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

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

Multiplex Network Master Switch Assembly

Power Window Regulator Motor Assembly (for Driver Door)

Power window auto up and down signal

LIN

  • Power Window Regulator Motor Assembly (for Front Passenger Door)
  • Power Window Regulator Motor Assembly (for Rear LH Door)
  • Power Window Regulator Motor Assembly (for Rear RH Door)

Power window remote up and down signal

LIN

Main Body ECU (Multiplex Network Body ECU)

  • Power Window Regulator Motor Assembly (for Driver Door)
  • Power Window Regulator Motor Assembly (for Front Passenger Door)
  • Power Window Regulator Motor Assembly (for Rear LH Door)
  • Power Window Regulator Motor Assembly (for Rear RH Door)

Power window operation permission signal

LIN

Certification ECU (Smart Key ECU Assembly)

Main Body ECU (Multiplex Network Body ECU)

Wireless power window operation signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Combination Meter Assembly

Window open warning request signal

CAN

    Parts Location
    PARTS LOCATION ILLUSTRATION *1 DLC3 *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-B NO. 2 FUSE - DOOR F/L FUSE - DOOR F/R FUSE - DOOR ...

    System Description
    SYSTEM DESCRIPTION POWER WINDOW CONTROL SYSTEM DESCRIPTION (a) The power window control system controls the power window operation using the power window regulator motor assemblies. The main controls ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lin Communication System: Front Passenger Side Door ECU Communication Stop (B2322)
    DESCRIPTION This DTC is stored when LIN communication between the power window regulator motor assembly RH and main body ECU (multiplex network body ECU) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B2322 Front Passenger Side Door ECU Commu ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Air Conditioning Pressure Sensor: Removal
    REMOVAL PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM Click here 2. REMOVE AIR CONDITIONER PRESSURE SENSOR (a) Disconnect the connector. (b) Using a 27 mm deep socket wrench, remove the air conditioner pressure sensor as shown in the illustration. NOTICE: Seal the opening of the ...

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

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

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