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P0411 Diagnostic Trouble Code Discussion for January 2015

Secondary AIR System Incorrect Airflow Detected

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Trouble Ticket Help Requests for DTC P0411
Help Request Posted
2005 BMW 325xi 2.5L MIL Lamp on, air pump won't run VIN: WBAEU33495
P0411: Secondary air injection low flow. ... with a P0411 code (secondary air injection, low flow). The air pump will run via the Solus, and has good flow, but will not run on its own when the vehicle is first started cold. I really can't find any info in Mitchell, Alldata, or Identifix, on what inpu...
January 14, 2015
2007 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57Y17
P0411: Secondary AIR System Incorrect Airflow Detected. ... pulled code p0411 air injection incorrect flow. Test pump for activation, none. Removed hose between pump and solenoid, full of water. Replaced both pump and solenoid due to water intrusion. Clear code and returned vehicle to customer. Customer returned sh...
January 20, 2015