Cleaning or changing the Cam shaft sensor in a 2005 Nissan Altima

This is for those Ladies out there who trust a mechanic and get riped off. Nissan in Jackson Tn charged me $400.00 for 2 sensors to be changed...Sensor cost $44.00 in this video you will see what cost me a arm and a leg at Nissan only cost me$ 44.00 to do myself!!