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Home >> Lexus >> 2021 >> NX 300 Base, AWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Service Information >> Fuel Tank >> Installation [10/2014 - 05/2019] >> Procedure

Installation [10/2014 - 05/2019]: Procedure

  1. INSTALL NO. 5 FUEL TUBE CLAMP 
    1. Install the No. 5 fuel tube clamp to the fuel tank assembly.
  2. INSTALL NO. 4 FUEL TUBE CLAMP 
    1. Install the 3 No. 4 fuel tube clamps to the fuel tank assembly.
  3. INSTALL NO. 3 FUEL TUBE CLAMP 
    1. Install the No. 3 fuel tube clamp to the fuel tank assembly.
  4. INSTALL FUEL TANK MAIN TUBE SUB-ASSEMBLY 
    1. Connect the 5 clamps and install the fuel tank main tube sub-assembly to the No. 3 fuel tube clamp, 3 No. 4 fuel tube clamps and No. 5 fuel tube clamp.
  5. INSTALL FUEL TANK BREATHER TUBE SUB-ASSEMBLY 
    1. Attach the clamp and install the fuel tank breather tube sub-assembly to the fuel tank assembly.

      Refer to PRECAUTION [10/2014 - 05/2019]

  6. INSTALL FUEL TANK TO CANISTER TUBE SUB-ASSEMBLY 
    1. Install the fuel tank to canister tube sub-assembly to the fuel tank assembly.

      Refer to PRECAUTION [10/2014 - 05/2019]

  7. INSTALL FUEL SENDER GAUGE ASSEMBLY 

    See step  1

  8. INSTALL FUEL SUCTION TUBE ASSEMBLY WITH PUMP 

    See step  1

  9. INSTALL FUEL TANK VENT TUBE SET PLATE 

    See step  2

  10. CONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY 

    See step  3

  11. INSTALL FUEL TANK ASSEMBLY 
    1. Set the fuel tank assembly on an engine lifter with attachments.
    2. Raise the engine lifter.
      NOTE:

      Be careful not to cut the fuel gauge wire.

    3. Attach the 3 clamps to No. 3 fuel tube clamp, No. 4 fuel tube clamp and No. 5 fuel tube clamp and connect the fuel gauge wire to the fuel tank assembly.
    4. Connect the 2 connectors to the fuel sender gauge assembly and fuel suction tube assembly with pump.
    5. Install the 2 No. 2 fuel tank band sub-assemblies with the 4 bolts.

      Torque: 45 N*m (459 kgf*cm, 33 ft.*lbf) 

    6. Install the No. 1 fuel tank band sub-assembly with the 2 bolts.

      Torque: 45 N*m (459 kgf*cm, 33 ft.*lbf) 

    7. Connect the 3 clamps to the 2 No. 4 fuel tube clamps and the bracket on the vehicle side.
  12. CONNECT FUEL TANK BREATHER TUBE SUB-ASSEMBLY 
    1. Connect the fuel tank breather tube sub-assembly to the fuel tank filler pipe sub-assembly.

      Refer to PRECAUTION [10/2014 - 05/2019]

  13. CONNECT FUEL TANK VENT HOSE SUB-ASSEMBLY 
    1. Attach the clamp and connect the fuel tank vent hose sub-assembly to the No. 2 fuel tank band sub-assembly.
  14. CONNECT FUEL TANK TO FILLER PIPE HOSE 
    1. Connect the fuel tank to filler pipe hose to the fuel tank assembly, then tighten the hose clamp.

      HINT: 

      Make sure that the fuel tank to filler pipe hose and hose clamp are oriented as shown in the illustration.

      GTY507730Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Top
      *b Underside of fuel tank assembly
      *c Stopper
      *d Protrusion
  15. INSTALL FUEL HOSE PROTECTOR 
    1. Attach the claw, then install the fuel hose protector to the fuel tank to filler pipe hose.
  16. CONNECT FUEL TANK MAIN TUBE SUB-ASSEMBLY 
    1. Connect the 2 fuel tank main tube sub-assemblies to the 2 fuel pipes.

      Refer to PRECAUTION [10/2014 - 05/2019]

  17. CONNECT FUEL TANK TO CANISTER TUBE SUB-ASSEMBLY 
    1. Connect the fuel tank to canister tube sub-assembly to the charcoal canister assembly.
    2. Attach the 3 clamps and connect the fuel gauge wire.
    3. Connect the connector to the charcoal canister assembly.
  18. INSTALL NO. 2 FLOOR UNDER COVER 
    1. Attach the clip and install the No. 2 floor under cover with the 2 nuts.
  19. INSTALL FRONT FLOOR COVER CENTER LH 
    1. Install the front floor cover center LH with the bolt, 2 nuts and 6 clips.
    2. Tighten the nut.
  20. ADD FUEL 
  21. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
    NOTE:

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

    Refer to INITIALIZATION [10/2014 - 09/2017] , or refer to INITIALIZATION [09/2017 - 05/2019]

  22. INSPECT FOR FUEL LEAK 

    Refer to PROCEDURE - Step 1 [10/2014 - 09/2015] , or refer to PROCEDURE - Step 1 [09/2015 - 05/2019]