the throttle body needs relearned

What is your question?

i replaced the knock sensor and took off the throttle body and cleaned it and replaced it with a new gasket i am getting a P0507 code. now i need to relearn the throttle body unit. the engine will not run steady i get high and low idel speeds the RPMs jump from 1 to 1 1/2 to 2 it will not run steady while in park or nutral where can i take it to to so i can get the throttle body unit relearned.Thank you.

How long has your 2004 Nissan Quest had this problem?

a few months