code p0151

Thanks for a great Forum.
My son's '96 failed it's emission test w/ p0151 code. Is it something I can check myself or should I take it to my local wrench???

http://www.obd-codes.com/trouble_codes/index.php

go to this site according to this site it is a bad O2 sensor you can look up the code and it will show you. Hope it helps.