•  The front buckle switch signals the SAS control module as to whether the seat belt is inserted into the buckle or not.

•  The second-row buckle switch signals the rear body control module (RBCM) as to whether the seat belt is inserted into the buckle or not.

•  The third-row buckle switch signals the instrument cluster as to whether the seat belt is inserted into the buckle or not.

•  The front buckle switch sends a seat belt status signal to the SAS control module.

•  The second-row buckle switch sends a seat belt status signal to the rear body control module (RBCM).

•  The third-row buckle switch sends a seat belt status signal to the instrument cluster.

•  The buckle switch turns on (contact point: Closed)/off (contact point: Open) according to the seat belt insertion condition.

•  The buckle switch is integrated with the following buckle.

•  When the seat belt is not inserted into the buckle, the switch turns on (contact point: Closed).

•  When the seat belt is inserted into the buckle, the switch turns off (contact point: Open).

•  Not applicable