I had to make some variations to your engine harness for your idle Regulate valve. I'd originally planned to work with a two wire bimetallic style valve, but I is going to be utilizing a Screw-in design and style idle Manage valve. This valve works by using a stepper motor https://4age-engine-for-sale32086.like-blogs.com/39045507/new-step-by-step-map-for-4age-20v-itb