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P0325 Diagnostic Trouble Code Discussion for June 2009

Knock Sensor 1 Circuit Malfunction (Bank 1)

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Trouble Ticket Help Requests for DTC P0325
Help Request Posted
2002 Mercury Villager 3.3L Excessive Emissions, no power VIN: 4M2ZV11T12
P0325: Knock Sensor Circuit Malfunction (Bank 1). This vehicle was Diagnosed by another shop as needing a Catalytic converter. They took it to another shop and they cut out the secondary converter. The primary converter was plugged. Replaced but still is not right. Fuel pressure does not drop off. Checked aft...
June 04, 2009