mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

Heater Core > < Diagram Information and Instructions|Page 1615
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection

CAUTION:  Be careful not to touch the connector (resin section) with the tool when removing and installing.

1. Remove the engine coolant temperature sensor.
2. With temperature sensing portion of engine coolant temperature sensor immersed in hot water, check resistance.

Standard value:
2.1 - 2.7 KOhms [at 20°C (68°F)]
0.26 - 0.36 KOhms [at 80°C (176°F)]
 

3. If the resistance deviates from the standard value greatly, replace the sensor.

4. Apply sealant to threaded portion.

Specified sealant: 
3M NUT Locking Part No.4171 or equivalent

5. Install the engine coolant temperature sensor and tighten it to the specified torque.

Tightening torque: 29 Nm (22 ft.lbs.) 

Heater Core > < Diagram Information and Instructions|Page 1615