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P0325 - Knock Sensor 1 Circuit (Bank 1)

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P0325 - KNOCK SENSOR 1 CIRCUIT (BANK 1)

Description:  The KS detects vibrations upon increase and decrease in engine RPM. The knock sensor generates a voltage based on this vibration. A DTC is set if the voltage goes outside a calibrated level.
Possible Causes: 
  • KS circuit short to GND
  • KS sensor circuit short to voltage
  • KS circuit open
  • Damaged KS
Diagnostic Aids:  A knock sensor voltage greater than 0.5 volt with the key ON engine OFF indicates a concern is present.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All   - refer to PINPOINT TEST DG . refer to PINPOINT TEST DG .