Quote Originally Posted by Krappy
CEL stands for Check Engine Light... which a CEL code is the code pulled off your ECU which yields the PXXXX code. I know there are two for a fact but I am unsure if they are both on the cat, once you get under the car you'll be able to find both... yes it is safe to remove the ECU fuse and place it back in.

dude thanks for all the help! i really appreciate it! what would the sensor look like?