CANISTER (for 2WD): Inspection

INSPECT CHARCOAL CANISTER ASSEMBLY
1. Visually check the charcoal canister for cracks or damage.
  If cracks or damage are found, replace the charcoal canister assembly.
  
  Fig 1: Checking Charcoal Canister For Cracks Or Damage
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check charcoal canister operation.
  1. With the purge port closed, blow 1.10 kPa (11.2 gf/cm² , 0.16 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.
    
    Fig 2: Checking Charcoal Canister Operation - With Purge Port Closed
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. With the vent port closed, blow 1.10 kPa (11.2 gf/cm² , 0.16 psi) of air into 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.
    
    Fig 3: Checking Charcoal Canister Operation - With Vent Port Closed
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check for air leak.
  1. Remove the air hose between ports A and B.
  2. Connect the SST (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 assembly.
    
    Fig 4: Checking Charcoal Canister Assembly For Air Leak
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002