sr20det o2 sensor

I need to know which wires are which on my sr20det o2 sensor. There are white, red and black.which is my signal, ground and heater. My ohm meeter broke and im too lazy to get a new one now so if you guys can help that will be awsome. Thanks

I need to know which wires are which on my sr20det o2 sensor. There are white, red and black.which is my signal, ground and heater. My ohm meeter broke and im too lazy to get a new one now so if you guys can help that will be awsome. Thanks