Engine seems to turn fine. No bangs or flashing warning lights or anything. Battery light just came on and engine was dead

Help!! Evening all, new on here, need some help. My discovery 3 cut out while cruising at 50mph. I just lost all power but no warning lights at all. Still have full electrics and engine turns over. The low pressure fuel pump still wines when you turn the key and the belt is still on the back of...

Help!! Evening all, new on here, need some help. My discovery 3 cut out while cruising at 50mph. I just lost all power but no warning lights at all. Still have full electrics and engine turns over. The low pressure fuel pump still wines when you turn the key and the belt is still on the back of...