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Home >> Chevrolet >> 2002 >> Cavalier Base, 4D Sedan, 2.4 T >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 2.4L >> Diagnostic Tests >> DTC P0325: Knock Sensor Module Circuit >> Test Description
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Test Description

The numbers below refer to the step numbers on the diagnostic procedure.

  1. 2

    This step ensures the malfunction is present.
  2. 3

    This step ensures that the KS is capable of detecting detonation and producing a signal.
  3. 6

    If the KS signal wire is shorted to ground or shorted to voltage, the KS may still produce a signal.
  4. 7

    If the KS signal low reference is shorted to ground, or shorted to voltage, the KS may still produce a signal.