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Home >> Lexus >> 2020 >> LS 500h AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Exterior Lights >> Lighting System (Ext) - Service Information (2 Of 2) >> Headlight Ecu >> Removal [10/2023 - ] >> Procedure

Removal [10/2023 - ]: Procedure

  1. REMOVE HEADLIGHT ASSEMBLY LH 

    Refer to REMOVAL [10/2023 - ]

  2. REMOVE FRONT SIDE RADAR SENSOR 
    1. w/ Front LiDAR Sensor:

      Refer to PROCEDURE - Step 2

    2. w/o Front LiDAR Sensor:

      Refer to PROCEDURE - Step 3

  3. REMOVE FRONT SIDE RADAR SENSOR BRACKET LH 
    1. w/ Front LiDAR Sensor:

      Refer to PROCEDURE - Step 8

    2. w/o Front LiDAR Sensor:

      Refer to PROCEDURE - Step 8

  4. REMOVE HEADLIGHT ECU SUB-ASSEMBLY LH 
    NOTE:
    • Prevention of static electricity is required during this procedure.
    • Use static electricity countermeasures SST (desktop antistatic mat set) and observe all precautions to prevent damage to the system by electrostatic discharge (ESD).
    • If the headlight ECU sub-assembly LH has been dropped, replace it with a new one.
    • If the headlight ECU sub-assembly LH has been removed, replace the headlight gasket with a new one.
    • Perform work using clean rubber gloves.
    • Do not touch the headlight ECU sub-assembly LH connector with bare hands.
    1. Remove the 3 screws and headlight ECU sub-assembly LH.
      GTY971496Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the connector cover.
      GTY971491Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the 2 connectors.
      NOTE:

      Do not drop the connector in the headlight assembly LH.

  5. REMOVE HEADLIGHT GASKET 
    1. Remove the headlight gasket.
      GTY971499Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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