hey guys,.. i have the P1259 code on my 03 EX civic, i done all that ii can and still there,.. someone told me that i am gonna need a none vtec head or a used new engine vtec, since the code and problem still there, can anyone tell me if i can use a non vtec engine on my vtec transmission or not, or just get the used vtec engine or a non vtec head with the ecu, help is need it,..thanks guys