Forester S F4-2.5L DOHC (1998)
Rollover Valve: Testing and Inspection
INSPECTION
1) Connect hoses to roll over valve as shown in Figure.
2) While blowing through open end of hose, tilt valve at least 90° left and right from normal position.
3) Ensure that there is no air flow when hose is tilted greater than 90°.