how to retrieve fault codes from obd-2 emission. on 2007 Ford Explorer Sport Trac

today engine emission light came on.engine started to miss at idle as well as while driving.

1 answer 1 comment
Go to your local parts store or call them first. They will usually read check engine codes for no charge. The description you gave sounds like you have a misfire condition usually caused by bad spark plugs or coil failure.
Thank you very much for your response! I aprreciate your help.