Mastering P0410 Diagnosis and Repair

The code sets when the PCM cycles the AIR pump, and doesn't see the extra air flow showing up on the O2 sensors. If the AIR system is operating correctly, the HO2S voltages should be low and the short-term fuel trim should be high. If the PCM determines that the HO2S ... Secondary Air Injection System is an emissions thing. To warm up the cat faster it puts through extra fuel and directs some fresh air into the ... In this video I show you how to fix the error codes/Check Engine Light P0410 and P0413 on your Mercedes M113 Engine. I show you how to ... Took it to the dealership and they pulled the P0410 code and found a restriction in the left side air passage in the cyl head. They put a couple ... 996 Forum - Error codes P0410 and P1411 - strange result - Hi, my CEL recently came on on my 2001 C2 996. The P0410 and P1411 error codes ... Comments Section ... From what I understand, P0410 is only related to the secondary air valve, which it sounds like you replaced already. Possible ... First: locate the secondary air pump on the driver's side of the engine bay (picture 1) this is attached with 3 10mm bolts. Undo the bolts and ... Also, it doesn't mean your cat is bad. The computer checks that the system is working by monitoring the front o2 sensor voltage while it is ... 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.