www.dodo-upgrades.nl

I followed your manual obd2 to obd1 and I do not detect errors ecu but the car will not start has spark the spark plugs was the original ecu P3X and the new is coming from a P1G like the d15z3 stock.
Heeeeeeeeeellppp

If I understood correctly the problem has been solved, IMO unit?

yes the imo unit i don´t exist to p1g ecu, localizate and remove and start.