Fuel Cutoff Valve & Fill Check Valve
WARNING: This page is about a different car, the 2003 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure fuel tank is full. Disconnect vent line hose from fuel tank.
- Pressurize vent port of fuel tank to .58 psi (4 kPa). See Fig 1.
- Remove fuel tank cap. Check that pressure inside tank drops. If pressure does not drop, replace fuel tank assembly.
- Reconnect vent line hose to fuel tank.