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On-Vehicle Inspection [11/2021 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus IS 500, 2023 Lexus IS 500, and 2022 Lexus IS 500. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK COOLING FAN MOTOR 
    1. Disconnect the cooling fan motor connector.
    2. Check that the cooling fan motor operates smoothly when the battery is connected to the cooling fan motor connector.
      GTY440112Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Cooling Fan Motor)
    3. Measure the current while the cooling fan motor is operating.

      Standard Current

      Condition Specified Condition
      Battery voltage applied at 20°C (68°F) 15.0 to 21.0 A

      If the result is not as specified, replace the cooling fan motor.

    4. Connect the cooling fan motor connector.
  2. CHECK NO. 2 COOLING FAN MOTOR 
    1. Disconnect the No. 2 cooling fan motor connector.
    2. Check that the No. 2 cooling fan motor operates smoothly when the battery is connected to the No. 2 cooling fan motor connector.
      GTY440112Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (No. 2 Cooling Fan Motor)
    3. Measure the current while the No. 2 cooling fan motor is operating.

      Standard Current

      Condition Specified Condition
      Battery voltage applied at 20°C (68°F) 15.0 to 21.0 A

      If the result is not as specified, replace the No. 2 cooling fan motor.

    4. Connect the No. 2 cooling fan motor connector.
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