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P0325 Diagnostic Trouble Code Discussion for April 2008

Knock Sensor 1 Circuit Malfunction (Bank 1)

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Trouble Ticket Help Requests for DTC P0325
Help Request Posted
1995 Nissan Altima GLE 2.4L Poor Fuel Economy VIN: 1N4BU31D7S
P0325: Knock Sensor. Customer complains the vehicle achieves a maximum of 11MPG. Scan data shows a sluggish O2 sensor, but when checked with oscilloscope does operate properly. I suspect ECM but the part is $1000 and I don't want to make a $1000 mistake. The oxygen sensor has been...
April 08, 2008
1999 Infiniti G20 2.0L MIL Lamp on VIN: JNKCP11AQX
P0325: Knock Sensor Circuit Malfunction (Bank 1). Vehicle came in for check engine light - no driveability issues. Secondary patterns look fine. What is strange is that there are codes for cylinders 5&6 misfire, however this is a 4 cylinder vehicle. There are no TSBs that I have found relating to this iss...
April 12, 2008