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Home >> Toyota >> 1998 >> Tercel Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> A/C Switch (All Models)

A/C Switch (All Models)

When A/C is turned on, input signal is delivered to Engine Control Module (ECM). The ECM uses input signal to control engine idle speed during A/C operation.

NOTE: Airflow meter may also be referred to as Mass Airflow (MAF) meter.