I had for making some alterations for the engine harness to the idle control valve. I'd at first prepared to work with a two wire bimetallic type valve, but I might be utilizing a Screw-in design and style idle Manage valve. This valve works by using a stepper motor which https://4age-20v-turbo-engine-for02311.full-design.com/the-definitive-guide-to-toyota-4age-81670614