out of fuel; running out of fuel
Describes a vehicle, machine, or device that has exhausted its fuel supply. Often used in literal contexts, but can also be used figuratively for running out of energy or resources.
The car stopped because it ran out of fuel.
The heater stopped because it ran out of fuel.
Means 'out of battery' or 'dead battery'. 燃料切れ is for fuel, not electric power.
Compound of 燃料 (fuel) and 切れ (running out, from 切れる 'to run out').