Automobile door checker device

This as invention relates to a door checker device for automobile, and more particularly, the fixing member is attached to the vehicle body, once the rotation is hinged to the fixing member and the checker arm positioned between the door and the vehicle body, the door side as attached doedoe on the car door checker device comprising a door checker to be slid along the longitudinal direction of the checker arm engaged to the checker arm and the door to maintain the mounting state in a certain point in the swing path, the door checker is , checkerboard panel coupled to the door side; First rotating means are rotatably coupled to the checker panel, rotating in engagement with the checker arm disposed on one side of the panel checker; Second rotary means which is arranged on the side surface of the panel checker includes a friction plate, and rotated in association with the rotating means; And it arranged on the side surface of the checker panel, when applied with the electric signal and a stator that can be bound to the second rotating means while attracting the friction plate of said second rotary means by the electromagnetic force.