This Occupant Classification System

This Occupant Classification System has the following functions. 

Suppress the deployment of front passenger air bag when front passenger seat is empty, or when occupied by child and child-seat. Turns ON front passenger air bag OFF indicator when front passenger seat is occupied by child-seat and child.

Active Vent Function 

Air bag diagnosis sensor module opens vent of passenger side air bag module by passenger side occupant detecting condition if necessary. The pressure of the developed air bag falls, and the passenger side occupant is take care of appropriately.

Force Limiter Function 

• The belt force limiter functions to ensure that the body of occupant is not subjected to restraining force of a certain level or more.
• The front passenger belt force limiter is linked with the operation of the passenger air bag module. It reduces the amount of impact that occupant receives in an accident.

Front Passenger Seat Position Function 

The air bag diagnosis sensor unit uses the status of the front passenger seat position detection switch to determine the corresponding trigger time of the front passenger air bag. However, this only applies when it is detected that the front passenger seat is occupied.