I have a d16z6 motor w/ obd1 harness and p28 ecu im puttin in my 97 coupe. My problem is that the wiring harness connects to to the body harness, then to the ecu. My 98 ObD2 engine harness went direct ly to the ecu. So wat do i have to do now? I have the OBD1 under body harness if neccessary.