| 摘要 |
A vehicle system (10) having a plurality of power supplies includes: a plurality of first loads (3) that use only a first power supply (S1) from among the plurality of power supplies (S1, S2); a second load (4) that uses the first power supply (S1), from among the plurality of power supplies (S1, S2), as a normal power supply, and uses a second power supply (S2) as an alternate power supply to the first power supply (S1); and a monitoring apparatus (1) that monitors respective conditions of the first loads (3) by communicating with the first loads (3), and determines that the first power supply (S1) has been removed after detecting that communication with all of the plurality of first loads (3) has been interrupted. |
