my car has the "check engine" light on. What should I do to correct the problem? on 2000 Toyota Camry

How do I replace the emission filter(s) or sensor? Where are they located? What tools do I need?

1 answer
You need to have a shop hook up a scan tool to determine why the check engine light is on and can troubleshoot what happened and you can find one here www.repairpal.com/directory