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P0411 Diagnostic Trouble Code Discussion for February 2005

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
1997 Volkswagen Golf GL 2.0L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 3VWFB81H4V
P0411: secondary air injection flow incorrect. thanks in advance for any help;car came in with check eng lamp on,reteived code po411,for secoondary air injection system,vehicle was idling fine,tested secondary air system per mitchell for code,all tests ok,even ran pump & diverted air upstream,found idl...
February 07, 2005
1999 Volkswagen Beetle GLS 2.0L MIL Lamp on VIN: 3VWCC21C0X
P0411: secondary air injection system faulty. ... engin light on. owner thought the transmission was going out . it had seven codes the first time p0134,p0300,p0301,p0304,p0303,p0302 . the o2 sensor was out replced it with a set of new plu...
February 15, 2005