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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Monitor System - Service Information >> ULTRASONIC SENSOR (for Front) >> Removal [11/2023 - ] >> Caution / Notice / Hint

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
Ultrasonic sensor w/o Parking Support Brake System: 
  1. Initialization of ultrasonic sensor
 Intuitive Parking Assist System Refer to CALIBRATION [11/2023 - ]
w/ Parking Support Brake System: 
  • Measurement of ultrasonic sensor height and angle
  • Ultrasonic sensor detection angle registration
  • Intuitive Parking Assist System
  • Parking Support Brake System
 Refer to CALIBRATION [11/2023 - ]
Replacement or removal and installation of 2 or more parts: 
  • Front television camera assembly, radiator grille sub-assembly or front bumper assembly
  • Rear television camera assembly
  • Side television camera assembly LH or outer rear view mirror assembly LH
  • Side television camera assembly RH or outer rear view mirror assembly RH
 Television camera view adjustment Panoramic View Monitor System Refer to CALIBRATION [11/2023 - ]
Front bumper assembly* Front television camera view adjustment Panoramic View Monitor System Refer to CALIBRATION [11/2023 - ]

*: Even when not replacing the part, it is necessary to perform the specified necessary procedures after installation.

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