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Home >> Toyota >> 1994 >> Tercel Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Engine Coolant Temperature Switch (Paseo A/T)

Engine Coolant Temperature Switch (Paseo A/T)

When coolant temperature exceeds a specified value, coolant temperature switch contacts close and delivers an input signal to Engine Control Module (ECM) at TWS terminal.