You should build garage first BEFORE build ATV. Try craft and build garage and go to any map and come back, see if the bike is the garage.when i want to travel the map atv and bike got stuck with each other's and also showing that fuel is empty every time but only in outside of the map, but when i am in my base then fuel is full in both vehicles and i can drive only in my base not outside the map please help me how to solve