1 (also labelled "L"): Restricts the transmission to 1st equipment only, often known as a "reduced equipment". This is beneficial when a considerable torque is necessary for the wheels (such as, when accelerating up a steep incline); however use at increased speeds can run the engine at an excessive velocity, https://gearbox-auto18517.blog-ezine.com/34283268/a-secret-weapon-for-gearbox-auto