Celica ST Ltd Ed Liftback L4-1762cc 1.8L DOHC MFI (1997)
Evaporative Check Valve: Testing and Inspection
CHECK VALVE INSPECTION
1. REMOVE CHECK VALVE
2. INSPECT CHECK VALVE
(a) Check that air flows from the yellow port to the white ports.
(b) Plug the white ports on one side, and check that air does not flow from the white port to the yellow port. If operation is not as specified,
replace the check valve.
3. REINSTALL CHECK VALVE
HINT: Install the check valve with the yellow port facing the body side.
