so far the only items i noticed that have to be added on wiring are the data link and the secondary 02 sensor for the underdash.i know there's more on the engine compartment do you guys know what i'm missing.my vehicle is 96 itr rhd from japan,unfortunately i am in california.emmisions is very hard to get a vehicle registered.if any one can give me a few pointers on this entire registration or things i need to do to the car .