Inspect Charcoal Canister Assembly

a. Visually check the charcoal canister for cracks or damage.

If cracks or damage are found, replace the charcoal canister assembly.

2007 ENGINE Emission Control - Sequoia

Toyota 4runner Charcoal Canister
Fig. 43: Inspecting Charcoal Canister Assembly Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Check charcoal canister operation.

1. With the purge port closed, blow 1.67 kPa (17.0 gf/ cm2 , 0.24 psi) of air into the vent port, and check that air flows from the air inlet port. If the result is not as specified, replace the charcoal canister assembly.

2007 ENGINE Emission Control - Sequoia

Canister Toyota Rav4
Fig. 44: Checking Charcoal Canister Operation Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2. With the vent port closed, blow 1.10 kPa (11.2 gf/ cm2 , 0.16 psi) air to the air inlet port, and check that air flows from the purge port. If the result is not as specified, replace the charcoal canister assembly.

2007 ENGINE Emission Control - Sequoia

Replacing Toyota Rav4 Charcoal Canister
Fig. 45: Blowing Air To Air Inlet Port, & Check Air Flows From Purge Port Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c. Check for air leakage.

1. Remove the air hose between ports A and B.

2. Connect the pressure gauge to the vent port of the charcoal canister.

3. While holding port B, with the purge port and the air inlet port closed and port A open, apply pressurized air 19.6 kPa (0.2 kgf/cm2 , 2.81 psi) of pressurized air into the vent port, then confirm that the pressure is retained for 1 minute.

If the result is not as specified, replace the charcoal canister assembly.

2007 ENGINE Emission Control - Sequoia

2007 Toyota Camry Evap Pump

2007 ENGINE Emission Control - Sequoia d. Check leak detection pump.

1. Remove the detection pump from the charcoal canister.

2. Check that air flows from port A to B and then C.

If the result is not as specified, replace the charcoal canister assembly.

Fig. 47: Checking Air Flows From Port A To B & Then C Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3. Connect the positive (+) lead to terminal 7 and the negative (-) lead to terminal 6.

4. Check that the valve is closed.

If the result is not as specified, replace the charcoal canister assembly.

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Responses

  • lavinia puddifoot
    How to change a 2003 toyota sequoia charcoal canister?
    8 years ago
  • PANTALEONE
    What is charcoal canister, 1997 toyota rav4?
    7 years ago
  • Gringamor
    Where is the charcoal canister toyota 2007?
    7 years ago
  • Diamond
    How to change 2003 sequoia vapor canister?
    7 years ago

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