Fuel-Cut Valve Test

Remove fuel-cut valve. See Fig 1 Position valve with ports "A" and "B" in horizontal position. Verify air flows through valve from port "A" to port "B". Rotate valve until line "C" is on a horizontal plane. Verify air does not flow from port "A" to port "B". Replace valve if defective.

Fig 1: Testing Fuel-Check & Fuel-Cut Valves

Courtesy of MAZDA MOTORS CORP.