P0410 The Key to Deciphering Your Car's Emissions System

If your car has a check engine code # P0401, what is it and how do you fix it. To donate to the channel, ... It has to do with the secondary valves being stuck open or shut in the intake manifold. Mine stick open giving the car a mean growl but it sounds like yours ... Try testing the air pump itself to make sure it works. It only turns on in the first 30 seconds when the engine is cold. You should be able to hear it run. Venture - Air pump and p0410 & p0420 - First question are the codes p0410 & p0420 related in any way like will one cause the other etc. Code P0410, not passing emissions, possible solution ... In case anyone else has this problem, here is one free fix to try: In my case, my 2002 ... A secondary air injection (AIR) pump is used on this vehicle in order to lower the tail pipe emissions during start-up. The short story is Chevy blamed the recurrent code on… to short of an ambient air induction tube/ hose on the pump. Conveying that moisture ... Since you replaced the pump, you either still have a leak somewhere or the exhaust return valve may be stuck open (if one even exists on your ... When a code P0410 is set, the PCM is not seeing the front oxygen sensor voltage drop sufficiently when the Air Pump is supposed to be adding ... The fix was very simple: an aged, cracked vacuum elbow at the secondary air system (SAS) valve was leaking so that the SAS valve would not open properly.