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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> Emission Control System (2GR-FKS) - Service Information >> Canister >> Removal [12/2019 - 10/2022] >> Procedure

Removal [12/2019 - 10/2022]: Procedure

  1. REMOVE FRONT FLOOR COVER LH 

    Refer to PROCEDURE - Step 3

  2. REMOVE CANISTER (CHARCOAL CANISTER ASSEMBLY) 
    1. Disconnect the fuel tank evaporation vent tube sub-assembly from the canister (charcoal canister assembly).
      GTY941042Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Retainer *b Tab
      *c Tube Connector *d O-ring
      *e Pipe (Canister (Charcoal Canister Assembly)) - -
      Pinch Pull
      NOTE:
      • Remove any dirt or foreign matter on the tube connector before performing this work.
      • Do not allow any scratches or foreign matter to get on the parts when disconnecting them as the tube connector has an O-ring that seals the pipe (canister (charcoal canister assembly)).
      • Perform this work by hand. Do not use any tools.
      • Do not forcibly bend, twist or turn the fuel tank evaporation vent tube sub-assembly.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the fuel tank evaporation vent tube sub-assembly.
      • If the tube connector and pipe (canister (charcoal canister assembly)) are stuck, push and pull to release them.

      HINT: 

      Do not remove the retainer.

      1. Pinch the tabs of the retainer to disengage the lock claws and pull it down.
      2. Pull off the fuel tank evaporation vent tube sub-assembly.
    2. Disconnect the fuel tank vent hose sub-assembly from the canister (charcoal canister assembly).
      GTY922528Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Retainer *b Tab
      *c Tube Connector *d O-ring
      *e Pipe (Canister (Charcoal Canister Assembly)) - -
      Pinch Pull
      NOTE:
      • Remove any dirt or foreign matter on the tube connector before performing this work.
      • Do not allow any scratches or foreign matter to get on the parts when disconnecting them as the tube connector has an O-ring that seals the pipe (canister (charcoal canister assembly)).
      • Perform this work by hand. Do not use any tools.
      • Do not forcibly bend, twist or turn the fuel tank vent hose sub-assembly.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the fuel tank vent hose sub-assembly.
      • If the tube connector and pipe (canister (charcoal canister assembly)) are stuck, push and pull to release them.

      HINT: 

      Do not remove the retainer.

      1. Pinch the tabs of the retainer to disengage the lock claws and pull it down.
      2. Pull off the fuel tank vent hose sub-assembly.
    3. Slide the clip and disconnect the fuel emission hose from the canister (charcoal canister assembly).
      GTY885934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 2 bolts.
      GTY917986Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Charcoal Canister Outlet Guide
    5. Disengage the charcoal canister outlet guide from the canister (charcoal canister assembly).
    6. Disengage the claw and remove the canister (charcoal canister assembly) from vehicle body as shown in the illustration.
      GTY885937Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the charcoal canister outlet guide from the vehicle body.
      GTY885931Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. REMOVE NO. 2 CHARCOAL CANISTER SUB-ASSEMBLY 
    1. Disconnect the No. 7 fuel tank breather tube from the leak detection pump sub-assembly.
      GTY860050Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Tube Connector *b O-ring
      *c Retainer *d Pipe (Leak Detection Pump Sub-assembly)
      Push Pull
      NOTE:
      • Remove any dirt or foreign matter on the tube connector before performing this work.
      • Do not allow any scratches or foreign matter to get on the parts when disconnecting them as the tube connector has an O-ring that seals the pipe (leak detection pump sub-assembly).
      • Perform this work by hand. Do not use any tools.
      • Do not forcibly bend, twist or turn the No. 7 fuel tank breather tube.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the No. 7 fuel tank breather tube.
      • If the tube connector and pipe (leak detection pump sub-assembly) are stuck, push and pull to release them.

      HINT: 

      Do not remove the retainer.

      1. Push the retainer and pull off the No. 7 fuel tank breather tube.
    2. Disconnect the leak detection pump sub-assembly connector.
      GTY885933Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 3 bolts and No. 2 charcoal canister sub-assembly from the vehicle body.
      GTY886026Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE LEAK DETECTION PUMP SUB-ASSEMBLY 

    HINT: 

    Only perform this procedure when replacement of the leak detection pump sub-assembly is necessary.

    1. Before removing the leak detection pump sub-assembly, clean the No. 2 charcoal canister sub-assembly by blowing air into it to ensure that the No. 2 charcoal canister sub-assembly is free of foreign matter.
      NOTE:
      • Make sure to clean the No. 2 charcoal canister sub-assembly using air only.
      • Do not use gasoline, thinners or solvents.
    2. While disengaging the 2 claws as shown in the illustration, push the leak detection pump sub-assembly upwards using a screwdriver with its tip wrapped with protective tape to remove it.
      GTY882337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
    3. Check if the No. 2 charcoal canister sub-assembly contains foreign matter such as mud or water.
      1. Visually check that the inside of the No. 2 charcoal canister sub-assembly is free of foreign matter.
        GTY886028Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Hold the No. 2 charcoal canister sub-assembly upside down to make sure that it is free of foreign matter.

        If the No. 2 charcoal canister sub-assembly contains foreign matter, replace it.

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