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Home >> Audi >> 1991 >> 90 Base, 2.3 D >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Knock Sensor
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Knock Sensor

See DETONATION RETARD OPERATION (2.2L TURBO) or DETONATION RETARD OPERATION (2.3L) under IGNITION SYSTEM.