Patent ID: 11912139
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC B  G  Y | IPC B  G

Claim 0:
1. An electric powered vehicle, comprising:
a vehicle body comprising a traction motor;
a battery pack mounted on the vehicle body and configured to supply electric power to the traction motor;
a battery ECU housed in the battery pack; and
a vehicle ECU mounted on the vehicle body and communicably connected to the battery ECU,
wherein
the vehicle ECU is configured to transmit first identification data and second identification data for detecting communication disruptions to the battery ECU, and
the battery ECU is configured to:
when the battery ECU receives both the first identification data and the second identification data, determine that the battery ECU is communicably connected to the vehicle ECU and enable a predetermined mutual monitoring function for the vehicle ECU; and
when the battery ECU receives the first identification data but does not receive the second identification data, determine that the battery ECU is communicably connected to another ECU other than the vehicle ECU and disable the mutual monitoring function for the vehicle ECU.