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

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Line

Air Conditioning Amplifier Assembly

Main Body ECU (Multiplex Network Body ECU)

Mirror heater drive request signal

CAN

Main Body ECU (Multiplex Network Body ECU)

Outer Mirror Control ECU Assembly

  • IG signal
  • ACC signal
  • Multiplex network master switch assembly operation signal
  • Mirror position request signal (seat position memory and reactivation function)
  • Mirror position request signal (reverse shift-linked function)
  • Mirror heater drive request signal

CAN

Outer Mirror Control ECU Assembly

Main Body ECU (Multiplex Network Body ECU)

  • Outer mirror state signal
  • Seat memory switch signal

CAN

Certification ECU (Smart Key ECU Assembly)

Main Body ECU (Multiplex Network Body ECU)

Key ID signal

CAN

ECM

Main Body ECU (Multiplex Network Body ECU)

Reverse signal

CAN

Radio Receiver Assembly

Air Conditioning Amplifier Assembly

Mirror heater switch (rear window defogger switch) operation signal

LIN

Multiplex Network Master Switch Assembly

Main Body ECU (Multiplex Network Body ECU)

Outer mirror switch signal

LIN

    Parts Location
    PARTS LOCATION ILLUSTRATION *A except TMMC Made *B for TMMC Made *1 INNER REAR VIEW MIRROR ASSEMBLY *2 OUTER REAR VIEW MIRROR ASSEMBLY (DRIVER DOOR) *3 OUTER REAR VIEW MIRROR ...

    System Description
    SYSTEM DESCRIPTION POWER MIRROR CONTROL SYSTEM (w/ Memory) DESCRIPTION (a) This system has the following functions: electrical remote control mirror function, memory and reactivation function, power r ...

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    VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (ROAD SIGN ASSIST SYSTEM) (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Tu ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Seat Belt Warning System: Front Passenger Side Seat Belt Warning Light Malfunction
    DESCRIPTION When the engine switch is turned on (IG), the occupant detection ECU sends signals to the airbag sensor assembly to indicate the state of the front seat inner belt assembly RH and also whether the front passenger seat is occupied. The airbag sensor assembly sends those signals to the com ...

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

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

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