I'd run a USDM ECU. Or....talk to Honda swap guys in your state and find out what's up with the smog scanning and JDM ECU's
USDM and JDM VTEC oil pressure issue too. USDM ECU needs to have USDM B18C1 VTEC oil pressure switch. Plus the 99/00 Si mounts we spoke of, IAB's and Knock Sensor.