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Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Monitor - Service Information >> ULTRASONIC SENSOR (for Front Side) >> Inspection [11/2018 - ] >> Procedure

Inspection [11/2018 - ]: Procedure

  1. INSPECT FRONT CENTER ULTRASONIC SENSOR 
    1. Check the resistance.
      1. Measure the resistance according to the value(s) in the table below.
        GTY565900Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Component without harness connected
        (Front Center Ultrasonic Sensor)

        Standard Resistance

        Tester Connection Condition Specified Condition
        4 (BI) - 6 (EI) Always 10 kΩ or higher
        4 (BI) - 1 (BO) Always Below 1 Ω
        5 (SI) - 2 (SO) Always Below 30 Ω
        6 (EI) - 3 (EO) Always Below 1 Ω

        If the result is not as specified, replace the front center ultrasonic sensor.

  2. INSPECT FRONT CORNER ULTRASONIC SENSOR 
    1. Check the resistance.
      1. Measure the resistance according to the value(s) in the table below.

        Standard Resistance

        Tester Connection Condition Specified Condition
        4 (BI) - 6 (EI) Always 10 kΩ or higher
        4 (BI) - 1 (BO) Always Below 1 Ω
        5 (SI) - 2 (SO) Always Below 30 Ω
        6 (EI) - 3 (EO) Always Below 1 Ω

        If the result is not as specified, replace the front corner ultrasonic sensor.

        GTY565900Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Component without harness connected
        (Front Corner Ultrasonic Sensor)