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Installation [12/2023 - ]: Procedure

WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSTALL FUEL SUCTION TUBE SET GASKET 
  2. INSTALL FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY 
    1. GTY1227664Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Fuel Sender Gauge Assembly *2 Fuel Sub-tank Sub-assembly
      *a Protrusion *b Notch
      1. Set the fuel suction tube with pump and gauge assembly to the fuel tank sub-assembly.
        NOTE:
        • Be careful not to bend the arm of the fuel sender gauge assembly.
        • To avoid applying excessive force to the tip of the fuel sender gauge assembly, tilt the fuel sub-tank sub-assembly diagonally and insert it into the fuel tank sub-assembly as shown in the illustration.
      2. Align the protrusions of the fuel suction tube with pump and gauge assembly with the notches in the fuel tank sub-assembly.
  3. INSTALL FUEL PUMP GAUGE RETAINER 
    1. GTY1228906Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a SST (Plate) *b SST (Bolt)
      *c SST (Claw) *d SST (Handle)
      *e Insertion Point *f Triangle Mark (Fuel Pump Gauge Retainer)
      *g Triangle Mark (Fuel Tank Sub-assembly) - -
      1. Install the fuel pump gauge retainer.

        1. While pressing down on the fuel suction tube with pump and gauge assembly, temporarily install the fuel pump gauge retainer.

        2. Temporarily install SST (plate) and SST (claw) to the fuel pump gauge retainer.

        • SST: 09808-01072 
        • SST: 09808-14031 
          1. 09808-01030
          2. 09808-01090

        HINT: 

        Securely insert the ends of SST (claw) into the insertion points in the fuel pump gauge retainer.

        3. While firmly pressing SST (claw) into the insertion points in the fuel pump gauge retainer, tighten SST (bolt).

        4. Install SST (handle) to SST (plate).

        • SST: 09808-14031 
          1. 09808-01010

        5. Using SST, rotate the fuel pump gauge retainer so that the triangle mark on the fuel pump gauge retainer is aligned with the triangle mark on the fuel tank sub-assembly to install the fuel suction tube with pump and gauge assembly to the fuel tank sub-assembly.

        NOTE:
        • Do not use any tools other than specified as this may result in damage to the fuel pump gauge retainer or fuel tank sub-assembly.
        • Do not press down on SST excessively as this may make the fuel pump gauge retainer hard to rotate, and may damage components.
        • Make sure to rotate SST (handle) horizontally. If it is rotated at an angle, SST may come off.
        • Do not spin SST too fast or use an impact wrench as this may result in damage to components.
        • If SST comes off of the fuel pump gauge retainer, loosen SST (bolt) and reinstall SST.
        • Make sure that the fuel suction tube set gasket does not come off.
  4. CONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY 
    1. GTY1231044Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Fuel Tank Main Tube Sub-assembly *2 Tube Joint Clip
      *3 Fuel Suction Plate Sub-assembly - -
      *a Fuel Tube Joint *b O-ring
      *c Correct *d Incorrect
      *e Collar - -
      Insert Insert
      1. Push the fuel tube joint onto the plug of the fuel suction plate sub-assembly, then install the tube joint clip.
        NOTE:
        • Check that there are no scratches or foreign matter around the connecting parts of the fuel tube joint and plug before performing this work.
        • Check that the fuel tube joint is securely inserted to the end.
        • Check that the tube joint clip is on the collar of the fuel tube joint.
        • After installing the tube joint clip, check that the fuel tank main tube sub-assembly is securely connected by pulling on it.
  5. CONNECT FUEL TANK VENT HOSE SUB-ASSEMBLY 
    1. GTY1227745Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Connect the fuel tank vent hose sub-assembly to the fuel suction tube with pump and gauge assembly.

        Refer to PRECAUTION [12/2023 - ]

  6. INSTALL FUEL TANK PRESSURE SENSOR (VAPOR PRESSURE SENSOR) 
    Refer to PROCEDURE - Step 1
  7. INSTALL NO. 1 FUEL TUBE CLAMP 
  8. INSTALL FUEL TANK COVER 
    1. GTY1234294Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Protrusion - -
      1. Install the fuel tank cover to the fuel tank sub-assembly.

        HINT: 

        Because the fuel tank cover is larger than the rear floor service hole, install it while bending it.

      2. Lightly pull the 5 protrusions in the illustration and check that the fuel tank cover is securely installed to the fuel tank sub-assembly.
  9. INSTALL REAR FLOOR SERVICE HOLE COVER 
    1. GTY1235373Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Cleaning Area *b Butyl Tape Adhesion Area
      1. Remove any remaining butyl tape from the rear floor service hole cover and vehicle body.
      2. Clean the installation surfaces of the rear floor service hole cover and vehicle body.
      3. Connect the 3 fuel suction tube with pump and gauge assembly connectors.
      4. Install the rear floor service hole cover with new butyl tape.
  10. INSTALL NO. 3 CONSOLE BOX MOUNTING BRACKET 
  11. INSTALL CONSOLE BOX PLATE 

    Refer to INSTALLATION [09/2023 - ]

  12. INSTALL REAR NO. 1 SEAT ASSEMBLY 

    Refer to INSTALLATION [09/2023 - ]

  13. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL 

    Refer to PROCEDURE - Step 6

  14. INSTALL BATTERY SERVICE HOLE COVER 
  15. INSTALL DECK BOARD ASSEMBLY 
  16. INSPECT FOR FUEL LEAK 

    Refer to PROCEDURE - Step 1

  17. PERFORM INITIALIZATION 
    1. Perform "Inspection After Repair" after replacing the fuel pump.

      Refer to INITIALIZATION [12/2023 - ]

  18. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL 

    Refer to WORK PROCEDURE [09/2023 - ]

    HINT: 

    When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

    Refer to AUTOMATIC LEARNING CHART [09/2023 - ]