The ITB adapter has some threaded holes underneath. Each throttle are going to be plumbed into a distribution block, which can be fed in the MAP sensor. It may even be connected to the idle Manage valve. I could reconnect it in the future but it is disconnected for now. https://jdm-toyota-4a-ge83837.blog2learn.com/81433660/not-known-facts-about-4age-20v-itbs