Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual: 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 parking assist ECU removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Disconnect cable from negative battery terminal

Memorize steering angle neutral point

Lane Control System

Pre-collision System

Intelligent Clearance Sonar System*1

Parking Assist Monitor System

Panoramic View Monitor System

Lighting System (w/ Automatic Headlight Beam Level Control System)

Initialize back door lock

Power Door Lock Control System

Reset back door close position

Power Back Door System (w/ Outside Door Control Switch)

Replacement of parking assist ECU

  • Parking assist ECU initialization
  • Adjust steering angle

Panoramic view monitor system

for Initialization

for Calibration

*1: When performing learning using the Techstream.

Click here

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

Click here

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTICE:

When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

Click here

3. REMOVE LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL

Click here

4. REMOVE INSTRUMENT PANEL GARNISH RH

Click here

5. REMOVE FRONT DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

Click here

6. REMOVE COWL SIDE TRIM BOARD RH

HINT:

Use the same procedure as for the LH side.

Click here

7. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

Click here

8. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY

Click here

9. REMOVE PARKING ASSIST ECU

(a) Disconnect each connector.

(b) Remove the bolt and nut and parking assist ECU.

Bolt

Nut

    Components
    COMPONENTS ILLUSTRATION *1 COWL SIDE TRIM BOARD RH *2 FRONT DOOR SCUFF PLATE RH *3 GLOVE COMPARTMENT DOOR ASSEMBLY *4 INSTRUMENT PANEL GARNISH RH *5 LOWER NO. 1 INSTRUMENT PA ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL PARKING ASSIST ECU (a) Install the parking assist ECU with the bolt and nut. (b) Connect each connector. 2. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY Click here 3. IN ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2023 Repair Manual > Steering Lock System: Terminals Of Ecu
    TERMINALS OF ECU TERMINAL INSPECTION *a Component without harness connected (Steering Lock ECU (Steering Lock Actuator or Upper Bracket Assembly)) - - (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Input/Output Wiring Co ...

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    DESCRIPTION This DTC is stored when a malfunction occurs in the parking assist monitor system. DTC No. Detection Item DTC Detection Condition Trouble Area C1610 Camera ECU Malfunction Malfunction occurs in the parking assist monitor system Parking assist monitor system Radio ...

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