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System Diagram [10/2023 - ]

GTY1140882Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Transmitting ECU / Parts
(Transmitter)
Receiving ECU
(Receiver)
Signal Communication Method
Front Seat Inner Belt Assembly RH Airbag ECU Assembly Front passenger side buckle switch signal Direct line
Map Light Assembly Airbag ECU Assembly
  • Passenger airbag indicator ON signal
  • Passenger airbag indicator OFF signal
Front Occupant Classification Sensor LH Airbag ECU Assembly Occupant load for front passenger signal LIN
Rear Occupant Classification Sensor LH Airbag ECU Assembly
Brake Actuator Assembly (No. 2 Skid Control ECU) Airbag ECU Assembly
  • Vehicle speed signal
  • Acceleration signal
CAN