Evaporative Emissions System: Testing and Inspection

Evaporative canister emission control system

System check
1. Warm up engine to normal operating temperature.
2. Disconnect vacuum hose from EVAP canister purge valve side of hose.




3. Verify that no vacuum is felt at EVAP canister purge control solenoid valve.
4. If not as specified, check EVAP canister purge valve operation.
5. If valve is operating properly, reinstall vacuum hose.