Engine - Coolant Temperature Sensor/Switch: Testing and Inspection

Fig. 16 Removing water thermo sensor.:

1. Remove the water thermo sensor Fig. 16.

Fig. 17 Testing water thermo sensor.:

2. Place the sensor in water with a thermometer and heat up the water gradually Fig. 17.

Fig. 18 Resistance values.:

3. Check the calibration of the sensor Fig. 18.