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P1423 Diagnostic Trouble Code Discussion for September 2009

Fuel Tank Large Leak


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Trouble Ticket Help Requests for DTC P1423
Help Request Posted
2000 Volkswagen Passat 4 Motion 2.8L MIL Lamp on VIN: WVWTH23BXY
i have checked this system a few times now, it appears to be completly operational. at a cold start air pump cycles, and valves are opening. i have verified this by removing air pump hose to cylinder heads and can hear exuast thru both of them by dissconnectin...
September 30, 2009