Patent ID: 11866026
Assignee: HYUNDAI MOTOR COMPANY
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 13:
14. The apparatus of claim 10, wherein the main brake pedal sensor, the redundancy brake pedal sensor, the main brake controller, the redundancy brake controller, and the electronic parking brake controller are in a failure state when:
power supplied to each of the main brake pedal sensor, the redundancy brake pedal sensor, the main brake controller, the redundancy brake controller, and the electronic parking brake controller is abnormal;
signals output from the main brake pedal sensor and the redundancy brake pedal sensor during an initial startup are abnormal; and
signals output from the main brake controller, the redundancy brake controller, and the electronic parking brake controller are abnormal as a preset test signal is applied during the initial startup.