Evaporative Emissions System: Testing and Inspection

RESULTS FROM INCORRECT OPERATION
^ Poor idle, stalling and poor driveability can be caused by:
- Damaged canister.
- Hoses split, cracked and or, not connected to the proper tubes.

^ Evidence of fuel loss or fuel vapor odor can be caused by:
- Failed fuel cap or missing O-Ring.
- Liquid fuel leaking from the fuel lines or throttle body.
- Cracked or damaged vapor canister.
- Disconnected, misrouted, kinked, deteriorated or damaged vapor pipe, or canister hoses.
- Air cleaner or air cleaner gaskets improperly seated.
- Failed purge control valve.

VISUAL CHECK OF VAPOR CANISTER
^ Replace vapor canister if cracked or damaged.
^ Replace vapor canister if fuel is leaking from bottom and check operation of the entire system.