Fuel Tank Installation

Engine. Lexus Is250, Is220D. Gse20 Ale20
2Ad-Fhv Fuel. Lexus Is250, Is220D. Gse20 Ale20

  1. INSTALL NO. 2 FUEL TANK PROTECTOR

  2. INSTALL FUEL TANK CUSHION

  3. INSTALL FUEL TANK TO FILLER PIPE HOSE

  4. INSTALL FUEL TANK RETURN TUBE SUB-ASSEMBLY

  5. INSTALL FUEL TANK MAIN TUBE SUB-ASSEMBLY

  6. INSTALL FUEL TANK VENT HOSE

  7. INSTALL NO. 1 FUEL TANK BREATHER TUBE SUB-ASSEMBLY

  8. INSTALL FUEL TANK ASSEMBLY

  9. CONNECT FUEL TANK TO FILLER PIPE HOSE

  10. CONNECT FUEL TANK RETURN TUBE SUB-ASSEMBLY

  11. CONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY

  12. CONNECT FUEL TUBE

  13. CONNECT PARKING BRAKE CABLE ASSEMBLY

  14. INSTALL REAR SUSPENSION MEMBER BRACE LH

  15. INSTALL REAR SUSPENSION MEMBER BRACE RH

  16. INSTALL PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY

  17. INSPECT AND ADJUST NO. 2 AND NO. 3 JOINT ANGLE

  18. INSTALL NO. 1 FRONT FLOOR HEAT INSULATOR

  19. INSTALL AIR GUIDE PLATE OUTSIDE RH

  20. INSTALL FRONT EXHAUST PIPE ASSEMBLY

  21. INSTALL AIR FUEL RATIO SENSOR

  22. INSTALL FRONT CENTER FLOOR BRACE

  23. INSTALL REAR SUSPENSION MEMBER BRACE LOWER LH

  24. INSTALL REAR SUSPENSION MEMBER BRACE LOWER RH

  25. INSTALL REAR NO. 1 FLOOR PANEL BRACE

  26. INSTALL FLOOR UNDER COVER

  27. INSTALL NO. 2 DIFFERENTIAL SUPPORT PROTECTOR

  28. INSTALL NO. 1 DIFFERENTIAL SUPPORT PROTECTOR

  29. INSTALL FUEL SENDER GAUGE ASSEMBLY

  30. INSTALL FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY

  31. INSPECT PARKING BRAKE LEVER TRAVEL

  32. ADJUST PARKING BRAKE LEVER TRAVEL

  33. ADD FUEL

  34. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

  35. CHECK FOR FUEL LEAKS

  36. CHECK FOR EXHAUST GAS LEAKAGE

  37. INSTALL REAR FLOOR SERVICE HOLE COVER

  38. INSTALL REAR NO. 2 FLOOR SERVICE HOLE COVER

  39. INSTALL REAR SEAT CUSHION ASSEMBLY

  40. PERFORM INITIALIZATION

Fuel Tank -- Installation



1. INSTALL NO. 2 FUEL TANK PROTECTOR


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the No. 2 fuel tank protector to the fuel tank assembly.



2. INSTALL FUEL TANK CUSHION


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install 11 new fuel tank cushions as shown in the illustration.



3. INSTALL FUEL TANK TO FILLER PIPE HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the fuel tank to filler pipe hose to the fuel tank with the clamp.

  1. Tighten the hose clamp bolt.



4. INSTALL FUEL TANK RETURN TUBE SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Install the 3 clamps to the fuel tank.

  1. Install the fuel tank return tube sub-assembly with the 3 clamps.



5. INSTALL FUEL TANK MAIN TUBE SUB-ASSEMBLY
  1. Install the clamp to the fuel tank.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Install the fuel tank main tube sub-assembly with the clamp.



6. INSTALL FUEL TANK VENT HOSE


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Install the fuel tank vent hose with the clip.



7. INSTALL NO. 1 FUEL TANK BREATHER TUBE SUB-ASSEMBLY
  1. Install a new gasket to the No. 1 fuel tank breather tube sub-assembly.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the No. 1 fuel tank breather tube sub-assembly with the 4 bolts.

    Torque:
    1.5 N*m{15 kgf*cm, 13 in.*lbf}


8. INSTALL FUEL TANK ASSEMBLY
  1. Set the fuel tank assembly onto the transmission jack.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Raise the transmission jack so that the fuel tank breather hose can be connected. Connect the hose.

    NOTICE:
    Slowly raise the jack to prevent the fuel tank assembly from dropping.


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the fuel tank assembly with the fuel tank band and 4 bolts.

    Torque:
    39 N*m{398 kgf*cm, 29 ft.*lbf}


9. CONNECT FUEL TANK TO FILLER PIPE HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the fuel tank to filler pipe hose with the clamp.



10. CONNECT FUEL TANK RETURN TUBE SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the fuel tube clamp.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Connect the 2 fuel tubes to the fuel sedimenter assembly.



11. CONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the fuel tube to the fuel filter.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the 3 fuel tubes to the fuel route switching valve.



12. CONNECT FUEL TUBE


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Connect the fuel tank main tube.

    1. Push in the fuel tube connector to the pipe and push up the retainer to engage the claws.

      NOTICE:
      1. Check for damage or foreign objects on the parts that are to be connected.
      2. After connecting, check that the fuel tube connector and the pipe are securely connected by pulling on them.


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Connect the fuel tank return vent tube.

    1. Push in the fuel tube connector to the pipe and push up the retainer to engage the claws.

      NOTICE:
      1. Check for damage or foreign objects on the parts that are to be connected.
      2. After connecting, check that the fuel tube connector and the pipe are securely connected by pulling on them.


13. CONNECT PARKING BRAKE CABLE ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Connect the 4 clamps.

  1. Connect the 2 parking brake cables with the 4 bolts.

    Torque:
    bolt A:
    6.0 N*m{61 kgf*cm, 53 in.*lbf}
    bolt B:
    19 N*m{194 kgf*cm, 14 ft.*lbf}


14. INSTALL REAR SUSPENSION MEMBER BRACE LH


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Install the rear suspension member brace LH with the 2 bolts.

    Torque:
    50 N*m{510 kgf*cm, 37 ft.*lbf}


15. INSTALL REAR SUSPENSION MEMBER BRACE RH
HINT:
Installation procedure of the RH side is the same as that of the LH side.


16. INSTALL PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY
HINT:
Click here.


17. INSPECT AND ADJUST NO. 2 AND NO. 3 JOINT ANGLE
  1. Stabilize the propeller shaft and differential.

    1. Turn the propeller shaft several times by hand to stabilize the center support bearing.



  1. Check both the No. 2 and No. 3 joint angles.

    1. Using SST, measure the installation angle of the intermediate shaft and propeller shaft.

      SST
      09370-50010
      HINT:
      The SST should be set directly on the bottom of the shaft.


    2. Using SST, measure the installation angle of the differential.


      Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation

      SST
      09370-50010
      HINT:
      Measure the installation angle by placing the SST in the positions shown in the illustration.
    3. Calculate the No. 2 joint angle.

      No. 2 joint angle:
      A - B = -0°49' to -1°49'
      A:
      Intermediate shaft installation angle
      B:
      Propeller shaft installation angle
    4. Calculate the No. 3 joint angle.

      No. 3 joint angle:
      B - C = 0°70' to 2°10'
      B:
      Propeller shaft installation angle
      C:
      Differential installation angle
      HINT:
      If the measured angle is not within the specified range, adjust it with the center support bearing washers.
  1. Adjust the No. 2 joint angle.

    1. Select the center support bearing washers for adjustment.

      Adjustment washer
      thickness mm (in.)
      2 (0.0787)
      4.5 (0.1772)
      6.5 (0.2559)
      9.0 (0.3543)
      11.0 (0.4331)
      NOTICE:
      The 2 washers should be the same thickness.


18. INSTALL NO. 1 FRONT FLOOR HEAT INSULATOR


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Install the front No. 1 floor heat insulator with the 4 nuts.

    Torque:
    5.4 N*m{55 kgf*cm, 48 in.*lbf}


19. INSTALL AIR GUIDE PLATE OUTSIDE RH


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the outside air guide plate RH with the 4 nuts.

    Torque:
    5.4 N*m{55 kgf*cm, 48 in.*lbf}


20. INSTALL FRONT EXHAUST PIPE ASSEMBLY
HINT:
Click here.


21. INSTALL AIR FUEL RATIO SENSOR


    Lexus Is250, Is220D. Gse20 Ale20
  1. Before installing the air fuel ratio sensor, twist the sensor wire counterclockwise 4 turns.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Using SST, install the air fuel ratio sensor to the front exhaust pipe.

    SST
    09224-00010
    Torque:
    44 N*m{449 kgf*cm, 33 ft.*lbf}


22. INSTALL FRONT CENTER FLOOR BRACE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the front center floor brace with the 4 bolts.

    Torque:
    7.4 N*m{75 kgf*cm, 65 in.*lbf}


23. INSTALL REAR SUSPENSION MEMBER BRACE LOWER LH


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the suspension member brace lower LH with the 4 bolts.

    Torque:
    19 N*m{195 kgf*cm, 14 ft.*lbf}


24. INSTALL REAR SUSPENSION MEMBER BRACE LOWER RH


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the suspension member brace lower RH with the 4 bolts.

    Torque:
    19 N*m{195 kgf*cm, 14 ft.*lbf}


25. INSTALL REAR NO. 1 FLOOR PANEL BRACE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the rear No. 1 floor panel brace with the 4 bolts.

    Torque:
    19 N*m{195 kgf*cm, 14 ft.*lbf}


26. INSTALL FLOOR UNDER COVER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the No. 1 floor under cover and No. 2 floor under cover.



