What des the cdec0411 mean

Asked by GuruW6WHD May 24, 2018 at 12:11 PM about the 2000 Volkswagen EuroVan 3 Dr MV Passenger Van

Question type: Maintenance & Repair

What cause the engine code 0411 mean

1 Answer

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Code P0411 appears when a Secondary Air Injection System Incorrect Flow is detected. Possible causes: Damaged or missing check valve. AIR pump intake port plugged/damaged. AIR pump clutch malfunction. Holes or damage to exhaust components. From my VW Service Technical Manual, Revised March 2004.

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