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P0411 Diagnostic Trouble Code Discussion for August 2005

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
1999 Ford Taurus LX 3.0L MIL Lamp on VIN: 1FAFP522XX
P0411: insuffient air flow a.i.r. sys. ... taurus that wont go away first came in with p0411 and went thru all ford diaginosis procedures in alldata and found everything working but a reduced flow at front valve replaced valve and drove and ran monitor twice and shipped car, 2 weeks and its back wi...
August 29, 2005