Lexus RX (RX 350L, RX450h) 2016-2022 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 radio receiver assembly 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)

*1: When performing learning using the Techstream.

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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.

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(a) for Audio and Visual System:

(1) for 8 Inch Display:

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(2) for 12.3 Inch Display:

NOTICE:

  • When performing the following work, the audio and visual system may restart when turning the engine switch on (ACC) (due to radio receiver assembly and navigation ECU certification).
    • Repair or replace the negative (-) battery terminal due to it being disconnected or depleted.
    • The radio receiver assembly or navigation ECU replacement or removal and installation.
  • After replacing the radio receiver assembly, if "New software is not compatible with the system. Contact your dealer." is displayed on the multi-display assembly, update the software of the navigation ECU.

NOTICE:

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(b) for Navigation System:

NOTICE:

  • When performing the following work, the navigation system may restart when turning the engine switch on (ACC) (due to radio receiver assembly and navigation ECU certification).
    • Repair or replace the negative (-) battery terminal due to it being disconnected or depleted.
    • The radio receiver assembly or navigation ECU replacement or removal and installation.
  • After replacing the radio receiver assembly, if the "New software is not compatible with the system. Contact your dealer." on-screen message is displayed on the multi-display assembly, update the software of the navigation ECU.

NOTICE:

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2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

NOTICE:

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

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3. REMOVE LOWER NO. 2 INSTRUMENT PANEL FINISH PANEL

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4. REMOVE LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL

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5. REMOVE INSTRUMENT CLUSTER FINISH PANEL ORNAMENT

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6. REMOVE LOWER INSTRUMENT FINISH PANEL SUB

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7. REMOVE RADIO RECEIVER ASSEMBLY WITH REGISTER

(a) Remove the 2 bolts.

(b) Pull the radio receiver assembly with register toward the rear of the vehicle to disengage the 7 clips.

Remove in this Direction

(c) Disconnect each connector and remove the radio receiver assembly with register.

8. REMOVE CLOCK ASSEMBLY

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9. REMOVE NO. 1 NAVIGATION WIRE (w/ Navigation ECU)

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10. REMOVE NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY

(a) Using a screwdriver, disengage the 4 claws and remove the No. 3 instrument panel register assembly as shown in the illustration.

*a

Protective Tape

Insert Screwdriver Here

Remove in this Direction

HINT:

Tape the screwdriver tip before use.

11. REMOVE NO. 4 INSTRUMENT PANEL REGISTER ASSEMBLY

HINT:

Use the same procedure as for the No. 3 instrument panel register assembly.

12. REMOVE NO. 1 RADIO BRACKET

(a) w/o Navigation ECU:

(1) Remove the 3 screws and No. 1 radio bracket.

(b) w/ Navigation ECU:

(1) Remove the 5 screws and No. 1 radio bracket.

13. REMOVE NO. 2 RADIO BRACKET

(a) Disengage the 2 clamps.

(b) w/o Navigation ECU:

(1) Remove the 3 screws and No. 2 radio bracket.

(c) w/ Navigation ECU:

(1) Remove the 5 screws and No. 2 radio bracket.

14. REMOVE NAVIGATION ECU (w/ Navigation ECU)

15. REMOVE RADIO RECEIVER ASSEMBLY

    Installation
    INSTALLATION PROCEDURE 1. INSTALL RADIO RECEIVER ASSEMBLY 2. INSTALL NAVIGATION ECU (w/ Navigation ECU) 3. INSTALL NO. 2 RADIO BRACKET (a) w/o Navigation ECU: (1) Install the No. 2 radio bracket with ...

    Rear Door Speaker
    ...

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