Removal [10/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
- REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY
Refer to PROCEDURE - Step 10 [10/2022 - 11/2023] , or refer to PROCEDURE - Step 10 [11/2023 - ]
- REMOVE FRONT FLOOR COVER LH
Refer to PROCEDURE - Step 3 [10/2022 - 11/2023] , or refer to PROCEDURE - Step 3 [11/2023 - ]
- DISCONNECT FUEL TANK EVAPORATION VENT TUBE SUB-ASSEMBLY 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 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 (leak detection pump sub-assembly) are stuck, push and pull to release them.
*1 Fuel Tank Evaporation Vent Tube Sub-assembly *2 Pipe (Canister (Charcoal Canister Assembly)) *a Retainer *b Tab *c Tube Connector *d O-ring Pinch Pull Pull off - - - Pinch the tabs of the retainer to disengage the lock claws and pull it down.
HINT:
Do not remove the retainer.
- Pull off the fuel tank evaporation vent tube sub-assembly.
- Pinch the tabs of the retainer to disengage the lock claws and pull it down.
- DISCONNECT FUEL TANK VENT HOSE SUB-ASSEMBLY (NO. 2 CHARCOAL CANISTER ASSEMBLY) 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.
*1 Fuel Tank Vent Hose Sub-assembly (No. 2 Charcoal Canister Assembly) *2 Pipe (Canister (Charcoal Canister Assembly)) *a Retainer *b Tab *c Tube Connector *d O-ring Pinch Pull Pull off - - - Pinch the tabs of the retainer to disengage the lock claws and pull it down.
HINT:
Do not remove the retainer.
- Pull off the fuel tank vent hose sub-assembly.
- Pinch the tabs of the retainer to disengage the lock claws and pull it down.
- DISCONNECT FUEL EMISSION HOSE
- REMOVE CANISTER (CHARCOAL CANISTER ASSEMBLY)
- REMOVE CHARCOAL CANISTER OUTLET GUIDE
- DISCONNECT NO. 7 FUEL TANK BREATHER TUBE 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 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 (canister (charcoal canister assembly)) are stuck, push and pull to release them.
*1 No. 7 Fuel Tank Breather Tube *2 Pipe (Leak Detection Pump Sub-assembly) *a Retainer *b O-ring *c Tube Connector - - Push Pull - Push the fuel tank breather tube firmly toward the leak detection pump sub-assembly.
- Pinch the tube connector as shown in the illustration.
- Pull off the No. 7 fuel tank breather tube from the pipe (leak detection pump sub-assembly).
- REMOVE NO. 2 CHARCOAL CANISTER ASSEMBLY
- REMOVE LEAK DETECTION PUMP SUB-ASSEMBLY
HINT:
Only perform this procedure when replacement of the leak detection pump sub-assembly is necessary.
- 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.
- 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.
- 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.
- Check if the No. 2 charcoal canister sub-assembly contains foreign matter such as mud or water.
- Visually check that the inside of the No. 2 charcoal canister sub-assembly is free of foreign matter.
- Hold the No. 2 charcoal canister sub-assembly upside down to make sure that it is free of foreign matter.
- Check if the No. 2 charcoal canister sub-assembly contains foreign matter such as mud or water.