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P1411 Diagnostic Trouble Code Discussion for June 2012

Cylinder 1 Reactivation Control Performance

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Trouble Ticket Help Requests for DTC P1411
Help Request Posted
2001 Porsche Boxster Roadster 2.7L MIL Lamp on VIN: WP0CA29831
P1411: Air injection low flow. ... years and am getting ready to sell. It has always had an issue with the MIL coming on for P0410 and P1411. Last fall I dug into it and found some vacuum line problems and replaced one of the vacuum switching relays. (Bank 1) Problem seemed like it was fixe...
June 20, 2012