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Home >> Lexus >> 2020 >> LS 500h AWD >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Suspension Control System - Service Information >> SUSPENSION CONTROL ECU (for Air Suspension) >> Removal [10/2022 - 10/2023] >> Procedure

Removal [10/2022 - 10/2023]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the power switch off, waiting time may be required before disconnecting the negative auxiliary battery terminal. Therefore, make sure to read the disconnecting the negative auxiliary battery terminal notice before proceeding with work.

    Refer to BEFORE DISCONNECTING BATTERY [10/2022 - 10/2023]

  2. REMOVE LUGGAGE COMPARTMENT FLOOR MAT 

    Refer to PROCEDURE - Step 24

  3. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 25

  4. REMOVE ROPE HOOK ASSEMBLY 

    Refer to PROCEDURE - Step 10

  5. REMOVE LUGGAGE COMPARTMENT TRIM COVER LH 

    Refer to PROCEDURE - Step 26

  6. REMOVE LUGGAGE COMPARTMENT TRIM COVER RH 

    Refer to PROCEDURE - Step 27

  7. REMOVE REAR FLOOR FINISH PLATE 

    Refer to PROCEDURE - Step 8

  8. REMOVE SIDE TRIM BOX 

    Refer to PROCEDURE - Step 6

  9. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to REMOVAL [10/2022 - 10/2023]

  10. REMOVE SUSPENSION CONTROL ECU 
    1. Disconnect the 2 connectors.
      GTY798982Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Do not apply excessive force to the wire harness.

    2. Remove the 2 nuts and suspension control ECU.
      NOTE:
      • Avoid any impact to the absorber control ECU.
      • Do not drop the absorber control ECU. If it is dropped, replace it with a new one.
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