Evaporative Emissions System: Testing and Inspection
INCORRECT OPERATION MAY CAUSEPoor idle, stalling and poor driveability
^ Inoperative bowl vent valve
^ Inoperative canister control valve
^ Damaged canister
^ Hoses split, cracked or not connected to the proper tubes.
Evidence of fuel loss or fuel vapor odor
^ Liquid fuel leaking from fuel lines, fuel pump or carburetor
^ Cracked or damaged canister
^ Inoperative canister control valve
^ Disconnected, misrouted, kinked, deteriorated or damaged vapor hoses, or control hoses
^ Bowl vent hose misrouted
^ Air cleaner or air cleaner gasket improperly seated.
MAKE A VISUAL CHECK OF CANISTER
^ Cracked or damaged, replace canister.
^ Fuel leaking from bottom of canister. Replace canister and check operation of total system.
^ Check filter at bottom of canister. If dirty, plugged, or damaged, replace filter