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

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

ECM

Main Body ECU (Multiplex Network Body ECU)

  • Transmission information
  • Shift position P signal

CAN

Outer Mirror Control ECU Assembly (Driver Door)

Main Body ECU (Multiplex Network Body ECU)

  • M1 switch signal
  • M2 switch signal
  • M3 switch signal
  • SET switch signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Position Control ECU and Switch Assembly LH

  • Shift position P signal
  • Vehicle speed signal
  • Transmission information
  • Driving position buzzer request
  • Driver seat position request
  • Driver seat position data

CAN

Certification ECU (Smart Key ECU Assembly)

Main Body ECU (Multiplex Network Body ECU)

  • Engine switch signal
  • Memory call replay request
  • Key identification No. 1 to No. 7 acquisition condition

CAN

Position Control ECU and Switch Assembly LH

Main Body ECU (Multiplex Network Body ECU)

  • State signal of driver seat
  • State signal of driving position buzzer

CAN

Multiplex Network Master Switch Assembly

Main Body ECU (Multiplex Network Body ECU)

Door control switch signal

LIN

    System Description
    SYSTEM DESCRIPTION FRONT POWER SEAT CONTROL SYSTEM DESCRIPTION The driver seat is equipped with slide, reclining, lifter, front vertical, lumbar support adjustment and cushion length* functions. ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the front power seat control system (w/ Memory). *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Mirror Control System (w/ Memory): Power Retractable Mirrors do not Operate with Power Retract Mirror Switch
    DESCRIPTION The multiplex network master switch assembly sends the retractable outer mirror switch signal to the main body ECU (multiplex network body ECU) via LIN communication. The main body ECU (multiplex network body ECU) then sends the mirror retract/return signal to each outer mirror control E ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Telephone And Gps Antenna (for Roof Side): Removal
    REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during telephone and GPS antenna assembly removal/installation are shown below. Necessary Procedures After Par ...

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

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

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