Environmental psychology addresses environmental problems such as density and crowding, noise pollution, sub-standard living, and urban decay. 1  Noise increases environmental stress.
Hayapower is correct. The tube from the converter is for the smog pump (air injection) for the catalytic converter. The EGR tube comes off the passenger side exhaust manifold. Disconnecting the tube from the converter will not hurt if you remove the conveter and close off the tube end or leave it open.If you leave it open then at times you will hear a pumping sound from the tube caused by the smog pump when it reaches proper temperature.t's thermactor/secondary fresh air injected from the smog air pump for converter/catalyst secondary burn/conversion.. Disabling/restricting an EGR flow (drastically), can/will result in a DTC.. The tube is needed for a fresh air suppy to the converter..
This is usually a sign that the catalyst has become plugged. It may be caused by faulty sparkplugs or an exhaust valve that has been burned. The catalytic converter can plug up and cause those symptoms. The converter can be tested by doing a back pressure test.If the converter is totally plugged it will get almost red after driving a while (very hot). Also exhaust will be restricted out of the tail pipe.logged Catalytic Converter Symptoms 101 Clogged Catalytic Converter In Your Car Understanding Of Symptoms Of Bad Catalytic Converter Bad Catalytic Converter In Your Car.