toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Evaporative Emission Control Canister > < Evaporative Check Valve|Locations
Page 1
background image

Evaporative Check Valve: Testing and Inspection

CHECK VALVE INSPECTION

1. REMOVE CHECK VALVE.

2. INSPECT CHECK VALVE.

-

Check that air flows from the yellow port to the black port.

-

Check that air does not flow from the black port to the yellow port.

-

If operation is not as specified, replace check valve.

3. REINSTALL CHECK VALVE.

HINT: Reinstall the check valve with the black port facing the purge port side.

Evaporative Emission Control Canister > < Evaporative Check Valve|Locations