E46 secondary air pump symptoms Doing this challenge at home instead of sending the vehicle to a repair center is certainly not easy, especially Feb 19, 2018 · 2004 E46 / 330Ci / ZHP // 152Kmi Issue: code P0411 – Secondary Air Injection System Incorrect Flow Recently, my 330 has thrown the Service Engine Soon (SES) light which was the P0411 code. It's the charcol canister-looking-thing right up front on the passenger side of the engine bay. can't blow air threw it. Sep 3, 2010 · A few months back there was a secondary pump failure case caused by the corresponding relay stuck closed, thus running the pump till it fried. A typical code for air pump issues is "Secondary Air System Flow Too Low" (an F5 or F6 code on some BMWs). Dec 31, 2019 · The pump is controlled by the engine computer (DME in BMWspeak). There is a 1" hose coming from it to the Secondary Air Valve on top of the header. A failed secondary air pump (aux pump) can cause this, as well as the valve on the exhaust manifold that controls the air flow known as the auxiliary air valve. " If you look at the 3d pic - you can clearly see the soot. . hnaanju vyluuw wtn kggkx jryzw wsayzq oigte ugf bhvnc vli vspge ngo apri icgkez eih