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 ultrasonic sensor removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Front bumper assembly or front television camera assembly (w/ Panoramic view monitor system)

Front television camera view adjustment

Panoramic view monitor system

for Initialization

for Calibration

Front bumper assembly or ultrasonic sensor

  • Ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Intelligent clearance sonar system
  • Intuitive parking assist system (w/ Intelligent clearance sonar system)

PROCEDURE

1. REMOVE FRONT BUMPER ASSEMBLY

Click here

2. REMOVE FRONT CENTER ULTRASONIC SENSOR

HINT:

The illustration is for the LH side. The orientation for the RH side is the opposite of the LH side.

(a) Disconnect the connector.

(b) Disengage the 2 claws and remove the front center ultrasonic sensor as shown in the illustration.

Remove in this Direction

3. REMOVE FRONT CORNER ULTRASONIC SENSOR

HINT:

The illustration is for the LH side. The orientation for the RH side is the opposite of the LH side.

(a) Disconnect the connector.

(b) Disengage the 2 claws and remove the front corner ultrasonic sensor as shown in the illustration.

Remove in this Direction

4. REMOVE FRONT CORNER ULTRASONIC SENSOR RETAINER

HINT:

  • Perform this procedure only when replacement of the front corner ultrasonic sensor retainer is necessary.
  • When removing the front corner ultrasonic sensor retainer, heat the front bumper assembly and front corner ultrasonic sensor retainer using a heat light.
  • The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) Heat the front bumper assembly and front corner ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

Heating Temperature:

Item

Temperature

Front Bumper Assembly

40 to 60°C (104 to 140°F)

Front Corner Ultrasonic Sensor Retainer

CAUTION:

  • Do not touch the heat light and heated parts.
  • Touching the heat light may result in burns.
  • Touching heated parts for a long time may result in burns.

*a

Heated Part

*b

Heat Light

(b) Remove the front corner ultrasonic sensor retainer.

    Components
    COMPONENTS ILLUSTRATION *1 FRONT CENTER ULTRASONIC SENSOR *2 FRONT CORNER ULTRASONIC SENSOR *3 FRONT CORNER ULTRASONIC SENSOR RETAINER - - ● Non-reusable part - - ...

    Inspection
    INSPECTION PROCEDURE 1. INSPECT FRONT CENTER ULTRASONIC SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Spec ...

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