The handbook valve is just what the change lever hooks up to. According to which gear is selected, the guide valve feeds hydraulic circuits that inhibit certain gears. As an example, In case the change lever is in 3rd gear, it feeds a circuit that stops overdrive from participating. Once https://gearbox-auto10639.designi1.com/55262938/new-step-by-step-map-for-gearbox-auto