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

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

Main body ECU (multiplex network body ECU)

Multiplex network door ECU

  • Power back door ON/OFF signal
  • Combination switch assembly signal
  • Power back door switch (integration control and panel assembly) signal

CAN

Multiplex network door ECU

Main body ECU (multiplex network body ECU)

  • Back door courtesy switch signal
  • Wireless door lock buzzer request signal

CAN

Combination meter assembly

Main body ECU (multiplex network body ECU)

  • Power back door ON/OFF signal
  • Vehicle speed signal

CAN

Certification ECU (smart key ECU assembly)

Main body ECU (multiplex network body ECU)

Back door opener switch assembly signal

CAN

Main body ECU (multiplex network body ECU)

Kick door control sensor*

  • Vehicle speed signal
  • Engine switch on (IG) signal
  • Engine switch on (ACC) signal

LIN

  • *: w/ Hands Free Power Back Door
    Parts Location
    PARTS LOCATION ILLUSTRATION *1 INTEGRATION CONTROL AND PANEL ASSEMBLY *2 POWER BACK DOOR SWITCH *3 COMBINATION METER ASSEMBLY *4 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *5 ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: The power back door system troubleshooting procedure is based on the premise that the smart access system (for Entry Function) is operating normally. Check the power b ...

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    Contact settings Individual phonebooks from up to 5 phones can be registered to the system. The data for 2500 contacts (up to 4 numbers per contact) can be registered into the system's phonebook. "Contacts/Call History" screen Go to "Contacts/Call History": "MENU" button → "Setup" → "Ph ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Inner Rear View Mirror: Installation
    INSTALLATION PROCEDURE 1. INSTALL INNER REAR VIEW MIRROR ASSEMBLY (a) Slide and temporarily install the inner rear view mirror assembly as shown in the illustration. Install in this Direction (b) Using a T20 "TORX" socket wrench, install the inner rear view mirror assembly with the screw. ...

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

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

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