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Home >> Lexus >> 2024 >> LC 500 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Service Information (Convertible) >> Knock Sensor >> Removal [07/2020 - ] >> Procedure
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Removal [07/2020 - ]: Procedure

  1. REMOVE INTAKE AIR SURGE TANK ASSEMBLY 

    Refer to REMOVAL [07/2020 - 05/2023] , or refer to REMOVAL [05/2023 - ]

  2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 8 [07/2020 - 05/2023] , or refer to PROCEDURE - Step 8 [05/2023 - ]

  3. REMOVE NO. 2 ENGINE COVER SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 5 [07/2020 - 05/2023] , or refer to PROCEDURE - Step 5 [05/2023 - ]

  4. REMOVE NO. 4 FUEL PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 6 [07/2020 - 05/2023] , or refer to PROCEDURE - Step 6 [05/2023 - ]

  5. REMOVE CASE SEPARATOR 
    1. Disconnect the fuel pressure sensor connector.
      GTY521513Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 4 bolts and case separator.
      GTY515751Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE KNOCK CONTROL SENSOR 
    1. Disconnect the 4 knock control sensor connectors.
      GTY783668Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *A for Bank 2 Sensor 1
      *B for Bank 2 Sensor 2
      *C for Bank 1 Sensor 1
      *D for Bank 1 Sensor 2
      Engine Front
    2. Remove the 4 bolts and 4 knock control sensors from the cylinder block sub-assembly.
      NOTE:

      If a knock control sensor has been struck or dropped, replace it.

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