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P0411 Diagnostic Trouble Code Discussion for July 2006

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
1997 Mercury Sable GS 3.0L MIL Lamp on VIN: 1MELM50U2V
P0411: sai system incorrect upstream flow. I have fixed every problem that I could find in the system, the pump wasn't running, now it is. No vacuum was getting to the divertor valves, now it is, divertor valves are opening and closing correctly, driving o2 sensors lean when it is supposed to. Everythi...
July 11, 2006
1999 Volkswagen Cabrio GLS 2.0L Hesitation, Stall VIN: 3VWBB81E4X
P0411: secondry air injection pump. ... extended cramking before starting. Have no acceleration. Stalls and cuts-out. Fuel pressure normal. Have two codes Po411 and P1582. Any ideas.
July 26, 2006