System Description
WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.
- SEAT BELT WARNING SYSTEM DESCRIPTION
If a seat belt is not fastened, this system flashes the seat belt warning light and sounds the seat belt warning buzzer as a reminder.
- FUNCTIONS OF MAIN COMPONENTS FUNCTIONS OF MAIN COMPONENTS
Components Function Front Seat Inner Belt Assembly LH Informs center airbag sensor assembly of front driver seat belt condition (fastened or unfastened) Front Seat Inner Belt Assembly RH Informs occupant classification ECU of front passenger seat belt condition (fastened or unfastened) Occupant Classification ECU Informs center airbag sensor assembly of front passenger seat condition (occupied or unoccupied)
Informs center airbag sensor assembly of front passenger seat belt condition (fastened or unfastened)Occupant Classification Sensor Informs occupant classification ECU of front passenger seat condition (occupied or unoccupied) Main Body ECU Informs combination meter assembly of front driver and front passenger seat belt condition (fastened or unfastened)
Informs combination meter assembly of front passenger seat condition (occupied or unoccupied)Front Driver Seat Belt Warning Light If front driver seat belt is unfastened and ignition switch is ON, combination meter assembly flashes seat belt warning light of combination meter assembly as reminder Front Passenger Seat Belt Warning Light Hatchback: When front passenger seat is occupied and ignition switch is ON, if passenger seat belt is unfastened, combination meter assembly flashes front passenger seat belt warning light of instrument panel finish panel end RH as reminder
Sedan: When front passenger seat is occupied and ignition switch is ON, if passenger seat belt is unfastened, combination meter assembly flashes front passenger seat belt warning light of hazard warning signal switch assembly as reminderSeat Belt Warning Buzzer for Front Driver Side and Front Passenger Side If front driver or front passenger seat belt is unfastened and ignition switch is ON, combination meter assembly sounds buzzer as reminder - SYSTEM OPERATION
- When the ignition switch is ON, this system detects the condition of the seat belts based on signals from the front seat inner belt switches (for driver and front passenger seats) and the occupant classification sensor (front passenger side only).