"Coasting mode" refers to a state where someone or something is operating smoothly and effortlessly, without much active effort or engagement. It implies a relaxed approach and enjoying the benefits without putting in much work. Full definition
Even in coasting mode, all safety and comfort functions remain fully operational. (cheersandgears.com)
Zathura is predictable to a certain point, and the home invasion sequence by the reptilian Zorgons drags on much longer than necessary, but just when you think that the story's ideas have petered out and the movie is going to go into coast mode to the finish, a new story wrinkle emerges to keep us reeled in again. (qwipster.net)
A new coasting mode will be added and enable the A8 to coast with the engine turned off for about 40 seconds at speeds between 34.2 mph and 99.4 mph. (automobilemag.com)