LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2019 >> RAV4 LE, AWD >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Occupant Classification System - Diagnostics - Introduction >> Occupant Classification System >> System Diagram [11/2018 - 02/2019] >> System Diagram [11/2018 - 02/2019]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

System Diagram [11/2018 - 02/2019]

Fig 1: Occupant Classification System Diagram
GTY1118740Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
COMMUNICATION TABLE

Transmitting ECU
(Transmitter)
Receiving ECU Signal Communication Method
Airbag ECU Assembly Occupant Detection ECU
  • Crash detection signal
  • Acceleration signal
  • Yaw rate signal
CAN
Brake Actuator Assembly (Skid Control ECU) Occupant Detection ECU Vehicle speed signal
Occupant Detection ECU Airbag ECU Assembly
  • Occupant classification system failure signal
  • Occupant classification system zero point error signal
  • Occupant state for front passenger signal
  • Buckle switch state of front passenger signal