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Home >> Saab >> 1991 >> 900 SPG >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Detonation Sensor

Detonation Sensor

This sensor is located in the engine block, below the intake manifold. When knocking occurs, it sends a signal to the ignition and APC ECU's.

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