EV 5 - Check Rollover/Vent Valve
^ Visually inspect the rollover/vent valve and its connections for pinching, blockage, looseness, or other damage and/or leakage.
^ Remove the rollover/vent valve.
^ Blow air through port A.
^ Verify that a considerable resistance is felt and a portion of air flows toward the canister.
^ Blow air through port B.
^ Verify that air is smoothly flowing toward, the fuel tank.
^ Is the valve free of leakage, and does it function properly?
YES -- RETURN to Diagnostic Routines. Diagnostic Routines Index
NO -- REPLACE/SERVICE the rollover/vent valve.