Reset check engine light

[sfkjeld]

Originally Posted by JFP in PA

And it also triggers an internal I/M Readiness protocol that pulls several emissions related sensors offline until the car has been drive a certain distance after reconnecting the battery. Because of this, the car will not pass emissions testing until the sensor registers reset to active or "ready". The EPA requires this protocol be in all internal combustion vehicles to prevent someone from disconnecting the battery just prior to going in for emissions........................

Thank you JFP, yeah it seemed to good to be true. So the question is, how is the shop doing it? Is this something that can be be done with a high end Durametric tool where they can clear specific codes in a way undetectable by smog testing equipment?