what you will see is the check engine soon lite flash, so what you have to do is actually count the flashes, code 12 means you are ok, no problemo, and so, and it flash 12 first, to indicate the code sequence, so say you put your paper clip, then it'll flash * _ * * ___ * _ * * ___ (where * is flash, and __ is space). Write the number down, and then check it out, io hope i was clear and it'll help you.