| 摘要 |
A system and the like capable of preventing the over discharge of the power source mounted on the vehicle, while alleviating the work for monitoring the power supply ability of the power source is provided. According to a vehicle state management system 10 of the present invention, a power supply ability of the power source 102 is evaluated at the point in time when the vehicle state management system 10 is transited from the operating state to the stand-by state. Thereafter, a transition requirement is set on the basis of the evaluation result, and the vehicle state management system 10 is transited from the stand-by state to the sleeping state at an appropriate time on condition that the transition requirement is satisfied, and the power supply from the power source 102 to a vehicle state communication system 10 is cut off.
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