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Home >> Lexus >> 2022 >> RX 350L FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Park Assist & Monitoring System - Service Information) >> ULTRASONIC SENSOR (for Rear) >> Removal [12/2017 - 08/2019] >> Procedure

Removal [12/2017 - 08/2019]: Procedure

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  1. REMOVE REAR BUMPER ASSEMBLY (w/o Rear No. 2 Seat) 

    Refer to REMOVAL [08/2016 - 08/2019]

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

    Refer to REMOVAL [12/2017 - 08/2019]

  3. REMOVE NO. 3 ULTRASONIC SENSOR (w/o Rear No. 2 Seat) 
    1. Disengage the clamp.

      HINT: 

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

      GTY668139Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Disengage the 4 claws and remove the ultrasonic sensor clip as shown in the illustration.
    3. Disconnect the connector.
      GTY683568Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

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

    4. Disengage the 2 claws and remove the No. 3 ultrasonic sensor as shown in the illustration.
      GTY673295Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction

      HINT: 

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

  4. REMOVE NO. 3 ULTRASONIC SENSOR (w/ Rear No. 2 Seat) 
    1. for RH side.
      1. Disengage the clamp.
        GTY781957Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        Remove in this Direction
      2. Disengage the 4 claws and remove the ultrasonic sensor clip as shown in the illustration.
    2. Disconnect the connector.
      GTY781677Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

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

    3. Disengage the 2 claws and remove the No. 3 ultrasonic sensor as shown in the illustration.
      GTY827618Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction

      HINT: 

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

  5. REMOVE NO. 4 ULTRASONIC SENSOR 
    1. Disengage the clamp.

      HINT: 

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

      GTY675454Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction
    2. Disengage the 4 claws and remove the ultrasonic sensor clip as shown in the illustration.
    3. Disconnect the connector.
      GTY662647Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

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

    4. Disengage the 2 claws and remove the No. 4 ultrasonic sensor as shown in the illustration.
      GTY635511Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction

      HINT: 

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

  6. REMOVE NO. 3 ULTRASONIC SENSOR RETAINER (w/o Rear No. 2 Seat) 

    HINT: 

    • Perform this procedure only when replacement of the No. 3 ultrasonic sensor retainer is necessary.
    • When removing the No. 3 ultrasonic sensor retainer, heat the rear bumper assembly and No. 3 ultrasonic sensor retainer using a heat light.
    • Use the same procedure for all No. 3 ultrasonic sensor retainers.
    1. Heat the rear bumper assembly and No. 3 ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

      Heating Temperature

      Item Temperature
      Rear Bumper Assembly 40 to 60°C (104 to 140°F)
      No. 3 Ultrasonic Sensor Retainer
      WARNING:
      • 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.
      GTY583249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Heated Part
      *b Heat Light
    2. Remove the No. 3 ultrasonic sensor retainer.
      GTY662219Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NO. 3 ULTRASONIC SENSOR RETAINER (w/ Rear No. 2 Seat) 

    HINT: 

    • Perform this procedure only when replacement of the No. 3 ultrasonic sensor retainer is necessary.
    • When removing the No. 3 ultrasonic sensor retainer, heat the rear bumper assembly and No. 3 ultrasonic sensor retainer using a heat light.
    • Use the same procedure for all No. 3 ultrasonic sensor retainers.
    1. Heat the rear bumper assembly and No. 3 ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

      Heating Temperature

      Item Temperature
      Rear Bumper Assembly 40 to 60°C (104 to 140°F)
      No. 3 Ultrasonic Sensor Retainer
      WARNING:
      • 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.
      GTY583249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Heated Part
      *b Heat Light
    2. Remove the No. 3 ultrasonic sensor retainer.
      GTY663470Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 4 ULTRASONIC SENSOR RETAINER 

    HINT: 

    • Perform this procedure only when replacement of the No. 4 ultrasonic sensor retainer is necessary.
    • When removing the No. 4 ultrasonic sensor retainer, heat the rear bumper assembly and No. 4 ultrasonic sensor retainer using a heat light.
    • Use the same procedure for all No. 4 ultrasonic sensor retainers.
    1. Heat the rear bumper assembly and No. 4 ultrasonic sensor retainer using a heat light at the specified temperature for 3 to 5 minutes.

      Heating Temperature

      Item Temperature
      Rear Bumper Assembly 40 to 60°C (104 to 140°F)
      No. 4 Ultrasonic Sensor Retainer
      WARNING:
      • 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.
      GTY583249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Heated Part
      *b Heat Light
    2. Remove the No. 4 ultrasonic sensor retainer.
      GTY663470Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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