One (also labelled "L"): Restricts the transmission to 1st equipment only, also known as a "minimal gear". This is beneficial when a large torque is necessary for the wheels (for example, when accelerating up a steep incline); nevertheless use at greater speeds can operate the motor at an excessive pace, https://gearbox-auto95172.canariblogs.com/the-2-minute-rule-for-gearbox-auto-49004413