By discussing punishment you are putting the cart before the horse. Ultimately it will depend on the steps you and any attorney representing you...

A parole violation for a red light traffic ticket is unlikely, so long as he was not concurrently violating any condition(s) of his parole....

Will the police be looking for me?

It is unlikely that the police are investigating you in regards to an isolated incident of alleged shoplifting. As a minor who has "never been...