Cannot start

Please can someone help me ... I changed Ecm with used one on sonata 2012 with vin 5NPEC4AB7CH461630.. I try to write the vin it was not working so I neutralize Ecm and program the key to the new Ecm still cannot start but I can see key learn was successful.. this are Ecm numbers i can’t tell if they not compatible the original car Ecm is the second one: tools that I hve .. autel elite. Ikey820 and lonsdor