27. INSTALL NO. 2 DIFFERENTIAL SUPPORT PROTECTOR


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the No. 2 differential support protector to the rear suspension member brace with the 2 nuts.

    Torque:
    5.4 N*m{55 kgf*cm, 48 in.*lbf}


28. INSTALL NO. 1 DIFFERENTIAL SUPPORT PROTECTOR
HINT:
Installation procedure of the No. 1 differential support protector is the same as that of the No. 2 differential support protector.


29. INSTALL FUEL SENDER GAUGE ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the fuel sender gauge to the fuel tank with the 5 bolts.

    Torque:
    1.5 N*m{15 kgf*cm, 13 in.*lbf}


    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the fuel sender gauge connector.



30. INSTALL FUEL SUCTION WITH PUMP AND GAUGE TUBE ASSEMBLY
  1. Install a new gasket onto the fuel tank.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Connect the fuel hose with the clip.

  1. Set the fuel suction tube to the fuel tank.

    NOTICE:
    1. Make sure that the fuel sender gauge arm does not bend.
    2. Do not damage the No. 2 fuel hose.


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Align the protrusion of the fuel suction tube and the cutout of the fuel tank vent tube set plate.

  1. While holding the fuel suction tube by hand, install the fuel tank vent tube to the fuel tank with the 8 bolts.

    Torque:
    6.0 N*m{61 kgf*cm, 53 in.*lbf}


  1. Connect the fuel tube.



      Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
    1. Push the fuel tube joint in the plug of the fuel suction plate, then install the 2 tube joint clips.

      NOTICE:
      1. Check that there are no scratches or foreign objects on the connecting parts.
      2. Check that the fuel tube joint is inserted securely.
      3. Check that the tube joint clips are on the collars of the fuel tube joints.
      4. After installing the tube joint clips, check that the fuel tube joints have not been pulled off.
      5. Be careful not to damage any clips. If a clip is damaged, replace it.
  1. Connect the fuel suction tube connector.



31. INSPECT PARKING BRAKE LEVER TRAVEL
  1. Pull firmly on the parking brake lever.

  1. Release the parking brake lock, and return the parking brake lever to its off position.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Slowly pull the parking brake lever all the way up, and count the number of clicks.

    Parking brake lever travel:
    4 to 6 notches at 200 N (20 kgf, 45 lbf)


32. ADJUST PARKING BRAKE LEVER TRAVEL
  1. Depress the parking brake lever. Hold the No. 1 wire adjusting nut using a wrench and loosen the lock nut.

  1. Release the parking brake lever.



    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Turn the No. 1 wire adjusting nut until the parking brake lever travel meets the above specification.

  1. Hold the No. 1 wire adjusting nut using a wrench or equivalent tool and tighten the lock nut.

    Torque:
    6.0 N*m{61 kgf*cm, 53 in.*lbf}
  1. Count the number of clicks after depressing and releasing the parking brake lever 3 or 4 times.

  1. Check whether the parking brake drags or not.

  1. When operating the parking brake lever, check that the parking brake indicator light comes on.



33. ADD FUEL


34. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
Torque:
5.4 N*m{55 kgf*cm, 48 in.*lbf}


35. CHECK FOR FUEL LEAKS
  1. PERFORM ACTIVE TEST

    1. Connect the intelligent tester to the DLC3.

    2. Turn the engine switch ON (IG).

    3. Turn the intelligent tester ON.

    4. Enter the following menus: Powertrain / ENGINE / Active Test.

    5. Perform the Active Test.

      Intelligent Tester Display
      Test Details
      Control Range
      Diagnostic Notes
      Test the Fuel Leak
      Pressurize common rail internal fuel pressure, and check for fuel leaks
      Stop/Start
      1. Fuel pressure inside common rail pressurized to specified value and engine speed increased to 2,000 rpm when "Start" is selected
      2. Above conditions to be maintained while "Start" is selected


36. CHECK FOR EXHAUST GAS LEAKAGE


37. INSTALL REAR FLOOR SERVICE HOLE COVER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the service hole cover with new butyl tape.



38. INSTALL REAR NO. 2 FLOOR SERVICE HOLE COVER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Install the rear No. 2 floor service hole cover with new butyl tape.



39. INSTALL REAR SEAT CUSHION ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.2Ad-Fhv Fuel.Fuel System.Fuel Tank  Installation
  1. Attach the 2 rear hooks of the seat cushion to the seatback.

  1. Attach the 2 front hooks of the seat cushion to the vehicle body.

  1. Confirm that the seat cushion is firmly installed.

    NOTICE:
    When installing the seat cushion, make sure the seat belt buckle is not under the seat cushion.


40. PERFORM INITIALIZATION
  1. Perform initialization procedure (Click here).

    HINT:
    Some vehicle systems require initialization after reconnecting the negative battery terminal.