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P0411 Diagnostic Trouble Code Discussion for October 2011

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
2000 Volkswagen Jetta GLS Turbo 1.8L MIL Lamp on VIN: 3VWSD29M9Y
P0411: secondary air injection incorrect flow. ... light ON. I scanned and found one code p0411 (or Volkswagon oem [...])secondary air injection incorrect flow. With engine Off, i use a smoke machine, introduce smoke from tail pipe, i find smoke coming out of the Air injection control valve. I conclude tha...
October 25, 2011