Quote Originally Posted by magna buff View Post
what is " the built-in unremoveable FIAV,"

i have a spare TN 2.6 efi T/B

or you might be chasing one off a TR
Fixed Idle Air Valve?

So the bit that can't be mounted is MD166235 Throttle body idle switch which would tell the ECU the throttle is in the idle position. ANy marking s of stamps on the TB casing like AC60-xxx? WHat is this from again? HG Galant VR4 aust delivered or import? Is there a picture if the FIAV in one of your photos?