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Home >> Saab >> 1990 >> 900 S, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Coolant Temperature Sensor
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Coolant Temperature Sensor

Disconnect sensor connector. Check resistance between coolant temperature sensor terminals. Resistance should be 2600 ohms at 68°F (20°C) or 320 ohms at 176°F (80°C).