New Yorker V8-318 5.2L VIN M 4-bbl (1982)
Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Coolant Temperature Sensor
1. Connect ohmmeter to terminals of coolant sensor.
2. With engine cold and ambient temperature less than 90°F, resistance should be 500-1,000 ohms.
3. With engine at normal operating temperature, resistance should be greater than 1,300 ohms.
4. If resistance is not as specified, replace sensor.