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Home >> Chevrolet >> 2000 >> S10/T10 P/U 2WD L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> Adaptive Knock Retard
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Adaptive Knock Retard

Range 0-90 degrees: The adaptive knock retard indicates the long term amount of the spark advance the Powertrain Control Module (PCM) removes from the Ignition Control (IC). The PCM responds to the Knock Sensor (KS) signal.
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