Cam Sensor ?? Steering Wheel Angle 1+2?? Error Codes
 

Have a Mazda 3 06- Error codes came up on a auto scan, as "CAM SENSOR" & another will post asap.... Warning lights on dash Power Steering & Check Engine are on all the time- what is the Cam Sensor ???? How do I get the lights to go off as it will no pass an inspection with these lights on : (
Would be great if any one could help
Rebecca