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Home >> Geo >> 1997 >> Metro Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation 1.0 & 1.3L >> Computerized Engine Controls >> Input Devices >> Transaxle Range Switch (TRS) Signal (A/T)

Transaxle Range Switch (TRS) Signal (A/T)

PCM monitors a voltage signal sent from TRS to monitor transaxle range. PCM uses this signal to control fuel injector, Idle Speed Control (ISC) motor and automatic transaxle.