i really need help I have a 2005 a4 2.0t and after changing the spark and the engine started and on road test the engine dyied and will not start, checked the t-belt and its not broken, checked for codes none found, replaced crank sensor, cam sensor still no start found another engine ecu and im going to install and see what happen, anyone else having issues like this

 

My Audi A4 model 2007 just cranks and won't start. It shows ESP and EPC light. Any idea please