Evaporative Emission Control Canister: Testing and Inspection

CHECK AIR INLET LINE
a. Disconnect the air inlet line hose from the fresh air valve.







b. Disconnect the air inlet hose from the air cleaner case.
c. Blow air into the air inlet line hose.







d. Check that the air flows from the air inlet line hose.
e. Visually check the air inlet line hoses and pipes.
f. Check each connection of hoses and pipes.

If there is abnormality, replace the air inlet line hose and pipe.







REMOVE CHARCOAL CANISTER ASSEMBLY
a. Remove the fuel tank.
b. Disconnect the 3 hoses from the charcoal canister.
c. Remove the 2 bolts and charcoal canister from the fuel tank.
d. Remove the 2 bolts and VSV for purge flow switching from the charcoal canister.







INSPECT CHARCOAL CANISTER
a. Visually check the charcoal canister for cracks or damage.







b. While holding port C closed, using low pressure compressed air (4.9 kPa (50 gf/sq.cm, 0.71 psi), blow into port A and check that air flows without resistance from the port B.







c. Using low pressure compressed air (4.9 kPa (50 gf/sq.cm, 0,71 psi), blow into port A and check that air flows without resistance from the other ports.

If a problem is found, replace the charcoal canister.


REINSTALL CHARCOAL CANISTER ASSEMBLY