G20 L4-2.0L (SR20DE) (1992)
Air should pass through to the other port with very little resistance.
Replace valve if it fails above tests.
Fuel Tank Vacuum Relief Valve
FUEL TANK VACUUM RELIEF VALVE
1.
Wipe valve housing clean.
2.
Draw air through the tank side of the cap.
The valve should click, allowing air to pass through it.
Replace fuel cap if it fails above tests.