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Home >> Acura >> 1998 >> 2.3CL Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Knock Sensor (KS)
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Knock Sensor (KS)

Piezo-electric sensor creates small current when detecting a detonation. When knock sensor detects detonation, PCM will retard ignition timing.