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Home >> Toyota >> 2019 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Emission Control System (1AR-FE) (Service Information) (Except Hybrid)) >> Canister >> Removal [11/2016 - ] >> Procedure

Removal [11/2016 - ]: Procedure

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  1. REMOVE TAIL EXHAUST PIPE ASSEMBLY 

    Refer to PROCEDURE - Step 5

  2. REMOVE CHARCOAL CANISTER PROTECTOR 
    1. Remove the 4 bolts, 3 nuts and charcoal canister protector.
      GTY718748Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
  3. REMOVE CANISTER (CHARCOAL CANISTER ASSEMBLY) 
    1. Disconnect the vent line hose from the canister (charcoal canister assembly).
      GTY724896Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Vent Line Hose *2 Pipe (Canister (Charcoal Canister Assembly))
      *a Retainer *b Tab
      *c Tube Connector *d O-Ring
      Pinch Pull off
      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.
      • Perform this work by hand. Do not use any tools.
      • Do not forcibly bend, twist or turn the vent line hose.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the vent line hose.
      • If the tube connector and pipe 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 vent line hose.
    2. Disconnect the air line tube from the charcoal canister leak detection pump sub-assembly.
      GTY696961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Air Line Tube
      *2 Pipe (Charcoal Canister Leak Detection Pump Sub-assembly)
      *a Tube Connector
      *b O-Ring
      Pinch
      Pull off
      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.
      • Perform this work by hand. Do not use any tools.
      • Do not forcibly bend, twist or turn the air line tube.
      • Protect the disconnected parts by covering them with plastic bags after disconnecting the air line tube.
      • If the tube connector and pipe are stuck, push and pull to release them.
      1. Push the air line tube firmly toward the charcoal canister leak detection pump sub-assembly.
      2. Pinch the tube connector as shown in the illustration.
      3. Pull off the air line tube to the pipe (charcoal canister leak detection pump sub-assembly).
    3. Slide the clip and disconnect the purge line hose from the fuel tube.
      GTY718097Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disengage the clamp and disconnect the charcoal canister leak detection pump sub-assembly connector.
      GTY693220Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the 3 nuts and disengage the clip to remove the canister (charcoal canister assembly) from the vehicle body and guide.
      GTY668093Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clip
      *b Guide
  4. REMOVE NO. 1 CHARCOAL CANISTER FILTER 
    1. Disconnect the fuel tank vent hose sub-assembly.
      GTY615586Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Fuel Tank Vent Hose Sub-assembly
      *a Retainer
      Push in
      Pull off
      1. Push in the retainer and pull off the fuel tank vent hose sub-assembly from the pipe.
    2. Remove the 2 bolts and No. 1 charcoal canister filter.
      GTY680781Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE CHARCOAL CANISTER LEAK DETECTION PUMP SUB-ASSEMBLY 

    HINT: 

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

    1. Before removing the charcoal canister leak detection pump sub-assembly, clean the charcoal canister sub-assembly by blowing air into it to ensure that the charcoal canister sub-assembly is free of foreign matter.
      NOTE:
      • Make sure to clean the 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 charcoal canister leak detection pump sub-assembly upwards using a screwdriver with its tip wrapped with protective tape to remove it.
      GTY628116Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protective Tape
    3. Check if the charcoal canister sub-assembly contains foreign matter such as mud or water.
      1. Visually check that the inside of the charcoal canister sub-assembly is free of foreign matter.
        GTY650057Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Hold the charcoal canister sub-assembly upside down to make sure that it is free of foreign matter.

        If the charcoal canister sub-assembly contains foreign matter, replace the canister (charcoal canister assembly).

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