i have a 93 ls b18a1 in my 5th gen hatch, the motor and the car are both obd1 so it should be a straight up swap has anyone else done this??? my car revs up and down for like 10-15 seconds then the check engine light goes on and it revs down and runs perfect.. there are 4 wires on a clip that are not plugged in because there is no wire on the harness for them..., the wires on an integra that go to it come from behind the firewall into the interior so my civic one doesnt??? what can i do i need help real bad!!