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P1423 Diagnostic Trouble Code Discussion for August 2009

Fuel Tank Large Leak

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Trouble Ticket Help Requests for DTC P1423
Help Request Posted
1997 BMW 528i 2.8L MIL Lamp on VIN: WBADD523XV
P1423: Secondary Air Pump. ... P1421 and P1423. I checked on all data and it doesn't really give me much information. The Air Pump, I checked it works and wonder if anyone run into this problem before so please let me know. Thanks
August 19, 2009
2001 Audi A6 Quattro 2.7L MIL Lamp on VIN: WAUED64B91
P1423: secondary air injection system flow too low b1. replace secondary air pump & combination valves. Also replaced crank case distribution hose(large hose w/connectors on each valve cover & intake). Vehicle repeatedly sets codes. checked valves-good. smoked engine - no vac leaks seen. Smoked turboes by ...
August 24, 2009