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Home >> Mercury >> 1994 >> Capri Base, Automatic >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel >> Testing >> Temperature Sending Unit Test

Temperature Sending Unit Test

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Remove sending unit from engine. Place sending unit in container of water. Heat water to 176°F (80°C). Measure resistance between sending unit terminal and case. Resistance should be 49.3-57.7 ohms. If resistance is not as specified, replace sending unit.