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Home >> Acura >> 1990 >> Integra RS, 2D Hatchback, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> A/C Switch Signal
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A/C Switch Signal

When A/C is turned on, switch will generates signals to ECU. ECU uses this input to change engine RPM to compensate for the extra engine load.