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P0328 Diagnostic Trouble Code Discussion for April 2005

Knock Sensor 1 Circuit High Voltage (Bank 1)


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Trouble Ticket Help Requests for DTC P0328
Help Request Posted
2001 Subaru Forester L 2.5L MIL Lamp on VIN: JF1SF63521
P0328: Knock Sensor 1 Circuit High Voltage. Inherited this from another tech. The MIL will come on for a period of time (sometimes days) and go out other times. I have inspected the wiring as well as tested the reference voltage. It hangs around 2.5-2.6V On min/max mode of my voltmeter it has spiked to ...
April 15, 2005