Originally Posted by bblanchard33

I can hear the pump activating and then cutting off while operating the vehicle. I passed emissions about 2 months ago. Its showing that the computer is monitoring the code but it is not actually activating the DTC and saying I have an issue with the system. Basically you would not have any idea that the code exists without plugging in the OBD scanner. Currently there are no active codes.

I'm wondering what the mileage or engine cycle duration is to stop monitoring for that code. I can't clear it out because there is no active code to clear.