Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Lexus >> 2021 >> RC F Fuji Speedway Edition >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Suspension Control System - Service Information >> Suspension Control Ecu >> Removal [08/2016 - 01/2023] >> Procedure

Removal [08/2016 - 01/2023]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [09/2014 - 11/2017] , or refer to PRECAUTION [11/2017 - ]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [08/2016 - 11/2017] , or refer to INITIALIZATION [11/2017 - 03/2019] , or refer to INITIALIZATION [03/2019 - 01/2023]

  3. REMOVE FRONT DOOR SCUFF PLATE RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

    Refer to PROCEDURE - Step 3 [09/2014 - 11/2017] , or refer to PROCEDURE - Step 3 [11/2017 - ]

  4. REMOVE FRONT DOOR OPENING TRIM COVER RH 

    HINT: 

    Use the same procedure for the RH side and LH side.

    Refer to PROCEDURE - Step 4 [09/2014 - 11/2017] , or refer to PROCEDURE - Step 4 [11/2017 - ]

  5. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 23 [09/2014 - 11/2017] , or refer to PROCEDURE - Step 23 [11/2017 - 03/2019] , or refer to PROCEDURE - Step 23 [03/2019 - 09/2020] , or refer to PROCEDURE - Step 23 [09/2020 - 01/2023]

  6. REMOVE ABSORBER CONTROL ECU 
    1. Fold back the floor carpet.
    2. Disengage the 2 clamps and separate the connector holder from the vehicle body.
      NOTE:

      Do not apply excessive force to the wire harnesses.

      GTY502858Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the 2 connectors.
      GTY633079Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt, nut and absorber 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.