2008 honda accord

i was driving and the car was driving fine out of no where the car started jerking and the lights started flashing in the dash board and the check engine light came on and the car shut off i baught a new fuel pump its not that i have no communication from obd port it turns it on but it reads error i have a 2008 honda accord 4 cylinder its killing me what can it be its not the altinator cause i put a new battery in the car and still nothing please i really need help i put starting fluid to see nothing