massive achievement for me and gives me a great sense of satisfaction. My series 2a has been MOT'd as a failure I have...