Evaporative Check Valve: Testing and Inspection
PROCEDUREFuel Tank Unit Access Panel And Harness Connector:
1. Remove fuel tank sender cover, located under the luggage compartment trim mat and unplug connector.
Fuel And Vapor Hose Connections:
2. Disconnect Evaporative Emission Control vent line to the canister.
3. Connect a hand pump to the vent line.
4. Pump pressure into the vent line and observe pressure gauge.
5. Breather/Vent Valve should release pressure at approx.
^ 4.4 psi (0.3 bar)
6. Allow pressure to remain in vent line for several minutes and recheck, pressure must not drop below:
^ 0.25 psi (0.017 bar)
7. If specified pressures are not obtained:
- Replace breather/vent valve.
8. Reattach vent line, electrical connector and fuel level sender cover.