How do you change eclipse o2 sensor?

Removing the camshaft position sensor is the easy part. Once you've located it on the end of the head (driverside, above the transmission, on the right side as you look at it) remove your air hose from your throttle body this will give you just a little bit more space to work on it. Once that's removed using a 10 mm socket untighten the four bolts holding it on. Make sure you clean all the oil off the magnet and clean up before installing the new one. Most 1995 neon require a replacement pigtail to attach the camshaft position sensor to the connector. Its called Wells socket 445 connector cost about $25. Make sure you match up the wiring and splice it in.