evap system control /Ho2s insufficent fuel trim /Ho2s insufficent lean mean /4 cylinder miss fire /system o2 lean / miss fire bank 1 and bank 2 please make sense for me in lamens term i could understand. thanx...handheld reading from diagnostic machine on my 1996 mustang 3.8 it idles rough with white smoke..just had a engine put in last year fileed up the radiator full now the engine light blinks on and off help plese....