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P0325 Diagnostic Trouble Code Discussion for August 2009

Knock Sensor 1 Circuit Malfunction (Bank 1)

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Trouble Ticket Help Requests for DTC P0325
Help Request Posted
2003 Jeep Grand Cherokee Overland 4.7L Hesitation, Cuts out VIN: 1J8GW68JX3
P0325: Knock sensor above reference voltage. Hi all- Customer brought in this truck complaining that it had a random jerking feeling during cruise on the highway, and that at the same time the tach would jump from 2k to 3k rpms. Normally, at 70mph the speedo indicates 2k rpms. Our guess is that something...
August 19, 2009