Guys need some help about these parts, as i recently swaped the engine, n bit new to efi, your help is need to know the work of these parts
in this pic you can see 2 red circle
1 is on some sensor can u name that ? and its working
2 the other one is iacv.
In the above picture u can see 3 red circles
1 same sensor
2 vacuum sensor, What is its purpose? i check it and saw that the pipe of that sensor was not fitted any where it was free??? now do it need any place?
3 what is that part near vtec solenoids, there is also a place for some pipe on it what is the that? and which pipe fits on it?