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

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

Receiving ECU

Signal

Communication Method

*1: w/ Optitron Meter Type

*2: w/ TFT Meter Type

Skid control ECU (Brake actuator assembly)

4WD ECU assembly

  • Wheel speed sensor signal
  • Stop light switch signal

CAN communication system

ECM

4WD ECU assembly

  • Shift position sensor signal
  • Throttle position sensor signal
  • Crankshaft position sensor signal

CAN communication system

Main body ECU (Multiplex network body ECU)

4WD ECU assembly

Parking brake switch signal

CAN communication system

4WD ECU assembly

Combination meter assembly

  • AWD warning signal
  • AWD lock mode indicator light signal

CAN communication system

Steering sensor

4WD ECU assembly

Steering sensor signal

CAN communication system

Acceleration sensor (Airbag sensor assembly)*1

Acceleration sensor (Yaw rate sensor assembly)*2

4WD ECU assembly

  • Yaw rate sensor signal
  • Acceleration sensor signal

CAN communication system

    System Description
    SYSTEM DESCRIPTION GENERAL DESCRIPTION The dynamic torque control AWD system detects the driving conditions based on signals from each ECU, switches, the steering sensor, the wheel speed sensor, and t ...

    Calibration
    CALIBRATION DESCRIPTION (a) When the 4WD ECU assembly is replaced with a known good one from another vehicle or the acceleration sensor (airbag ECU assembly*1 or yaw rate sensor assembly*2) is replace ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > 2gr-fks (cooling): Relay
    On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT FAN RELAY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 3 - 5 Battery voltage not applied between terminals 1 and 2 10 kÎ ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Opening, closing and locking the doors: Smart access system with push-button start
    The following operations can be performed simply by carrying the electronic key on your person, for example in your pocket. The driver should always carry the electronic key. Locks and unlocks the doors Locks and unlocks the back door Starts and stops the hybrid system â–  Antenna l ...

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

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

    © 2025 Copyright www.lexusrx.net
    0.0108