CANISTER (for 4WD): Inspection: Inspection

WARNING: This page is about a different variant/trim than selected.

INSPECT CHARCOAL CANISTER ASSEMBLY
1. Visually check the charcoal canister for cracks or damage.
  
  Fig 1: Checking Canister For Cracks And Damage
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If cracks or damage are found, replace the charcoal canister.
2. Check canister operation.
  
  Fig 2: Checking Air Flows From Air Inlet Port
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. With the purge port closed, blow 1.67 kPa (0.02 kgf/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.
  2. With the vent port closed, blow 1.10 kPa (0.01 kgf/cm² , 0.16 psi) of air into the air inlet port, and check that air flows from the purge port.
    
    Fig 3: Checking Air Flows From Purge Port
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    If the result is not as specified, replace the charcoal canister.
3. Check for air leak.
  
  Fig 4: Checking Charcoal Canister Assembly For Air Leak
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  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 19.6 kPa (0.2 kgf/cm² , 2.81 psi) of pressurized air into the vent port, then confirm that pressure is retained for 1 minute.
    - SST: 09992-00242
    If the result is not as specified, replace the charcoal canister.