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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
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