do the jdm pcm's have readiness tests? i know the emissions regs are not the same but will a jdm pcm pass an obd2 emissions test? if not can i use a usdm pcm on a jdm motor? such as a jdm sir2 (or 3, i forget which one is obd2) motor and '99 si pcm. i would rather use the jdm pcm though.