Naa the green one goes near the thermostat onto a temperature switch when it gets hot it turns the fan on In a similar place to mine, in the lower middle right of this picture is the exact sensor that that plug goes onto (it has a black wire pushed into it on this picture) Its probably the one for that hashed sensor with the cut wires on it but someones changed the sensor. That or you have the newer 3 wire sensor that does Ecu, fan on/off and dash temp all on one sensor which might be the triangle shaped one next to the hashed sensor under the dizzy