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