B means Brake manner that some types, together with electric automobiles, provide. You need to use it to decelerate or manage downhill speed without having using the vehicle’s brakes. The shift valve is pressurized with fluid within the governor on a single aspect, and the throttle valve on one other. https://gearboxauto97418.bleepblogs.com/34259934/how-gearbox-auto-can-save-you-time-stress-and-money