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

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

Main Body ECU (Multiplex Network Body ECU)

Sliding Roof ECU (Sliding Roof Drive Gear Assembly)

  • Sliding roof operation permission signal
  • IG signal
  • Front door courtesy light switch assembly signal
  • Vehicle speed signal

LIN

Main Body ECU (Multiplex Network Body ECU)

Roof Sunshade ECU (Sliding Roof Drive Gear Assembly)

  • Roof sunshade operation permission signal
  • IG signal
  • Vehicle speed signal

LIN

Sliding Roof ECU (Sliding Roof Drive Gear Assembly)

Main Body ECU (Multiplex Network Body ECU)

Sliding roof glass position signal

LIN

Sliding Roof ECU (Sliding Roof Drive Gear Assembly)

Roof Sunshade ECU (Sliding Roof Drive Gear Assembly)

  • Sliding roof position signal
  • Sliding roof reverse signal
  • Sliding roof malfunction status signal
  • Sliding roof auto operation availability status signal

LIN

Roof Sunshade ECU (Sliding Roof Drive Gear Assembly)

Sliding Roof ECU (Sliding Roof Drive Gear Assembly)

  • Roof sunshade position signal
  • Roof sunshade reverse signal
  • Roof sunshade malfunction status signal

LIN

Combination Meter Assembly

Main Body ECU (Multiplex Network Body ECU)

Vehicle speed signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Combination Meter Assembly

Sliding roof open warning request signal

CAN

    Parts Location
    PARTS LOCATION ILLUSTRATION *1 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for LH) *2 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for RH) *3 SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR ASS ...

    System Description
    SYSTEM DESCRIPTION PANORAMIC MOON ROOF SYSTEM DESCRIPTION (a) The panoramic moon roof system controls the sliding roof operation using the sliding roof ECU (sliding roof drive gear assembly) and roof ...

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    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Quarter Trim Speaker (w/o Rear No. 2 Seat): Inspection
    INSPECTION PROCEDURE 1. INSPECT QUARTER SIDE SPEAKER ASSEMBLY (a) With the speaker installed, check that there is no looseness or other abnormalities. (b) Check that there is no foreign matter in the speaker, no tears on the speaker cone or other abnormalities. (c) Measure the resistance of the s ...

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

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

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