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Home >> Toyota >> 2021 >> Mirai Limited >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Monitor System - Service Information (1 Of 2) >> ULTRASONIC SENSOR (for Front) >> Removal [11/2020 - 11/2021] >> Procedure

Removal [11/2020 - 11/2021]: Procedure

  1. REMOVE FRONT BUMPER ASSEMBLY 

    Refer to REMOVAL [11/2020 - 11/2021]

  2. REMOVE FRONT CENTER ULTRASONIC SENSOR 
    1. GTY1015403Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. The orientation for the RH side is the opposite of the LH side.
  3. REMOVE FRONT CORNER ULTRASONIC SENSOR 
    1. GTY1015399Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. The orientation for the RH side is the opposite of the LH side.
  4. REMOVE FRONT SIDE ULTRASONIC SENSOR (w/ Advanced Park) 
    1. GTY1015404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. The orientation for the RH side is the opposite of the LH side.
  5. REMOVE FRONT CORNER ULTRASONIC SENSOR RETAINER 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 HINT: 
    Perform this procedure only when replacement of the front corner ultrasonic sensor retainer is necessary.
    1. GTY1017449Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Heat the adhesive of the front bumper assembly and front corner ultrasonic sensor retainer using a heat light.

        Standard Value

        Part Temperature
        Front Bumper Assembly 40 to 60 °C (104 to 140 °F)
        Front Corner Ultrasonic Sensor Retainer 40 to 60 °C (104 to 140 °F)
        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.
        GTY749838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Heated Part
        *b Heat Light
        NOTE:

        Do not heat the front bumper assembly and front corner ultrasonic sensor retainer excessively.

      2. Remove the front corner ultrasonic sensor retainer.
    2. The orientation for the RH side is the opposite of the LH side.
  6. REMOVE FRONT SIDE ULTRASONIC SENSOR RETAINER (w/ Advanced Park) 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 HINT: 
    Perform this procedure only when replacement of the front side ultrasonic sensor retainer is necessary.
    1. GTY1017035Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Heat the adhesive of the front bumper assembly and front side ultrasonic sensor retainer using a heat light.

        Standard Value

        Part Temperature
        Front Bumper Assembly 40 to 60 °C (104 to 140 °F)
        Front Side Ultrasonic Sensor Retainer 40 to 60 °C (104 to 140 °F)
        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.
        GTY749838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Heated Part
        *b Heat Light
        NOTE:

        Do not heat the front bumper assembly and front side ultrasonic sensor retainer excessively.

      2. Remove the front side ultrasonic sensor retainer.
    2. The orientation for the RH side is the opposite of the LH side.
  7. REMOVE ULTRASONIC SENSOR CUSHION SET 
    GTY993405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    		 HINT: 
    Only perform this procedure when removing and installing the ultrasonic sensor cushion set.
    1. GTY1043434Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Remove in this Direction - -
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