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Home >> Mercury >> 1994 >> Villager LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> EGR Temperature (EGRT) Sensor (Calif. Only)
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EGR Temperature (EGRT) Sensor (Calif. Only)

The EGRT, used on Villager models, detects temperature of exhaust gas at EGR valve. As temperature increases, resistance of EGRT drops. PCM uses this information to control EGR.