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

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Ultrasonic Sensor (for Rear) / Installation

INSTALLATION

PROCEDURE

1. INSTALL REAR CORNER ULTRASONIC SENSOR RETAINER

HINT:

  • Perform this procedure only when replacement of the rear corner ultrasonic sensor retainer is necessary.
  • If a rear corner ultrasonic sensor retainer has been removed, replace it with a new one. Install the rear corner ultrasonic sensor with a new rear corner ultrasonic sensor retainer as a set to the rear bumper assembly.
  • The illustration is for the LH side. The orientation for the RH side is the opposite of the LH side.

(a) Engage the 2 claws to install a new rear corner ultrasonic sensor retainer to the rear corner ultrasonic sensor.

(b) Clean the surface of the rear bumper assembly.

(1) Remove any remaining double-sided tape from the rear bumper assembly.

(2) Wipe off any adhesive residue with cleaner.

(c) Cover the sensor installation hole with a 19 mm (0.748 in.) circular piece of tape.

*a

19 mm (0.748 in.)

(d) Using a brush or felt, apply primer or equivalent to the rear corner ultrasonic sensor retainer installation area.

NOTICE:

  • Use a clean brush or felt.
  • Do not touch the rear bumper assembly until the primer has dried.

Primer

(e) Confirm that the primer has completely dried by touching the rear bumper assembly. Then remove the tape.

(f) Peel off the release paper from the rear corner ultrasonic sensor retainer.

(g) Align the rear corner ultrasonic sensor retainer with rear corner ultrasonic sensor with the mark on the rear bumper assembly and install it as shown in the illustration.

NOTICE:

  • Ensure that the sensor tip is correctly inserted into the sensor installation hole of the rear bumper assembly.
  • Ensure that the rear corner ultrasonic sensor retainer is within the scribed line.
  • The double-sided tape of a rear corner ultrasonic sensor retainer will deteriorate if it is detached. Make sure to replace the rear corner ultrasonic sensor retainer with a new one when reattachment is necessary.

HINT:

Press the area shown in the illustration with a force of 30 N (3.0 kgf) for 3 seconds to securely install the rear corner ultrasonic sensor retainer to the rear bumper assembly. Confirm there is no clearance between the rear corner ultrasonic sensor retainer and rear bumper assembly.

*a

Scribed Line

Press Here

2. INSTALL REAR CENTER ULTRASONIC SENSOR RETAINER

HINT:

  • Perform this procedure only when replacement of the rear center ultrasonic sensor retainer is necessary.
  • If a rear center ultrasonic sensor retainer has been removed, replace it with a new one. Install the rear center ultrasonic sensor with a new rear center ultrasonic sensor retainer as a set to the rear bumper assembly.
  • The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) Engage the 2 claws to install a new rear center ultrasonic sensor retainer to the rear center ultrasonic sensor.

(b) Clean the surface of the rear bumper assembly.

(1) Remove any remaining double-sided tape from the rear bumper assembly.

(2) Wipe off any adhesive residue with cleaner.

(c) Cover the sensor installation hole with a 19 mm (0.748 in.) circular piece of tape.

*a

19 mm (0.748 in.)

(d) Using a brush or felt, apply primer or equivalent to the rear center ultrasonic sensor retainer installation area.

NOTICE:

  • Use a clean brush or felt.
  • Do not touch the rear bumper assembly until the primer has dried.

Primer

(e) Confirm that the primer has completely dried by touching the rear bumper assembly. Then remove the tape.

(f) Peel off the release paper from the rear center ultrasonic sensor retainer.

(g) Align the rear center ultrasonic sensor retainer with rear center ultrasonic sensor with the mark on the rear bumper assembly and install it as shown in the illustration.

NOTICE:

  • Ensure that the sensor tip is correctly inserted into the sensor installation hole of the rear bumper assembly.
  • Ensure that the rear center ultrasonic sensor retainer is within the scribed line.
  • The double-sided tape of a rear center ultrasonic sensor retainer will deteriorate if it is detached. Make sure to replace the rear center ultrasonic sensor retainer with a new one when reattachment is necessary.

HINT:

Press the area shown in the illustration with a force of 30 N (3.0 kgf) for 3 seconds to securely install the rear center ultrasonic sensor retainer to the rear bumper assembly. Confirm there is no clearance between the rear center ultrasonic sensor retainer and rear bumper assembly.

*a

Scribed Line

Press Here

3. INSTALL ULTRASONIC SENSOR CLIP

HINT:

  • Perform this procedure only when replacement of the ultrasonic sensor clip is necessary.
  • Use the same procedure for all ultrasonic sensor clips.

(a) Engage the clamp to install the ultrasonic sensor clip to the wire.

4. INSTALL REAR 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) When replacing only the rear corner ultrasonic sensor:

(1) Engage the 2 claws to install the rear corner ultrasonic sensor as shown in the illustration.

Install in this Direction

(b) for RH Side with Rear No. 2 Seat:

(1) Engage the 4 claws as shown in the illustration.

Install in this Direction

(2) Connect the connector.

(c) except RH Side with Rear No. 2 Seat:

(1) Connect the connector.

5. INSTALL REAR CENTER ULTRASONIC SENSOR

HINT:

The illustration is for the LH side. Use the same procedure for the RH side and LH side.

(a) When replacing only the rear center ultrasonic sensor:

(1) Engage the 2 claws to install the rear center ultrasonic sensor as shown in the illustration.

Install in this Direction

(b) Engage the 4 claws as shown in the illustration.

Install in this Direction

(c) Connect the connector.

6. INSTALL REAR BUMPER ASSEMBLY (w/o Rear No. 2 Seat)

Click here

7. INSTALL REAR BUMPER ASSEMBLY (w/ Rear No. 2 Seat)

Click here

8. PERFORM CALIBRATION

Click here

SST: 09989-00020

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