Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: System Diagram

SYSTEM DIAGRAM

FRONT SEAT BELT WARNING

Communication Table

Sender

Receiver

Signal

Communication Method

Airbag sensor assembly

Combination meter assembly

  • Front seat inner belt assembly LH buckle switch
  • Front seat inner belt assembly RH buckle switch
  • Occupant detection signal

CAN

Skid control ECU (Brake actuator assembly)

Combination meter assembly

Vehicle speed

ECM

Combination meter assembly

Shift position

Occupant detection ECU

Airbag sensor assembly

  • Front seat inner belt assembly RH buckle switch
  • Occupant detection signal

REAR SEAT BELT WARNING

Communication Table

Sender

Receiver

Signal

Communication Method

Main body ECU (multiplex network body ECU)

Combination meter assembly

Rear door courtesy light switch signal (LH/RH)

CAN

    Precaution
    PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cab ...

    Parts Location
    PARTS LOCATION ILLUSTRATION *1 AIRBAG SENSOR ASSEMBLY *2 ECM *3 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) *4 DLC3 *5 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *6 INSTRU ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Power Seat Control System(for Third Row): Fold Seat Switch Circuit
    DESCRIPTION When a switch of the fold seat switch assembly or No. 1 fold seat switch assembly is pushed, the fold seat control ECU receives a switch operation signal and operates the fold or return function. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When a fold seat control ECU (RH/LH seat) is ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Panoramic Moon Roof System: Diagnosis System
    DIAGNOSIS SYSTEM DESCRIPTION (a) Panoramic moon roof system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs. CHECK DLC3 (a) Check the DL ...

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

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

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