MONITORING DEVICE AND METHOD

In a factory (FC) in which a plurality of processes for manufacturing a vehicle (100) that travels via unmanned driving is performed, a monitoring device monitors the vehicle (100) that is an object of the processes. The monitoring device includes a process acquisition unit (210), a torque acquisition unit (220), and a detection unit that detects an abnormality in an output torque of the vehicle (100) by using process information and torque information.