P0411 Diagnostic Trouble Code Discussion for December 2011
Secondary AIR System Incorrect Airflow Detected
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| Help Request | Posted | |
| 1999 Volkswagen Cabrio 2.0L Excessive Emissions, MIL Lamp on VIN: 3VWCB61E4X P0411: secondary air inj. incorrect flow. Hi AITN techs, I have a problem with thise vehicle that im not sure if the pcm is bad, and need some advice before i replace an $850 part. it failed smog with high nox. first thing i did was test the o2 sensor to see if the vehicle is in fuel control but the r... |
December 28, 2011 |
