Toyota 1 MZ–FE Manual page 203

1MZ–FE ENGINE – EMISSION CONTROL SYSTEMS
FUEL VAPOR LINES, FUEL TANK AND
TANK CAP INSPECTION
1. VISUALLY INSPECT LINES AND CONNECTIONS
Look for loose connections, sharp bends or damage.
2. VISUALLY INSPECT FUEL TANK
Look for deformation, cracks or fuel leakage.
3. VISUALLY INSPECT FUEL TANK CAP
Check if the cap and/or gasket are deformed or
damaged.
If necessary, repair or replace the cap.
CHARCOAL CANISTER INSPECTION
1. REMOVE CHARCOAL CANISTER
2. VISUALLY INSPECT CHARCOAL CANISTER
Look for cracks or damage.
3. CHECK FOR CLOGGED FILTER AND STUCK CHECK
VALVE
(a) Blow low pressure compressed air (4.71 kPa, 48
2
gf/cm . 0.68 psi) into port A and check that air flows
without resistance from the other ports.
(b) Blow low pressure compressed air (4.71 kPa, 48
2
gf/cm , 0.68 psi) into port B and check that air does
not flow from the other ports.
If a problem is found, replace the charcoal canister.
EG2–203