Peugeot406hdi. THE OTHER DAY I WAS DRIVING MY PEUGEOT 406 HDI I HAD GONE ABOUT 2 MILES WHEN

Question

THE OTHER DAY I WAS DRIVING MY PEUGEOT 406 HDI I HAD GONE ABOUT  2 MILES WHEN THE CAR JUST STOPED AND THE ENGINE MANAGENT LIGHT CAME ON THE CAR STARTED UP AGAIN I THEN DROVE BACK HOME I THEN LOOKED IN THE CAR HANDBOOK AND IT SAID IF THE LIGHT STAYS ON ITS A PROBLEM  IN THE EMISSONS I TOOK THE CAR TO CHECKED ON A COUMPTER AND IT SAID THE FUEL PUMP PRIMARY CIRCUIT CAN ANYONE TELL ME IF THEY HAD THIS PROBLEM HOW CAN I REPAIR IT