obd2

i have a question concerning the OBDII ecus nissan introduced to update the OBD1s. i have just recently purchased a BEE*R Limiter and every ecu pin out i’ve been able to find to splice it in has been for OBD1 ecus and none for OBDII, i have a 1996 300zx 2+0 that im trying to 2 step, has anyone...