dodge Workshop Repair Guides

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Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 957 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 955
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

Coolant Temperature Sensor

1.

Disconnect the harness connector from the coolant temperature sensor.

2.

Using a high impedance digital volt/ohm meter, measure the resistance of the coolant temperature sensor.  Compare readings taken with the chart
below.  Replace the coolant temperature sensor if the readings do not match.

TEMPERATURE (F)           

TEMPERATURE (C)              

RESISTANCE

212            

100            

185

160            

70                

450

100            

38                

1600

70            

20                

3400

40            

4                

7500

20            

-7                

13,500

0            

-18            

25,000

-40            

-40            

100,700

Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 957 > < Coolant Temperature Sensor/Switch (For Computer)|Specifications|Page 955