Component parts | Outline of function
Seat belt buckle switch (Driver side) | Detects if the seat belt buckle switch (driver side) is fastened or unfastened
Seat belt buckle switch (Passenger side) | Detects if the seat belt buckle switch (passenger side) is fastened or unfastened
Seat belt warning lamp | Turns the seat belt warning lamp ON when the seat belt is unfastened
Occupant Classification System control unit | Judges the passenger seat condition based on the information from Occupant Classification System control unit
Occupant Classification System seat sensor | Detects if the passenger seat is empty or occupied
Air bag diagnosis sensor unit | Turns ON seat belt warning lamp based on the information from Occupant Classification System control unit
Front passenger air bag OFF indicator | Turns the front passenger air bag OFF indicator lamp ON when the front passenger seat is occupied by a child or a child seat