Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: System Diagram

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Vehicle Interior / Supplemental Restraint Systems / Occupant Classification System / System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

(Transmitter)

Receiving ECU

Signal

Communication Method

Airbag Sensor Assembly

Occupant Detection ECU
  • Crash detection signal
  • Acceleration signal*1

CAN

Yaw Rate Sensor Assembly*2

Occupant Detection ECU
  • Acceleration signal

Skid Control ECU (Brake Actuator Assembly)

Occupant Detection ECU
  • Vehicle speed signal

Occupant Detection ECU

Airbag Sensor Assembly
  • Occupant classification system failure signal
  • Occupant classification system zero point error signal
  • Occupant state for passenger signal
  • Buckle switch state of passenger signal
  • *1: w/o VDIM
  • *2: w/ VDIM
    Parts Location
    PARTS LOCATION ILLUSTRATION *1 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - ECU-IG1 NO. 8 FUSE - - ILLUSTRATION *1 AIRBAG SENSOR ASSEMBLY *2 OCCUPANT DETECTION ECU ...

    System Description
    SYSTEM DESCRIPTION GENERAL (a) The occupant detection ECU estimates the weight of an occupant based on signals received from the 2 occupant classification sensors. The occupant detection ECU determine ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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