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P1428 Diagnostic Trouble Code Discussion for May 2013

lean bnk 2

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Trouble Ticket Help Requests for DTC P1428
Help Request Posted
2004 Audi A6 Quattro 3.0L Misfire VIN: WAULT64B34
P1428: lean bnk 2. This car will set the lean code after 2 trips. occas has slight missfire, more cold. runs well warm. The crank case vent valve has been replaced yet there is excessive vac in crankcase. If you remove the oil fill cap the engine runs poor and almost stalls. It ...
May 23, 2013