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P0411 Diagnostic Trouble Code Discussion for May 2013

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
2006 Chevrolet Cobalt LS 2.2L MIL Lamp on VIN: 1G1AK15FX6
P0411: Secondary AIR System - Incorrect Airflow Detected. Hi Techs, Have this cobalt that came to me for state emission test and found codes PO411 and P2440 stored in PCM. After a quick look, I found the air pump was seized and would run a little if you tapped on it and also found AIR injectio control solenoid rusted...
May 01, 2013
2007 Chevrolet Cobalt LT 2.2L MIL Lamp on VIN: 1G1AL55F97
P0411: Secondary AIR System - Incorrect Airflow Detected. Hello Guys, I replaced the engine for a dead cylinder on this cobalt. Now I'm getting a po411 which is telling me I have a flow issue with the air pump. After inspection for obstructions I replaced the air control valve selenoid. The code came right back. The ...
May 14, 2013