The right sequence of stress Establish-up and release is controlled by a fancy arrangement of hydraulic valves in conjunction with sensors that respond to motor load, highway velocity and throttle opening. Generally, the automatic gearbox works by using a roller clutch for program upshifts/downshifts. It operates identical to a ratchet. https://johnnykuzde.bloggerswise.com/41076590/how-much-you-need-to-expect-you-ll-pay-for-a-good-gearbox-auto