Operation CHARM: Car repair manuals for everyone.

Temperature Sensor (Gauge): Testing and Inspection

- Check between the two poles of the connector.
- Lower sensor into water until threads are covered.


NOTE: Sensor and thermometer must not touch the bottom of the vessel. Always allow the temperature to stabilize before taking readings.


Temperature Resistance
20 °C (68 °F) 780 ohms
90 °C (194 °F) 75 Ohms