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Home >> Lexus >> 2021 >> LS 500h RWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Service Information (2 Of 2) >> Fuel Pump Ecu >> 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 cable from the auxiliary battery terminal.

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

  2. REMOVE LUGGAGE COMPARTMENT MAT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 25

  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 

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

  4. REMOVE LUGGAGE COMPARTMENT FLOOR MAT 

    Refer to PROCEDURE - Step 24

  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 TOOL BOX 

    Refer to PROCEDURE - Step 28

  8. REMOVE INNER LOWER LUGGAGE COMPARTMENT TRIM COVER 

    Refer to PROCEDURE - Step 29

  9. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER (w/o Advanced Drive) 

    Refer to PROCEDURE - Step 30

  10. REMOVE FRONT LUGGAGE COMPARTMENT TRIM COVER (w/ Advanced Drive) 

    Refer to PROCEDURE - Step 31

  11. REMOVE NO. 1 LUGGAGE COMPARTMENT LIGHT ASSEMBLY 

    Refer to PROCEDURE - Step 1

  12. REMOVE REAR LUGGAGE COMPARTMENT TRIM COVER (w/o Advanced Drive) 

    Refer to PROCEDURE - Step 33

  13. REMOVE REAR LUGGAGE COMPARTMENT TRIM COVER (w/ Advanced Drive) 

    Refer to PROCEDURE - Step 34

  14. REMOVE ROPE HOOK ASSEMBLY 

    Refer to PROCEDURE - Step 10

  15. REMOVE REAR FLOOR FINISH PLATE 

    Refer to PROCEDURE - Step 11

  16. REMOVE LUGGAGE COMPARTMENT TRIM COVER ASSEMBLY LH 

    Refer to PROCEDURE - Step 14

  17. REMOVE PARKING BRAKE ECU ASSEMBLY (w/o Advanced Park) 

    Refer to PROCEDURE - Step 18

  18. REMOVE FUEL PUMP CONTROL ECU 
    1. w/ Advanced Park:
      1. Remove the 2 nuts and pull out the fuel pump control ECU.
        GTY965155Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Disconnect the 2 connectors from the fuel pump control ECU.
        GTY965156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Remove the 2 bolts and fuel pump control ECU from the bracket.
        NOTE:

        Do not reuse the fuel pump control ECU if it has been dropped or subjected to a severe impact.

        GTY965158Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. w/o Advanced Park:
      1. Remove the 2 bolts and fuel pump control ECU from the parking brake ECU assembly.
        NOTE:

        Do not reuse the fuel pump control ECU if it has been dropped or subjected to a severe impact.

        GTY792539Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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