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P1423 Diagnostic Trouble Code Discussion for November 2009

Fuel Tank Large Leak

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Trouble Ticket Help Requests for DTC P1423
Help Request Posted
2001 Audi Allroad Quattro 2.7L MIL Lamp on VIN: WAUYP64B41
P1423: Secondary Air Injection low flow Bank 1. I have a recurring fault P1423 and P1411. Secondary air injection, low flow, Bank 1 and Bank 2. I can force the test and it always passes but when it runs it's self it fails. There are no vacuum leaks in the system. Usually, in group 77, I see a data block ref...
November 05, 2009
2000 Volkswagen Passat 4 Motion 2.8L MIL Lamp on VIN: WVWTH23BXY
P1423: secondary air managment system. originally vehicle came in with a p0420 code (cat efficency)we replaced cats and o2's at that time and proceeded to do maint t-belt replacement. also did tune up and have used only factory parts including vw cats and o2 sensors. cat codes went away but air inj...
November 20, 2009